This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Draw the Lewis structures of C2H6, C2H4, and C2H2.Draw the molecules by placing atoms on the grid and connecting them with bonds. Include all hydrogen atoms. Draw the Lewis structures of C2H6, C2H4, and …Step #1: Calculate the total number of valence electrons. Here, the given molecule is OCS. In order to draw the lewis structure of OCS, first of all you have to find the total number of valence electrons present in the OCS molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).It is no longer used for this purpose because of the formation of the toxic gas phosgene, Cl 2 CO. Write the Lewis structures for carbon tetrachloride and phosgene. Identify the atoms that correspond to each of the following electron configurations. Then, write the Lewis symbol for the common ion formed from each atom: 1s 2 2s 2 2p 5; 1s 2 2s 2 2p 6 …Draw the Lewis structure for a sulfur monoxide molecule. Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. See Answer See Answer See Answer done loading. Question: Draw the Lewis structure for a sulfur monoxide molecule. Draw the Lewis structure for a sulfur …Question: 1. a) Draw the correct Lewis structure for nitrogen trifluoride, NF3. b) What is the electron group arrangement? c) What is the molecular group arrangement? d) What are the bond angles? e) Draw the dipole moments on the Lewis structure. f) Is this molecule polar or nonpolar? ? 2. a) How many valence electrons does PF4 + ion have b) Is ...On loan from the British Library, the manuscript is back in New York for the first time in three decades. In the middle of a bright yellow room at The Morgan Library and Museum in ...Our expert help has broken down your problem into an easy-to-learn solution you can count on. Question: Draw the correct lewis structure for the following molecule. NC. Here's the best way to solve it. Answer …. Draw the correct lewis structure for the following molecule. NC.Three cases can be constructed that do not follow the octet rule, and as such, they are known as the exceptions to the octet rule. Following the Octet Rule for Lewis Dot Structures leads to the most accurate depictions of stable molecular and atomic structures and because of this we always want to use the octet rule when drawing Lewis Dot Structures.Draw Lewis structure Write the following sentence as a balanced chemical equation: When soldiers breathed in chlorine gas (Cl 2 ... Write the following sentence as a balanced chemical equation: Phosgene was a particularly deadly gas because when it mixed with water vapor in soldiers' lungs or in the atmosphere, it created hydrochloric ...Here's the best way to solve it. Determine the total number of valence electrons in the NO molecule by adding the valence electrons from both nitrogen and oxygen. Draw the Lewis structure for NO. Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all nonbonding electrons.Question: Draw the Lewis structures for each of the following ions or molecules. For each, give (i) the molecular shape, (ii) the electron pair geometry at the central atom, and (iii) the hybridization of the central atom. (a) ClF3 (b) AsCl4- (c) PCl4+ (d) AsCl3 (e) OF2. Draw the Lewis structures for each of the following ions or molecules.Draw a valid Lewis structure for phosgene, CCl 2 O, which contains a central carbon atom. Phosgene is an extremely toxic gas used as a chemical weapon during World War I. It is now an important industrial starting material for the synthesis of Lexan, a lightweight transparent material used in bike helmets, goggles, and catcher's masks."The Fifth Risk" comes out Oct. 2. Outside the headlines that stream endlessly, about Trump’s possible ties to Russia, his Supreme Court nominee’s alleged sexual assault, his advis...To solve this question, we need to follow simple rules for drawing the Lewis structures. Do you recall how to draw the Lewis structure? Lewis structures are drawn in three successive steps. Step 1. Determine the total number of valence electrons. Step 2. Draw bonds between atoms (use one pair of electrons per bond). Step 3Step #1: Calculate the total number of valence electrons. Here, the given molecule is SOCl2. In order to draw the lewis structure of SOCl2, first of all you have to find the total number of valence electrons present in the SOCl2 molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Draw