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Practice: Formal Charge
Related Topics
Wize University Chemistry Textbook > Lewis Structures & Resonance Structures
How to Draw Lewis Structures
5 Activities
Practice: Formal Charges
In the molecule POCl
3,
what is the formal charge on the P atom in the best Lewis structure?
+1
+2
-1
0
+3
I don't know
Check Submission
More How to Draw Lewis Structures Questions:
Practice: Formal Charge
Practice: Formal Charges
In the molecule POCl
3,
what is the formal charge on the P atom in the best Lewis structure?
Acids and Bases: Acids and Salts
Draw the correct lewis structure of HClO
3
and draw all resonance structures.
Lewis Structures
Calculate the formal charge on each atom in the molecule. Determine the most stable resonance structure.
Lewis Structures
Calculate the formal charge on each atom in the molecule. Determine the most stable resonance structure.
Lewis Structures: Resonance
Starting from the Lewis structure below, draw all valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures: Resonance
Inspect the following incomplete resonance structures, and identify the INCORRECT statement about the
nitrous oxide molecule.
Hybridization, bond angle
1. What are the hybridization of each of the N atom in N
3
―
and what is the NNN bond angle?
2. What are the hybridization of each of the atoms in HOCN? What are the HOC and OCN bond angles?
Choose the correct option:
Lewis Dot Structure, Resonance
Choose the most stable resonance form of carbon monoxide.
Resonance Structure, Oxidation State
Choose the correct statement:
Lewis Structures
Complete the “best” Lewis diagrams for the following species and use them to answer the next three questions
SeCl
2
PO
2
+
Covalent Bonding and Lewis Structures
Draw Lewis structures for the following molecules
a) NH
3
b) CO
2
Lewis Structure: Geometry Practice
Three compounds are given below. Write the dot structure and draw the molecular geometry for each of these molecules. Also include a descriptive name to describe the molecular shape: bent, T-shaped, see-saw, trigonal planar, trigonal pyramid, trigonal bipyramid, square planar, square pyramid, tetrahedral, or octahedral.
Lewis Structures: Resonance
Show all of the most stable resonance structures for CO
3
2-
.
Lewis Structures
Draw the Lewis Structure for SF
2
O
2.
Lewis Structures
Draw the Lewis structure for CH
2
Br
2
Lewis dot structure
Which of the following statements is (are) correct for the most important Lewis structure of BCl
3
?
Lewis dot structure
Draw the best Lewis dot structure of CN
–
.
Hybridization
Consider the following Lewis Dot Structure of CO:
What is the best option for describing the bond between C and O?
Lewis Dot Structure
Draw Lewis dot structures and more stable resonance structures (wherever applicable) of the following:
1. NO
2
2. CH
3
OH
Benzene Derivatives
Complete the best Lewis structure of
p
-aminosalicylic acid (C
7
H
7
NO
3
) below to answer the following questions.
a)
How many valence electrons are in the complete Lewis structure?
b)
What is the formal charge on the nitrogen atom?
Benzene Derivatives
For the skeletal structure below, complete the Lewis structure and draw all three resonance structures for phenolate, C
6
H
5
O
-
. Show all lone pairs and additional bonds.
Lewis structure: Formal charge
Complete the best Lewis structure of the organic compound shown below (CH
3
CH
2
NO
2
). Determine the formal charge on the nitrogen.
Acids and Bases: Acids and Salts
Draw the correct lewis structure of chloric acid and draw all resonance structures.
Lewis Structure: Electron Movement in Resonance Structures
Complete the resonance structures by drawing the curly arrows required to convert between one resonance structure to another. Circle the resonance structure that is lower in energy.
ClO
2
-
:
Lewis Structure: Resonance Structures
How many Resonance structures are there for the sulfite ion?
Organic Compounds
Complete the Lewis structure of p-chlorobenzoate (shown below) to answer the following questions.
Organic Compounds
Complete the correct Lewis structure of NH
3
CH
3
CH
3
CO
2
(see below) to answer the following questions.
Resonance Structures
Draw all the resonance structures of CO
2
Cl
-
to answer the following questions.
Lewis Structures
Draw the correct Lewis structure of CO to answer the following questions.
Lewis Structures
Draw the correct Lewis structure of XeF
5
to answer the following questions.
Organic Compounds
Complete the Lewis structure of p-chlorobenzoate (shown below) to answer the following questions.
Organic Compounds
Draw all the resonance structures of aniline (NH
2
C
6
H
5
). The incomplete Lewis structure of aniline is shown below.
Organic Compounds
Complete the correct Lewis structure of NH
3
CH
3
CH
3
CO
2
(see below) to answer the following questions.
Organic Compounds
Draw the correct Lewis structure of HCCH.
Acids and Salts
Draw the correct Lewis structure of potassium sulfite (Na
2
SO
3
) and phosphoric acid (H
3
PO
4
).
Resonance Structures
Draw all the resonance structures of CO
2
Cl
-
to answer the following questions.
Resonance Structures
Draw all resonance structures for the carbonate ion: CO
3
2-
.
Lewis Structures
Draw the correct Lewis structure of CO to answer the following questions.
Lewis Structures
Draw the correct Lewis structure of XeF
4
to answer the following questions.
Lewis Structures
Draw the correct Lewis structure of XeO
4
to answer the following questions.
Lewis Structures
Draw the correct Lewis structure of BeF
2
.
Lewis Structures
Draw the Lewis structure of SO
2
Cl
2
to answer the following questions.
Lewis Structures
Complete the “best” Lewis diagrams for the following species and use them to answer the next three questions
a) SeCl
2
b) PO
2
+
Lewis Structures
Which is the correct Lewis Structure for
A
l
C
l
3
\rm AlCl_3
AlC
l
3
?
