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Formal Charge Solutions Library

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122 solutions

Formal Charge

Q. Draw the structure of periodic acid, HIO4. Optimize formal charges. 

Solved • Mar 20, 2020

Formal Charge

Q. What is the formal charge on the doubly bonded O atom (NOT the central atom)?

Solved • Mar 20, 2020

Formal Charge

Q. Use formal charge to choose the best Lewis structure for CH3SO2CH3.

Solved • Mar 20, 2020

Formal Charge

Q. Draw a Lewis structure for SO2 in which all atoms obey the octet rule. Show formal charges. Do not consider ringed structures.Draw a Lewis structur...

Solved • Mar 17, 2020

Formal Charge

Q. Consider the following proposed Lewis structures for N2O. Choose the best Lewis structure and calculate the formal charge on the O atom in your cho...

Solved • Nov 28, 2019

Formal Charge

Q. In the best Lewis structure for BeCl2, what is the formal charge on the Be atom?a. +2b. -1c. -2d. +1e. 0

Solved • Oct 11, 2019

Formal Charge

Q. One possible structure for OCN – ion is drawn below. What is the formal charge on each atom? a. O atom = 0, C atom = 0, and N atom = 0b. O atom = 0...

Solved • Oct 9, 2019

Formal Charge

Q. Which of the following Lewis structures is the BEST description of the bonding in ozone, O3?

Solved • Sep 26, 2019

Formal Charge

Q. What is the formal charge on the carbon atom in carbon monoxide?A. 0     B. 1     C. 2     D. 4     E. -1

Solved • Sep 18, 2019

Formal Charge

Q. Calculate the formal charge of each element in the following compounds and ions:(a) SeF6(b) PO43−

Solved • Aug 27, 2019

Formal Charge

Q. Calculate the formal charge of each element in the following compounds and ions:(a) H2CCH2(b) ClF3

Solved • Aug 27, 2019

Formal Charge

Q. Calculate the formal charge of each element in the following compounds and ions:(a) BF4−(b) SnCl3−

Solved • Aug 27, 2019

Formal Charge

Q. Determine the formal charge of each element in the following:(a) O22−(b) H2O2

Solved • Aug 27, 2019

Formal Charge

Q. Determine the formal charge of each element in the following:(a) PCl3(b) PF5

Solved • Aug 27, 2019

Formal Charge

Q. Which of the following structures would we expect for nitrous acid? Determine the formal charges:

Solved • Aug 26, 2019

Formal Charge

Q. Write the Lewis structure and chemical formula of the compound with a molar mass of about 70 g/mol that contains 19.7% nitrogen and 80.3% fluorine ...

Solved • Aug 26, 2019

Formal Charge

Q. Iodine forms a series of fluorides (listed here). Write Lewis structures for each of the four compounds and determine the formal charge of the iodi...

Solved • Aug 26, 2019

Formal Charge

Q. Draw the structure of hydroxylamine, H 3NO, and assign formal charges; look up the structure. Is the actual structure consistent with the formal ch...

Solved • Aug 26, 2019

Formal Charge

Q. Based on formal charge considerations, which of the following would likely be the correct arrangement of atoms in sulfur dioxide: OSO or SOO?

Solved • Aug 26, 2019

Formal Charge

Q. Based on formal charge considerations, which of the following would likely be the correct arrangement of atoms in hypochlorous acid: HOCl or OClH?

Solved • Aug 26, 2019

Formal Charge

Q. Based on formal charge considerations, which of the following would likely be the correct arrangement of atoms in nitrosyl chloride: ClNO or ClON?

