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Valence bond theory predicts that iodine will use _____ hybrid orbitals in ICl2-.


A) sp2
B) sp3
C) sp3d
D) sp3d2
E) None of these choices are correct.

F) B) and E)
G) D) and E)

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Valence bond theory is able to explain why molecular oxygen is paramagnetic.

A) True
B) False

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Atoms of period 3 and beyond can undergo sp3d2 hybridization, but atoms of period 2 cannot.

A) True
B) False

Correct Answer

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Valence bond theory predicts that sulfur will use _____ hybrid orbitals in sulfur dioxide, SO2.


A) sp
B) sp2
C) sp3
D) sp3d
E) sp3d2

F) C) and D)
G) B) and C)

Correct Answer

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Valence bond theory predicts that bromine will use _____ hybrid orbitals in BrF5.


A) sp2
B) sp3
C) sp3d
D) sp3d2
E) None of these choices are correct.

F) B) and C)
G) A) and E)

Correct Answer

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A molecule with the formula AX4 uses _________ to form its bonds.


A) sp hybrid orbitals
B) sp2 hybrid orbitals
C) sp3 hybrid orbitals
D) sp3d hybrid orbitals
E) sp3d2 hybrid orbitals

F) B) and D)
G) A) and D)

Correct Answer

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Select the correct statement about Select the correct statement about -bonds in valence bond theory. A) A bond is stronger than a sigma bond. B) A bond can hold 4 electrons, two above and two below the σ-bond axis. C) A carbon-carbon double bond consists of two bonds. D) A bond is the same strength as a σ bond. E) A bond between two carbon atoms restricts rotation about the C-C axis. -bonds in valence bond theory.


A) A Select the correct statement about -bonds in valence bond theory. A) A bond is stronger than a sigma bond. B) A bond can hold 4 electrons, two above and two below the σ-bond axis. C) A carbon-carbon double bond consists of two bonds. D) A bond is the same strength as a σ bond. E) A bond between two carbon atoms restricts rotation about the C-C axis. bond is stronger than a sigma bond.
B) A Select the correct statement about -bonds in valence bond theory. A) A bond is stronger than a sigma bond. B) A bond can hold 4 electrons, two above and two below the σ-bond axis. C) A carbon-carbon double bond consists of two bonds. D) A bond is the same strength as a σ bond. E) A bond between two carbon atoms restricts rotation about the C-C axis. bond can hold 4 electrons, two above and two below the σ-bond axis.
C) A Select the correct statement about -bonds in valence bond theory. A) A bond is stronger than a sigma bond. B) A bond can hold 4 electrons, two above and two below the σ-bond axis. C) A carbon-carbon double bond consists of two bonds. D) A bond is the same strength as a σ bond. E) A bond between two carbon atoms restricts rotation about the C-C axis. carbon-carbon double bond consists of two bonds.
D) A Select the correct statement about -bonds in valence bond theory. A) A bond is stronger than a sigma bond. B) A bond can hold 4 electrons, two above and two below the σ-bond axis. C) A carbon-carbon double bond consists of two bonds. D) A bond is the same strength as a σ bond. E) A bond between two carbon atoms restricts rotation about the C-C axis. bond is the same strength as a σ bond.
E) A Select the correct statement about -bonds in valence bond theory. A) A bond is stronger than a sigma bond. B) A bond can hold 4 electrons, two above and two below the σ-bond axis. C) A carbon-carbon double bond consists of two bonds. D) A bond is the same strength as a σ bond. E) A bond between two carbon atoms restricts rotation about the C-C axis. bond between two carbon atoms restricts rotation about the C-C axis.

F) C) and D)
G) C) and E)

Correct Answer

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Valence bond theory explains the bonding in diatomic molecules such as HCl without resorting to the use of hybrid orbitals.

A) True
B) False

Correct Answer

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