the Lewis structures for each and predict the molecular structure. Predict the bond angles and the polarity of each. (A polar molecule has a net dipole moment, while a nonpolar molecule docs not.)Here's the best way to solve it. Formal charge = Valence electrons - Unbonded e …. A student proposes the following Lewis structure for the water (HO) molecule. H-OH Assign a formal charge to each atom in the student's Lewis structure, atom formal charge X 5 ? SH right Continue Type here to search.Step #1: Calculate the total number of valence electrons. Here, the given molecule is C2Cl2. In order to draw the lewis structure of C2Cl2, first of all you have to find the total number of valence electrons present in the C2Cl2 molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Discussing its physical and chemical properties the Cl2CO lewis structure is non-flammable and its odor has suffocating and asphyxiating properties. Cl2CO lewis structure has a long history where it was used as a chemical instrument and a pulmonary irritant responsible for all the wrong reasons disturbing lives of approximately 85,000 people.Draw a valid Lewis structure for phosgene, CCl2O, which contains a central carbon atom. Phosgene is an. extremely toxic gas used as a chemical weapon during World War I. It is now an important industrial starting material for the synthesis of Lexan, a lightweight transparent material used in bike helmets, goggles, and catcher's masks.For the molecule BrF5, draw the Lewis structure, arrangement, geormetry/shape, and hybridization for non-hydrogen atoms? Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. See Answer See Answer See Answer done loading. Question: For the molecule BrF5, draw the …A Lewis electron dot diagram (or electron dot diagram, or a Lewis diagram, or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. The number of dots equals the number of valence electrons in the atom. These dots are arranged to the right and left and above and below the ...Construct the Lewis structure model for the covalent compound phosgene (COCl2) using the following steps. 1) The total number of valence electrons in COCl2 is ____. 2)In this compound, carbon is the central atom. Arrange the atomic cores appropriately in the space below. 3)Add electron pairs to show the bonds between the atoms.Apr 22, 2023 · Determine the hybridization of the central atom for each molecule. lewis structure. a central a l atom with a negative charge is bonded to four c l atoms. there are three lone pairs of electrons on each c l atom. sp sp2 sp3 sp3d sp3d2 lewis structure. a central c atom is double bonded to two s atoms, each with two lone pairs. sp sp2 sp3 sp3d ...Textbook solution for Chemistry: A Molecular Approach (4th Edition) 4th Edition Nivaldo J. Tro Chapter 9 Problem 96E. We have step-by-step solutions for your textbooks written by Bartleby experts! To Draw: The Lewis structure of phosgene and to determine which resonance structure is the best. | bartlebyA) 109.5° B) 180° C) 120° D) 60° E) 30°. Draw the Lewis structure of SO2 (with minimized formal charges) and then determine the ideal bonding angle (s) of the central atom. A) 109.5° B) 180° C) 120° D) 60° E) 30°. Problem 25PS: Among the following, which has the shortest bond and which has the longest: Li2, B2, C2, N2, O2?Phosgene (Cl2CO) is a poisonous gas that was used as a chemical weapon during World War I, and it is a potential agent for chemical terrorism. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms. Draw molecules by placing atoms on the grid and connecting them with ...Step #1: Calculate the total number of valence electrons. Here, the given molecule is N2O. In order to draw the lewis structure of N2O, first of all you have to find the total number of valence electrons present in the N2O molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Chemistry questions and answers. Choose a hybridization and draw a Lewis structure for each molecule or ion. Draw the ion by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Show the formal charges of all nonhydrogen atoms, or use square brackets to denote the overall charge.The total number of electrons in C-H bonds = The number of C-C. Draw a Lewis structure for the C3H8 molecule using the connectivity shown in the spacefilling model in the window. Gray = C; white = H; red = O; blue = N; dark green = Cl; brown = Br; light green = F; purple = I; yellow = S; orange = P. Use your drawing to answer the following ...A Lewis electron dot diagram (or electron dot diagram, or a Lewis diagram, or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. The number of dots equals the number of valence electrons in the atom. These dots are arranged to the right and left and above and below the ...Write the Lewis structure for the diatomic molecule P 2, an unstable form of phosphorus found in high-temperature phosphorus vapor. Write Lewis structures for the following: (a) H 2Question: 1. a) Draw the correct Lewis structure for nitrogen trifluoride, NF3. b) What is the electron group arrangement? c) What is the molecular group arrangement? d) What are the bond angles? e) Draw the dipole moments on the Lewis structure. f) Is this molecule polar or nonpolar? ? 2. a) How many valence electrons does PF4 + ion have b) Is ...In CoCl2: C = 4 valence electrons (v.e.) in unbonded atom minus 4 assigned electrons in Lewis structure (L.s.) = 0 formal charge O = 6 v.e. - 6 L.s. = 0 formal charge Cl = 7 v.e. - 7 L.s. = 0 formal charge. Write these charges next to the atoms in the Lewis structure. If the overall molecule has a charge, enclose the Lewis structure in brackets ...Phosgene (Cl2CO) is a poisonous gas that was used as a chemical weapon during World War I, and it is a potential agent for chemical terrorism. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms. Draw molecules by placing atoms on the grid and connecting …Chemistry. Phosgene (Cl2CO) is a poisonous gas used as a chemical weapon during World War I. It is a potential agent for chemical terrorism today. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms.Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. Question: Draw the Lewis structure for the selenium dioxide (SeO_2) molecule. Be sure to include all resonance structures that satisfy the octet rule. Here’s the best way to solve it.Question: Draw the Lewis structure for the phosphorus pentafluoride (PF 5) molecule. Draw the Lewis structure for the phosphorus pentafluoride (PF 5) molecule. There are 2 steps to solve this one. Expert-verified.Get four FREE subscriptions included with Chegg Study or Chegg Study Pack, and keep your school days running smoothly. 1. ^ Chegg survey fielded between Sept. 24–Oct 12, 2023 among a random sample of U.S. customers who used Chegg Study or Chegg Study Pack in Q2 2023 and Q3 2023. Respondent base (n=611) among approximately 837K invites.Build and explore molecules in 3D with this interactive simulation. Learn how molecule shapes change with different bonds and electron pairs. Compare your models with real molecules.4.28 Draw a valid Lewis structure for phosgene, CCI20, which contains a central carbon atom Phosgene is an extremely toxic gas used as a chemical weapon during World War I. It is now an important industrial starting material for the synthesis of Lexan, a lightweight transparent material used in bike helmets, goggles and catcher's masksDrawing Lewis structures for molecules with one central atom: five steps to success. The following procedure will give you the correct Lewis structure for any molecule or polyatomic ion that has one central atom. Step 1: Figure out how many electrons the molecule must have, based on the number of valence electrons in each atom. When drawing the ...Step #1: Calculate the total number of valence electrons. Here, the given molecule is P2H4. In order to draw the lewis structure of P2H4, first of all you have to find the total number of valence electrons present in the P2H4 molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Step 4/5. Finally, we place the remaining electrons on the central atom. The Lewis structure of BrNO is: Br − N = O where the lines represent pairs of electrons forming covalent bonds. Answer. To determine the more polar bond in the molecule, we need to look at the difference in electronegativity between the atoms.Chemistry questions and answers. 