Solved • Aug 26, 2019

Formal Charge

Q. Calculate the formal charge of each element in the following compounds and ions:(a) F2CO(b) NO–

Solved • Aug 26, 2019

Formal Charge

Q. Calculate the formal charge of chlorine in the molecules Cl 2, BeCl2, and ClF5.

Solved • Aug 26, 2019

Formal Charge

Q. Determine the formal charge of each element in the following:(a) H3O+(b) SO42−(c) NH3

Solved • Aug 26, 2019

Formal Charge

Q. Determine the formal charge of each element in the following:(a) HCl(b) CF4

Solved • Aug 26, 2019

Formal Charge

Q. Calculate the formal charge on carbon.

Solved • Aug 25, 2019

Formal Charge

Q. Calculate the formal charge on carbon.

Solved • Aug 25, 2019

Formal Charge

Q. What is the charge of oxygen gas?

Solved • Aug 8, 2019

Formal Charge

Q. How would you calculate the formal charge of CO 2?

Solved • Aug 8, 2019

Formal Charge

Q. What is the formal charge of CO?

Solved • Aug 7, 2019

Formal Charge

Q. What are the formal charges in O3 (ozone)?

Solved • Aug 7, 2019

Formal Charge

Q. Oxidation of the cyanide ion produces the stable cyanate ion, OCN-. The fulminate ion, CNO-, on the other hand, is very unstable. Fulminate salts e...

Solved • Nov 27, 2018

Formal Charge

Q. Use formal charge arguments to explain why CO has a less polar bond than expected on the basis of electronegativity.

Solved • Nov 27, 2018

Formal Charge

Q. Use the formal charge arguments to rationalize why BF3 would not follow the octet rule.

Solved • Nov 27, 2018

Formal Charge

Q. When molten sulfur reacts with chlorine gas, a vile-smelling orange liquid forms that has a formula of S2Cl2. The Lewis structure of this compound ...

Solved • Nov 26, 2018

Formal Charge

Q. The study of carbon-containing compounds and their properties is called organic chemistry. Besides carbon atoms, organic compounds also can contain...

Solved • Nov 26, 2018

Formal Charge

Q. Sodium azide is a shock-sensitive compound that releases N2 upon physical impact. The compound is used in automobile airbags. The azide ion is N3–....

Solved • Nov 12, 2018

Formal Charge

Q. Consider the Lewis structure shown below.Does the Lewis structure depict a neutral molecule or an ion?

Solved • Nov 12, 2018

Formal Charge

Q. Which of the Lewis structures for NO is dominant based on analysis of the formal charges?

Solved • Nov 12, 2018

Formal Charge

Q. The substance chlorine monoxide, ClO (g), is important in atmospheric processes that lead to depletion of the ozone layer. The ClO molecule has has...

Solved • Nov 12, 2018

Formal Charge

Q. The substance chlorine monoxide, ClO (g), is important in atmospheric processes that lead to depletion of the ozone layer. The ClO molecule has has...

Solved • Nov 12, 2018

Formal Charge

Q. A major challenge in implementing the “hydrogen economy” is finding a safe, lightweight, and compact way of storing hydrogen for use as fuel. The h...

Solved • Nov 12, 2018

Formal Charge

Q. Using formal charges, which of these three resonance forms is likely to be the most important?

Solved • Nov 12, 2018

Formal Charge

Q. Some chemists believe that satisfaction of the octet rule should be the top criterion for choosing the dominant Lewis structure of a molecule or io...

Solved • Nov 12, 2018

Formal Charge

Q. The structure of borazine, B3N3H6, is a six-membered ring of alternating B and N atoms. There is one H atom bonded to each B and to each N atom. Th...

Solved • Nov 12, 2018

Formal Charge

Q. Consider the Lewis structure for the polyatomic oxyanion shown here, where X is an element from the third period (Na-Ar). By changing the overall c...

Solved • Nov 12, 2018

Formal Charge

Q. Consider the Lewis structure for the polyatomic oxyanion shown here, where X is an element from the third period (Na-Ar). By changing the overall c...

Solved • Nov 12, 2018

Formal Charge

Q. Which of the Lewis structures for XeO3 yields the most favorable formal charges for the molecule?

Solved • Nov 12, 2018

Formal Charge

Q. Suppose a Lewis structure for a neutral fluorine-containing molecule results in a formal charge on the fluorine atom of +1. What conclusion would y...

Solved • Nov 12, 2018

Formal Charge

Q. In the vapor phase, BeCl2 exists as a discrete molecule.On the basis of the formal charges, which Lewis structure is expected to be dominant for Be...

Solved • Nov 12, 2018

Formal Charge

Q. Which element forms a 3+ ion that has the electron configuration [Kr]4d6 ?

Solved • Nov 12, 2018

Formal Charge

Q. In the Lewis structure shown here, A, D, E, Q, X, and Z represent elements in the first two rows of the periodic table (H - Ne).Identify Q so that ...

