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2.2 Electrons, bonding and structure > Shapes > Flashcards

Shapes Flashcards

1
Q

how many bonding regions and lone pairs does a linear molecule have around the central atom?

A

2 bonding regions and 0 lone pairs

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2
Q

how many bonding regions and lone pairs does a trigonal planar molecule have around the central atom?

A

3 bonding regions and 0 lone pairs

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3
Q

how many bonding regions and lone pairs does a non-linear molecule have around the central atom?

A

2 bonding regions and 1 lone pair
2 bonding regions and 2 lone pairs

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4
Q

how many bonding regions does a tetrahedral molecule have around the central atom?

A

4 bonding regions and 0 lone pairs

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5
Q

how many bonding regions does a trigonal pyramid molecule have around the central atom?

A

3 bonding regions and 1 lone pair

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6
Q

how many bonding regions does a octahedral molecule have around the central atom?

A

6 bonding region and 0 lone pairs

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7
Q

what bond angle does a linear molecule have around the central atom?

A

180°

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8
Q

what bond angle does a trigonal planar molecule have around the central atom?

A

120°

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9
Q

what bond angle does a non- linear molecule have around the central atom?

A

2 bonding regions and 1 lone pairs=118°
2 bonding regions and 2 lone pair= 104.5°

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10
Q

what bond angle does a tetrahedral molecule have around the central atom?

A

109.5°

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11
Q

what bond angle does a trigonal pyramid molecule have around the central atom?

A

107°

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12
Q

what bond angle does a octahedral molecule have around the central atom?

A

90°

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13
Q

what is the name of molecule with 2 bonding regions and 0 lone pairs?

A

linear

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14
Q

what is the name of a molecule with 3 bonding regions and 0 lone pairs?

A

trigonal planar

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15
Q

what is the name of a molecule with 2 bonding regions and 2 lone pair?

A

non-linear

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16
Q

what is the name of a molecule with 2 bonding regions and 1 lone pair?

A

non-linear

17
Q

what is the name of a molecule with 3 bonding regions and 1 lone pair?

A

trigonal pyramid

18
Q

what is the name of a molecule with 4 bonding regions and 0 lone pairs?

A

tetrahedral

19
Q

what is the name of the molecule with 6 bonding regions and 0 lone pairs?

A

octahedral

2.2 Electrons, bonding and structure (11 decks)

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