1. Determine what is wrong with (a) lewis structure and write the correct structure (draw the molecule by placing atoms on the grid and connecting them with bonds, include all lone pairs of electrons)2. Determine what is wrong with (b) lewis structure and write the correct structure (draw the molecule by placing ...Step #1: Calculate the total number of valence electrons. Here, the given molecule is CF4 (carbon tetrafluoride). In order to draw the lewis structure of CF4, first of all you have to find the total number of valence electrons present in the CF4 molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Phosgene $\left(\mathrm{Cl}_{2} \mathrm{CO}\right)$ is a poisonous gas that was used as a chemical weapon during World War 1 and is a potential agent for chemical terrorism. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms. Which resonance structure is the best?Chemistry; Chemistry questions and answers (4) Draw two Lewis Structures for phosgene, a toxic nerve gas, CoCl2. Indicate which Lewis Structure is the more plausible one based on formal charges on each atom. Must indicate formal charge on each atom in each structure to receive credit. (5) A. Place the following in order of decreasing bond strength.The total valence electrons available for drawing the COCl 2 Lewis structure are 24. Phosgene (COCl 2 ) has an identical electron geometry and molecular geometry or shape i.e., trigonal planar. There are two different bond angles in COCl 2 e., 111.8° (∠ Cl-C-Cl) and 124.5° (∠ Cl-C=O) respectively.Draw the Lewis structure for the molecule CHCCH3. How many sigma and pi bonds does it contain? BUY. Chemistry: The Molecular Science. 5th Edition. ISBN: 9781285199047. Author: John W. Moore, Conrad L. Stanitski. Publisher: John W. Moore, Conrad L. Stanitski ... Carbonyl chloride (phosgene), CoCI2, is a highly toxic gas used as a starting ...PROBLEM 4.2.7 4.2. 7. The arrangement of atoms in several biologically important molecules is given here. Complete the Lewis structures of these molecules by adding multiple bonds and lone pairs. Do not add any more atoms. a. the amino acid serine: b. urea: c. pyruvic acid: d. uracil: e. carbonic acid:One can draw the 3-dimensional structure of an atom once they have the Lewis Structure of an atom. The 3-dimensional geometrical structure of ammonium, NH4+ is referred to as Tetrahedral. Nitrogen, having 5 valence shell electrons, along with 4 from Hydrogen, should have had 9 electrons. But the + sign decrees that NH4+ has 8 valence shell ...Which resonance structure is the best why? Draw the Lewis structures for Phosgene (Cl 2 CO) and all resonance structures. Which resonance structure is the best why? Here's the best way to solve it. Identify the valence electrons for carbon, oxygen, and chlorine to start creating the Lewis structure for Phosgene. Most stable stru ….Aug 15, 2020 · 1. The central atom, beryllium, contributes two valence electrons, and each hydrogen atom contributes one. The Lewis electron structure is. 2. There are two electron groups around the central atom. We see from Figure 9.2 that the arrangement that minimizes repulsions places the groups 180° apart. 3.A Lewis structure shows the bonding and nonbonding electrons around individual atoms in a molecule. Some molecules must have multiple covalent bonds between atoms to satisfy the octet rule. A double bond contains four electrons and a triple bond contains six electrons. This page titled 4.4: Drawing Lewis Structures is shared under a CC BY-NC-SA ...draw the correct Lewis structure of this molecule by placing atoms on the canvas and connecting them with bonds. include all hydrogen atoms and lone pairs of electrons. Show transcribed image text. Here's the best way to solve it.lewis structure. To draw the Lewis structure for SEH2, we need to follow a few steps.First, we determine the total number of valence electrons in the molecule. In this case, SEH2 consists of selenium (Se) and two hydrogen (H) atoms.Selenium belongs to Group 16, so it has 6 valence electrons, while hydrogen has 1 valence electron each.We will put C atom in the center of the structure (because it is the least electronegative element in this molecule) and 1 O atom and 2 Cl atoms will go on the sides of C atom. In order to satisfy the octet rule for each of the present atoms and for formal charges to be as close to 0 as possible, the final Lewis structure will be as following:Phosgene is a colorless nonflammable gas that has the odor of freshly cut hay. It is a manufactured chemical, but small amounts occur naturally from the break down of chlorinated compounds. Phosgene is used in the manufacture of other chemicals such as dyestuffs, isocyanates, polycarbonates and acid chlorides; it is also used in the manufacture ...Fabricating a story is easy when you only need to tell a few, select details. When you have to draw it out on paper, however, it becomes very easy to tell the liars from the truth-...Steps of Drawing lewis structure of PO43-. 