Solved • Nov 12, 2018

Formal Charge

Q. In the Lewis structure shown here, A, D, E, Q, X, and Z represent elements in the first two rows of the periodic table (H - Ne).Identify Z so that ...

Solved • Nov 12, 2018

Formal Charge

Q. Draw the Lewis structure for H3PO4. If necessary, expand the octet on appropriate atoms to lower formal charge.

Solved • Nov 12, 2018

Formal Charge

Q. What are the formal charges of the atoms shown in red?

Solved • Nov 12, 2018

Formal Charge

Q. Use formal charges to identify the better Lewis structure.

Solved • Nov 12, 2018

Formal Charge

Q. Use formal charge to choose the best Lewis structure for CH3SOCH3.

Solved • Nov 12, 2018

Formal Charge

Q. Use formal charge to explain why the fulminate ion is less stable (and therefore more reactive) than the cyanate ion.

Solved • Nov 12, 2018

Formal Charge

Q. In N2O, nitrogen is the central atom and the oxygen atom is terminal. In OF2, however, oxygen is the central atom.Use formal charges to explain why.

Solved • Nov 12, 2018

Formal Charge

Q. Write a Lewis structure that obeys the octet rule for each of the following molecules or ions. Assign formal charges to each atom.SeO2

Solved • Nov 12, 2018

Formal Charge

Q. The Murchison meteorite that landed in Australia in 1969 contained 92 different amino acids, including 21 found in Earth organisms. A skeleton stru...

Solved • Oct 28, 2018

Formal Charge

Q. Iodine forms a series of fluorides (listed here). Write Lewis structures for each of the four compounds and determine the formal charge of the iodi...

Solved • Oct 22, 2018

Formal Charge

Q. Draw the structure of hydroxylamine, H3NO, and assign formal charges; look up the structure. Is the actual structure consistent with the formal cha...

Solved • Oct 22, 2018

Formal Charge

Q. Based on formal charge considerations, which of the following would likely be the correct arrangement of atoms in nitrosyl chloride: ClNO or ClON?

Solved • Oct 22, 2018

Formal Charge

Q. Calculate the formal charge of chlorine in the molecules Cl2, BeCl2, and ClF5.

Solved • Oct 22, 2018

Formal Charge

Q. What is the formal charge on  boron in the compound below?a) neutral (0)b) +1c) -1

Solved • Jun 19, 2018

Formal Charge

Q. Calculate the formal charge on the N in the molecule below (as drawn) 

Solved • Jun 11, 2018

Formal Charge

Q. For a molecule of fluorous acid, the atoms are arranged as HOFO. What is the formal charge on each of the atoms?

Solved • Mar 26, 2018

Formal Charge

Q. Add formal charges as necessary to the structure. All unshared valence electrons are shown. What is the net charge on the species?

Solved • Mar 23, 2018

Formal Charge

Q. Draw a Lewis structure for SO2 in which all atoms have a formal charge of zero.

Solved • Mar 22, 2018

Formal Charge

Q. The Lewis structure for the chlorate ion is shown below. A. Calculate the formal charge on the chlorine (Cl) atom.B. Calculate the formal charge of...

Solved • Mar 21, 2018

Formal Charge

Q. Draw a Lewis structure for SO2 in which all atoms obey the octet rule. Show formal charges. Draw a Lewis structure for SO2 in which all atoms have ...

Solved • Mar 21, 2018

Formal Charge

Q. Draw the best Lewis structure for Cl3-. What is the formal charge on the central Cl atom?

Solved • Mar 21, 2018

Formal Charge

Q. Draw Lewis structure for CN+, CN, and CN- and include formal charges, lone pairs and nonbonding electrons.

Solved • Mar 13, 2018

Formal Charge

Q. Draw the Lewis Structure for NaOH. Fill octets with lone pair electrons. Assign a formal charge if available.

Solved • Feb 27, 2018

Formal Charge

Q. Draw the Lewis structure for N 2O that minimizes formal charge and places all negative formal charge on the most electronegative atom.

