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Chemical bonding > VBT VSEPR > Flashcards

VBT VSEPR Flashcards

1
Q

What does Valence bond theory describe?

A

The bonding between atoms by the overlap of atomic orbitals.

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2
Q

True or False: Valence bond theory focuses on the idea of sharing electrons between atoms.

A

True

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3
Q

Fill in the blank: In Valence bond theory, a chemical bond is formed by the overlap of ________.

A

atomic orbitals

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4
Q

What is the key concept in Valence bond theory to explain the formation of covalent bonds?

A

Overlap of atomic orbitals

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5
Q

According to Valence bond theory, what happens when two atomic orbitals overlap?

A

A molecular orbital is formed.

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6
Q

True or False: Valence bond theory predicts the shape and geometry of molecules.

A

True

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7
Q

Which scientist is credited with the development of Valence bond theory?

A

Linus Pauling

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8
Q

What is the term for the region of high electron density in a molecule according to Valence bond theory?

A

Bonding orbital

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9
Q

Fill in the blank: In Valence bond theory, the bonding orbital is lower in energy than the ______ orbital.

A

atomic

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10
Q

What is the term for the region of low electron density in a molecule according to Valence bond theory?

A

Anti-bonding orbital

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11
Q

True or False: In Valence bond theory, when two atomic orbitals overlap constructively, a bonding orbital is formed.

A

True

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12
Q

What is the term for the overlap of atomic orbitals that leads to the formation of a bonding orbital?

A

Constructive interference

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13
Q

Fill in the blank: In Valence bond theory, when two atomic orbitals overlap destructively, an ________ orbital is formed.

A

anti-bonding

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14
Q

What is the term for the overlap of atomic orbitals that leads to the formation of an anti-bonding orbital?

A

Destructive interference

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15
Q

True or False: Valence bond theory can accurately predict the magnetic properties of molecules.

A

True

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16
Q

What is the term for a covalent bond formed by the overlap of sp2 hybridized atomic orbitals?

A

Sigma bond

17
Q

Fill in the blank: In Valence bond theory, a ______ bond is formed by the side-to-side overlap of p orbitals.

A

Pi

18
Q

What type of bond results from the overlap of two p orbitals in Valence bond theory?

A

Pi bond

19
Q

True or False: Valence bond theory is a quantum mechanical model used to describe chemical bonding.

A

True

20
Q

What is the term for the mixing of atomic orbitals to form new hybrid orbitals in Valence bond theory?

A

Hybridization

Chemical bonding (3 decks)

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