1. Let us count the total number of valence electrons for the molecule PO43-. P belongs to group 5, hence has 5 valence electrons. O belongs to group 6, hence …Draw molecules by. Phosgene () is a poisonous gas that was used as a chemical weapon during World War I and is a potential agent for chemical terrorism. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms. Draw molecules by placing atoms on the grid and connecting ...Here's the best way to solve it. Report Table LS.3: 3. Drawing and Evaluating Phosgene (COCI2 a. Draw the Lewis Structure Total Valence Electrons Lone Pairs of Electrons (central atom) Bond Pairs (central atom) VSEPR Molecular Shape (central atom) b. Measure the Bond Angle Measured Bond Angle VSEPR Idealized Bond Angle Cl-C-Cl Cl-C=0 c.Question: Write a Lewis structure for the phosphorus trifluoride molecule, PF3. Draw the Lewis dot structure for PF3. Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. QQ LA FF: F . Show transcribed image text. Here’s the best way to solve it. 100 % (4 ratings) View the full …A step-by-step explanation of how to draw the BrF2- Lewis Dot Structure.For the BrF2- structure use the periodic table to find the total number of valence el...Step #1: Calculate the total number of valence electrons. Here, the given molecule is N2O. In order to draw the lewis structure of N2O, first of all you have to find the total number of valence electrons present in the N2O molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Let us determine the Lewis structures of SiH 4, CHO − 2, NO +, and OF 2 as examples in following this procedure: Determine the total number of valence (outer shell) electrons in the molecule or ion. For a molecule, we add the number of valence electrons on each atom in the molecule: + SiH 4 + Si: 4 valence electrons/atom × 1 atom = 4 +H: 1 ...Draw a valid Lewis structure for phosgene, CCl2O, which contains a central carbon atom. Phosgene is an extremely toxic gas used as a chemical weapon during World War I. It is now an important industrial starting material for the synthesis of Lexan, a lightweight transparent material used in bike helmets, goggles, and catcher's masks. ...Here’s the best way to solve it. Report Table LS.3: 3. Drawing and Evaluating Phosgene (COCI2 a. Draw the Lewis Structure Total Valence Electrons Lone Pairs of Electrons (central atom) Bond Pairs (central atom) VSEPR Molecular Shape (central atom) b. Measure the Bond Angle Measured Bond Angle VSEPR Idealized Bond Angle Cl-C-Cl Cl-C=0 c.SO Hybridization. The hybridization of SO can be determined by looking at the electron distribution and bonding in the molecule. In the Lewis structure of SO, sulfur is bonded to two oxygen atoms. The electron configuration of sulfur in its ground state is 1s² 2s² 2p⁶ 3s² 3p⁴. To form bonds, the atomic orbitals of sulfur hybridize to create new hybrid orbitals.Apr 24, 2017 · In CoCl2: C = 4 valence electrons (v.e.) in unbonded atom minus 4 assigned electrons in Lewis structure (L.s.) = 0 formal charge O = 6 v.e. - 6 L.s. = 0 formal charge Cl = 7 v.e. - 7 L.s. = 0 formal charge. Write these charges next to the atoms in the Lewis structure. If the overall molecule has a charge, enclose the Lewis structure in brackets ...D) Sketch the molecule, beginning with the central atom and its. Here's the best way to solve it. 3) A) Draw the Lewis structure for phosgene, COCl2. B) Using VSEPR Theory, what is the electron geometry and molecular geometry of the compound. Please label both geometries.Chemistry. Chemistry questions and answers. QUESTION 44 Draw Lewis structures of these molecules and select the one that has only single bonds. a. N2H2 b. C2C14 C. CH3SH d. C2H4 e. all of the above QUESTION 45 Draw the Lewis structure for TeF 4 that minimizes formal charges and select the correct description of the electrons around the central ...There are guidelines (several steps) to draw a lewis structure. Number of steps can be changed according the complexity of the molecule or ion. Whether CO molecule seems as a simple molecule, there are important things to consider drawing the lewis structure. However those all steps are mentioned and explained in detail