VSEPR: Molecular Polarity
Is SO
2
polar or non-polar?
What is the molecular shape?
What is the electron geometry?
Lewis Structures: VSEPR
Which of the following compounds of xenon has exactly one nonbonding pair of electrons on the xenon
atom?
Lewis Structures
Which one of the following ions has nonbonding valence electrons at the central atom?
Lewis Structures: Resonance
Inspect the following incomplete resonance structures, and identify the INCORRECT statement about the
nitrous oxide molecule.
Lewis Structures
Next question concerns the molecule acrylonitrile, C
3
H
3
N, shown below.
How many nonbonding valence electrons are there in a molecule of acrylonitrile?
Lewis Structures
Complete the skeleton given below to give the “best” Lewis diagram for a molecule of H
2
CCHCH
2
C(O)OH, then identify which of the statements below is false?
A. The C
3
C
4
bond is stronger than the C
2
C
3
bond.
B. There are 8 electrons not involved in bonding.
Lewis Structures: Formal Charge
In the molecule POCl
3,
what is the formal charge on the P atom in the best Lewis structure?
Lewis Structures: Molecular Polarity
Draw Lewis structures and give the other information requested for the following:
NO
3
-
. Polar or nonpolar molecule?
BrF
5
. Polar or nonpolar molecule? Geometry?
Lewis Structures: Formal Charge
5) Which of the following is the best Lewis structure for CO? (Enter a b c or d as your answer)
Lewis Structure: Phosphorus Pentafluoride
Please draw a reasonable Lewis structure for PF
5
Lewis Structure: Nitric Oxide
Please draw the BEST Lewis structure for NO.
Lewis Structures
Draw Lewis structures, including resonance structures where applicable, for the following compound: PF
5
Lewis Structure: Sulphate
Draw a reasonable Lewis structure for SO
4
2-
.
How many non-bonding electron pairs are on the central atom in
P
F
4
+
PF_4^+
P
F
4
+
?
Lewis Structure: Alkene
Which of the following molecules contains a double bond? (May be more than one)
a) HCCBr
b) H2NNH2
Lewis Structures
Calculate the formal charge on each atom in the molecule. Determine the most stable resonance structure.
Lewis Structures: Formal Charge
In the molecule POCl
3
the central atom is P, what is the formal charge on the P atom in the best dot
structure (Lewis structure)?
(Note: Phosphorous is a third row element.)
Lewis Structures
Draw the Lewis structure for HCN. Calculate the formal charge of each atom.
Lewis Structures: Formal charge
Which of the following structures has a Cl with +1 formal charge?
Lewis Structure
Draw the Lewis structure for BFClH.
How to Draw a Lewis Structure Question
1) Draw the Lewis structure of H
3
PO
4
.
1) Complete the Lewis structure for the skeletal structure shown below
Lewis Structures: Formal charges
Complete the following skeletal structure. Please show all lone pairs and formal charges.
How many lone pairs are there in the best Lewis structure
Lewis Structure: Formal charge
Complete the following skeletal structure. Please show all lone pairs and formal charges.
Lewis Structures: Formal Charge
In the molecule POCl
3,
what is the formal charge on the P atom in the best Lewis structure?
VSEPR and Lewis Structure
1) Draw Lewis structures for the following molecules
2) List the molecular shape and electron geometry for each
a) NH
3
Which of the following gives a pair of valid Lewis structures that are resonance structures of each other?
A. i only
B. ii only
Lewis Structures
Which of the following are correct, “best”, Lewis diagrams for
the condensed formulae given below them?
A. i only
Lewis Structures: VSEPR
If a molecule has the formula
XBr
4
−
\text{XBr}_ 4^-
XBr
4
−
with a see-saw molecular geometry, what is the best choice for the identity of
X
X
X
?
Lewis Structures
The Lewis diagrams for several molecules are shown below. Which of the molecules would be
nonpolar
?
Molecular Polarity and VSEPR
Consider the best Lewis diagrams for the following chemical species to answer the next two questions
CℓF
3
O
3
Lewis Structures
Complete the “best” Lewis diagrams for the following species and use them to answer the next three questions
a) SeCℓ
2
b) PO
2
+
Lewis Structures
Draw Lewis structures for the following molecules.
a) AlCl
3
b) CHCl
3
c) PO
4
3-
d) PO
3
3-
Practice: Skeletal Structure 2
Complete the following skeletal structure. Please show all lone pairs and formal charges.
Practice: Lewis Structure of Sulphate
Draw a reasonable Lewis structure for SO
4
2-
.
Draw Lewis structures, including resonance structures where applicable, for the following compound: NO
3
-
Lewis Structures: Resonance
Draw all reasonable resonance structures for the following compounds.
a) PS
2
Cl
2
-
b) SO
4
2-
Lewis Structures: Resonance
Starting from the Lewis structure below, complete two other valid resonance structures. Show all bonds, lone pairs, and non-zero formal charges.
Lewis Structures
Complete the following skeletal structure. Please show all lone pairs and formal charges.
Draw Lewis structures, including resonance structures where applicable, for the following compound: XeF
6
Lewis Structure: Resonance
Diazomethane is a poisonous, explosive yellow gas at room temperature!
Starting its Lewis structure which is given below, show two other valid resonance structures. Be sure to show all bonds, lone pairs, and formal charges.
Which of these elements is the central atom in CHBrClI?
Draw Lewis structures, including resonance structures where applicable, for the following compound: XeF
6
Which is the correct geometry of the following compounds: PBr
3
, BH
4
-
, NMe
4
+