Due to the small and highly electronegative nature of fluorine, the oxyacids of the this element are much less common and less stable than those of the other halogens. Bonding theory, however, does allow one to propose structures for these acids and use formal charges for the evaluation of these structures. For a molecule of fluorous acid, the atoms are arranged as HOFO. (Note: In this oxyacid, the placement of fluorine is an exception to the rule of putting the more electronegative atom in a terminal position.) What is the formal charge on each of the atoms? Enter the formal charges in the same order as the atoms are listed. Express your answers as charges separated by comma. For example, a positive one charge would be written as +1. • View Available Hint(s) Formal Charge for H, O, F, O = |

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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Please answer question 6 part A and B

Formal charge (FC) keeps track of which electrons an
atom "owns" in a chemical bond with the equation
Part A
valence e
in
valence e in
FC =
Due to the small and highly electronegative nature of fluorine, the oxyacids of the this element are much less
common and less stable than those of the other halogens. Bonding theory, however, does allow one to propose
structures for these acids and use formal charges for the evaluation of these structures. For a molecule of fluorous
acid, the atoms are arranged as HOFO. (Note: In this oxyacid, the placement of fluorine is an exception to the rule
of putting the more electronegative atom in a terminal position.)
free atom
bonded atom
When more than one valid Lewis structure can be drawn
for a particular molecule, formal charge is used to predict
the most favorable structure.
What is the formal charge on each of the atoms? Enter the formal charges in the same order as the atoms are listed.
Express your answers as charges separated by comma. For example, a positive one charge would be written
as +1.
• View Available Hint(s)
Formal Charge for H, O, F, O =
Part B
Figure
1 of 1
Two possible electron-dot structures are shown for the cyanate ion, NCO¯. (Figure 1) What can you conclude about
how favorable the structures are?
• View Available Hint(s)
:NEC-Ö:
:N-c=0:
Structure A is more favored.
Structure B is more favored.
А
В
The structures are equally favored.
Transcribed Image Text:Formal charge (FC) keeps track of which electrons an atom "owns" in a chemical bond with the equation Part A valence e in valence e in FC = Due to the small and highly electronegative nature of fluorine, the oxyacids of the this element are much less common and less stable than those of the other halogens. Bonding theory, however, does allow one to propose structures for these acids and use formal charges for the evaluation of these structures. For a molecule of fluorous acid, the atoms are arranged as HOFO. (Note: In this oxyacid, the placement of fluorine is an exception to the rule of putting the more electronegative atom in a terminal position.) free atom bonded atom When more than one valid Lewis structure can be drawn for a particular molecule, formal charge is used to predict the most favorable structure. What is the formal charge on each of the atoms? Enter the formal charges in the same order as the atoms are listed. Express your answers as charges separated by comma. For example, a positive one charge would be written as +1. • View Available Hint(s) Formal Charge for H, O, F, O = Part B Figure 1 of 1 Two possible electron-dot structures are shown for the cyanate ion, NCO¯. (Figure 1) What can you conclude about how favorable the structures are? • View Available Hint(s) :NEC-Ö: :N-c=0: Structure A is more favored. Structure B is more favored. А В The structures are equally favored.
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