in this tutorial for your …4.28 Draw a valid Lewis structure for phosgene, CCI,O, which contains a central carbon atom. Phosgene is an extremely toxic gas used as a chemical weapon during World War I. It is now an important industrial starting material for the synthesis of Lexan, a lightweight transparent material used in bike helmets, goggles, and catcher's masks.Structure and basic properties. Phosgene is a planar molecule. The C=O distance is 1.18 angstroms (Å), the C—Cl distance is 1.74 Å, and the Cl—C--Cl angle is 111.8°. [2] Phosgene is the simplest and one of the most electrophilic acid chlorides. This high electrophilicity is manifested in the tendency of phosgene to react with water, that ...Draw a Lewis structure for ethylene, a compound of molecular formula C2H4, in which each carbon is bonded to two hydrogens ? What are possible Lewis structures for pci3, h2s, chbr3, c2h2br2? 1.Draw molecules by. Phosgene () is a poisonous gas that was used as a chemical weapon during World War I and is a potential agent for chemical terrorism. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms. Draw molecules by placing atoms on the grid and connecting ...Draw the Lewis structure for ClF3. Determine its electron geometry, the number of non-bonding domains on the central atom, and the polarity of the molecule. Draw Lewis dot structure for the following molecule. Draw Lewis dot structure for the following molecule. [N(CH(CH_3)_2)_2]^-Draw the Lewis structure for XeO_4.Step #1: Calculate the total number of valence electrons. Here, the given molecule is PI3. In order to draw the lewis structure of PI3, first of all you have to find the total number of valence electrons present in the PI3 molecule. (Valence electrons are the number of electrons present in the outermost shell of an atom).Chemistry. Phosgene (Cl2CO) is a poisonous gas used as a chemical weapon during World War I. It is a potential agent for chemical terrorism today. Draw the Lewis structure of phosgene. Include all three resonance forms by alternating the double bond among the three terminal atoms.phosgene, a colourless, chemically reactive, highly toxic gas having an odour like that of musty hay, used in making organic chemicals, dyestuffs, polycarbonate resins, and isocyanates for making polyurethane resins. It first came into prominence during World War I, when it was used, either alone or mixed with chlorine, against troops.Inhalation causes severe lung injury, the full effects ...For the molecule BrF5, draw the Lewis structure, arrangement, geormetry/shape, and hybridization for non-hydrogen atoms? Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. See Answer See Answer See Answer done loading. Question: For the molecule BrF5, draw the …Steps of drawing lewis structure of PH 3. There are several steps to draw the lewis structure of PH 3. But, because phosphine is a simple molecule, these steps are not complex and do not require all general steps which are used to draw lewis structures of complex molecules and ions. Those steps are explained in detail in this tutorial.. A step-by-step explanation of how to draw the COCl2 LewiChemical structure: This structure is also available as a 2d M Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. See Answer. Question: Draw the Lewis structure for the phosgene (COCI,) molecule. Ć Ĉ 15 X 7 ?Question: Draw the Lewis structure for the molecule CH3CH2CCH. How many sigma and pi bonds does it contain? A) 11 sigma, 0 pi B) 9 sigma, 1 pi C) 8 sigma, 3 pi D) 9 sigma, 2 pi E) 8 sigma, 2 pi. There are 2 steps to solve this one. Determine the total number of valence electrons in the molecule . Step #1: Calculate the total number of valence e The Lewis structure, also known as an electron dot structure, is a diagrammatic representation of determining the total number of valence electrons present in an atom that are ready to form bonds to form a molecule and, eventually, a compound. Table of Contents. How to draw Lewis Structure for H 2 O; Molecular Geometry of H 2 O; Hybridization ...Concept explainers. Question. Transcribed Image Text: Draw the Lewis structure of XeCl2 and then determine the hybridization of the central atom. A) sp³ 5 B) sp3 C) sp°d D) sp E) sp2 Click to edit molecule +. Expert Solution. Chemistry questions and answers. Draw the Lewis structure of p...
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