Solved • Feb 21, 2018

Formal Charge

Q. Write a Lewis structure for each of the following ions. Assign formal charges to all atoms. If necessary, expand the octet on the central atom to l...

Solved • Jan 18, 2018

Formal Charge

Q. Draw a Lewis structure and add formal charges to each resonance form of HCNO. 

Solved • Jan 4, 2018

Formal Charge

Q. What is the formal charge on the carbon atom in CO?

Solved • Dec 19, 2017

Formal Charge

Q. Draw a Lewis structure for ammonia, NH3. Show all unshared pairs and the formal charges, if any. Assume that bonding follows the octet rule.

Solved • Dec 19, 2017

Formal Charge

Q. Nitromethane is an organic compound with the molecular formula CH 3NO2. Draw a complete Lewis structure that shows all bonds, unshared electron pai...

Solved • Dec 18, 2017

Formal Charge

Q. Draw a single Lewis structure for the phosphate ion (PO 43-), in which the octet rule is obeyed. Include all formal charges and lone-pair electrons.

Solved • Dec 18, 2017

Formal Charge

Q. Draw the Lewis structure for ClO4-. Show the formal charges of all atoms in the structure.

Solved • Dec 15, 2017

Formal Charge

Q. What is the lewis structure for SO42- and the formal charge?

Solved • Dec 15, 2017

Formal Charge

Q. Draw the lewis structure for chlorate (ClO3-). For this structure, give each atom an octet and do not include a formal charge

Solved • Dec 15, 2017

Formal Charge

Q. Draw the Lewis structure of CO. Include lone pairs and formal charges.

Solved • Dec 14, 2017

Formal Charge

Q. Phosphoric acid (H3PO4) is used in the production of phosphate fertilizers and is often found in soft drinks (check the labels). In the molecule, p...

Solved • Dec 14, 2017

Formal Charge

Q. Give the proper Lewis structure of the following molecule/ion. Show the formal charge of any atom with a non-zero formal charge. Carbon monoxide

Solved • Aug 18, 2017

Formal Charge

Q. Give the proper Lewis structure of the following molecule/ion. Show the formal charge of any atom with a non-zero formal charge.Iodine pentachloride

Solved • Aug 18, 2017

Formal Charge

Q. Give the proper Lewis structure of the following molecule/ion. Show the formal charge of any atom with a non-zero formal charge. Sulfite  

Solved • Aug 18, 2017

Formal Charge

Q. Why does the most proper Lewis structure of BeCl 2 contain two single Be-Cl bonds instead of two double Be=Cl bonds?a. The formal charges of the at...

Solved • Aug 18, 2017

Formal Charge

Q. What is the formal charge of phosphorus in the proper Lewis structure of phosphate ion? A. 0 B. +1 C. -1 D. +5 E. -3

Solved • Aug 17, 2017

Formal Charge

Q. For dinitrogen monoxide, the arrangement of the atoms is N-N-O. In the Lewis structure with a single bond between NN and a triple bond between NO, ...

Solved • Jul 10, 2017

Formal Charge

Q. What is the formal charge on the iodine atom in ICl2 + (where iodine is the central atom)? a) + 2 b) + 1 c) 0 d) – 1 e) – 2

Solved • Jun 19, 2017

Formal Charge

Q. Which of the following is a correct Lewis structure for nitrous acid, HNO2 ?

Solved • Jun 16, 2017

Formal Charge

Q. In the spaces below draw a Lewis dot diagram showing the presence of all electrons in the molecule or ion. All of these obey the rule that there ar...

Solved • May 31, 2017

Formal Charge

Q. Draw the Lewis structure for ClF3 where the central atom has a zero formal charge.

Solved • May 2, 2017

Formal Charge

Q. Draw one Lewis structure for formaldehyde, CH2O. There are no O – H bonds. Include any formal charges. All unshared electrons must be shown.

Solved • Mar 29, 2017

Formal Charge

Q. Draw one Lewis structure for CH3N. There is at least 1 N – H bond. Include any formal charges. All unshared electrons must be shown.

Solved • Mar 29, 2017

Formal Charge

Q. Draw one Lewis structure for nitrous oxide, N2O. There is a terminal oxygen. Include any formal charges. All unshared electrons must be shown.

Solved • Mar 29, 2017