Summative 6.3, 6.4, and 6.5, Acc Chem

1

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the molecular geometry of Dihydrogen Monoxide (H₂O).

Tetrahedral

Trigonal planar

Bent

Linear

HS-PS1-4

1

Which molecule does NOT have a dipole moment?

SO₂

CHCl₃

NH₃

CCl₄

HS-PS1-3

1

While researching the ozone (O₃) layer surrounding the Earth, Ling found that chemists represent the Lewis dot structure of O₃ using 2 resonance forms that obey the octet rule. Which structure is one of the resonance structures of O₃?

null

HS-PS1-1

1

Hydrogen sulfide (H2_S) has a boiling point of −60.7°C, and water (H₂O) has a boiling point of 100.0°C. Which statement best explains this difference in boiling points?

H₂S has a larger heat of vaporization

H₂S has stronger intermolecular van der Waals forces

H₂O has a larger molar mass

H₂O has stronger intermolecular hydrogen bonds

1

Which compound exhibits hydrogen bonding?

CH₄

HF

BH₃

HBr

1

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of Carbon Tetrachloride (CCl₄).

HS-PS1-1

1

Ethylene has the chemical structure H₂C=CH₂. Which statement describes the bonding hybridization between the 2 carbon (C) atoms in ethylene?

An sp³-hybridized orbital

An sp² -hybridized orbital

An sp -hybridized orbital

No Hybridization

HS-PS1-1

1

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of PBr_3.

1

Use the valence-shell electron-pair repulsion (VSEPR) theory to predict the geometry of boron trichloride (BCl₃). HINT: B does NOT obey the octet rule.

1

Compare a triple bond to a single bond.

Triple bonds have more energy and are shorter than single bonds

Triple bonds have less energy and are longer than single bonds

Single bonds have more energy and are shorter than triple bonds

Single bonds have more energy and are longer than triple bonds

1

Acetic acid (C₂H₄O₂) has 2 carbon (C) atoms, 1 and 2.
Which statement accurately describes the orbital geometries of Atom 1 and Atom 2?

Atom 1 is trigonal planar, while Atom 2 is tetrahedral.

Atom and Atom 2 are both trigonal planar.

Atom 1 is trigonal planar, while Atom 2 is tetrahedral

Atom 1 is tetrahedral, while Atom 2 is trigonal planar.

HS-PS1-3

1

Which compound is the most polar?

SiCl₄

H₂O

CH₄

CO₂

HS-PS1-3

1

Which one of the following would be considered to be nonpolar based on its structure?

null

HS-PS1-3

1

The organic gas acetylene (C₂H₂) is used commercially to produce plastics. What would be the correct lewis structure for acetylene?

null

HS-PS1-1

Summative 6.3, 6.4, and 6.5, Acc Chem

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the molecular geometry of Dihydrogen Monoxide (H2O).

Which molecule does NOT have a dipole moment?

While researching the ozone (O3) layer surrounding the Earth, Ling found that chemists represent the Lewis dot structure of O3 using 2 resonance forms that obey the octet rule. Which structure is one of the resonance structures of O3?

Hydrogen sulfide (H2S) has a boiling point of −60.7°C, and water (H2O) has a boiling point of 100.0°C. Which statement best explains this difference in boiling points?

Which compound exhibits hydrogen bonding?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of Carbon Tetrachloride (CCl4).

Ethylene has the chemical structure H2C=CH2. Which statement describes the bonding hybridization between the 2 carbon (C) atoms in ethylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of PBr3.

Use the valence-shell electron-pair repulsion (VSEPR) theory to predict the geometry of boron trichloride (BCl3). HINT: B does NOT obey the octet rule.

Compare a triple bond to a single bond.

Acetic acid (C2H4O2) has 2 carbon (C) atoms, 1 and 2.Which statement accurately describes the orbital geometries of Atom 1 and Atom 2?

Which compound is the most polar?

Which one of the following would be considered to be nonpolar based on its structure?

The organic gas acetylene (C2H2) is used commercially to produce plastics. What would be the correct lewis structure for acetylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the molecular geometry of Dihydrogen Monoxide (H2O).

Which molecule does NOT have a dipole moment?

While researching the ozone (O3) layer surrounding the Earth, Ling found that chemists represent the Lewis dot structure of O3 using 2 resonance forms that obey the octet rule. Which structure is one of the resonance structures of O3?

Hydrogen sulfide (H2S) has a boiling point of −60.7°C, and water (H2O) has a boiling point of 100.0°C. Which statement best explains this difference in boiling points?

Which compound exhibits hydrogen bonding?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of Carbon Tetrachloride (CCl4).

Ethylene has the chemical structure H2C=CH2. Which statement describes the bonding hybridization between the 2 carbon (C) atoms in ethylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of PBr3.

Use the valence-shell electron-pair repulsion (VSEPR) theory to predict the geometry of boron trichloride (BCl3). HINT: B does NOT obey the octet rule.

Compare a triple bond to a single bond.

Acetic acid (C2H4O2) has 2 carbon (C) atoms, 1 and 2.Which statement accurately describes the orbital geometries of Atom 1 and Atom 2?

Which compound is the most polar?

Which one of the following would be considered to be nonpolar based on its structure?

The organic gas acetylene (C2H2) is used commercially to produce plastics. What would be the correct lewis structure for acetylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the molecular geometry of Dihydrogen Monoxide (H₂O).

While researching the ozone (O₃) layer surrounding the Earth, Ling found that chemists represent the Lewis dot structure of O₃ using 2 resonance forms that obey the octet rule. Which structure is one of the resonance structures of O₃?

Hydrogen sulfide (H2_S) has a boiling point of −60.7°C, and water (H₂O) has a boiling point of 100.0°C. Which statement best explains this difference in boiling points?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of Carbon Tetrachloride (CCl₄).

Ethylene has the chemical structure H₂C=CH₂. Which statement describes the bonding hybridization between the 2 carbon (C) atoms in ethylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of PBr_3.

Use the valence-shell electron-pair repulsion (VSEPR) theory to predict the geometry of boron trichloride (BCl₃). HINT: B does NOT obey the octet rule.

Acetic acid (C₂H₄O₂) has 2 carbon (C) atoms, 1 and 2.
Which statement accurately describes the orbital geometries of Atom 1 and Atom 2?

The organic gas acetylene (C₂H₂) is used commercially to produce plastics. What would be the correct lewis structure for acetylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the molecular geometry of Dihydrogen Monoxide (H₂O).

While researching the ozone (O₃) layer surrounding the Earth, Ling found that chemists represent the Lewis dot structure of O₃ using 2 resonance forms that obey the octet rule. Which structure is one of the resonance structures of O₃?

Hydrogen sulfide (H2_S) has a boiling point of −60.7°C, and water (H₂O) has a boiling point of 100.0°C. Which statement best explains this difference in boiling points?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of Carbon Tetrachloride (CCl₄).

Ethylene has the chemical structure H₂C=CH₂. Which statement describes the bonding hybridization between the 2 carbon (C) atoms in ethylene?

Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of PBr_3.

Use the valence-shell electron-pair repulsion (VSEPR) theory to predict the geometry of boron trichloride (BCl₃). HINT: B does NOT obey the octet rule.

Acetic acid (C₂H₄O₂) has 2 carbon (C) atoms, 1 and 2.
Which statement accurately describes the orbital geometries of Atom 1 and Atom 2?

The organic gas acetylene (C₂H₂) is used commercially to produce plastics. What would be the correct lewis structure for acetylene?