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Advanced Higher Chemistry > (f) shapes of polyatomic molecules > Flashcards

(f) shapes of polyatomic molecules Flashcards

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1
Q

What does the same of a molecule depend on?

A

The number of bonding electron pairs and non-bonding electron pairs.

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2
Q

If there is 2 bonding electron pairs and no non-bonding electron pairs what will the shape structure be?

A

Linear.

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3
Q

What is the bond angle in linear molecules?

A

180 degrees.

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4
Q

If there is 3 bonding electron pairs and no non-bonding electron pairs what will the shape structure be?

A

Trigonal planar.

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5
Q

What is the bond angle in trigonal planar molecules?

A

120 degrees.

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6
Q

If there is 4 bonding electron pairs and no non-bonding electron pairs what will the shape structure be?

A

Tetrahedral.

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7
Q

What is the bond angle in tetrahedral molecules?

A

109.5 degrees.

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8
Q

If there is 5 bonding electron pairs and no non-bonding electron pairs what will the shape structure be?

A

Trigonal bipyramidal.

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9
Q

What is the bond angle in a trigonal bipyramidal molecule?

A

90 degrees between planes, 120 degrees between molecules.

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10
Q

If there is 6 bonding electron pairs and no non-bonding electron pairs what will the shape structure be?

A

Octahedral.

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11
Q

What is bond angle in an octahedral molecule?

A

90 degrees.

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12
Q

If there is 3 bonding electron pairs and 1 non-bonding electron pairs what will the shape structure be?

A

Pyramidal.

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13
Q

What is the bond angle in a pyramidal molecule?

A

107 degrees.

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14
Q

If there is 2 bonding electron pairs and 2 non-bonding electron pairs what will the shape structure be?

A

Angular.

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15
Q

What is the bond angle in an angular molecule?

A

104.5 degrees.

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16
Q

If there is 4 bonding electron pairs and 2 non-bonding electron pairs what will the shape structure be?

A

Square planar.

17
Q

What is the bond angler in a square planar molecule?

A

90 degrees.

Advanced Higher Chemistry (6 decks)

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