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A Level / GCSE Chemisty > 🟡 Topic 2: Bond Shapes And Angles > Flashcards

🟡 Topic 2: Bond Shapes And Angles Flashcards

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1
Q

What bond shape and angle has 2 bonding pairs and 0 lone pairs?

A

Linear - 180

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2
Q

What bond shape and angle has 3 bonding pairs and 0 lone pairs?

A

Trigonal planar - 120

It may also have 3 bonding pairs and 2 lone pairs

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3
Q

What bond shape and angle has 4 bonding pairs and 0 lone pairs?

A

Tetrahedral - 109.5

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4
Q

What bond shape and angle has 5 bonding pairs and 0 lone pairs?

A

Trigonal bipyramidal - 90 and 120

90 from equator to apex, 120 around equator

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5
Q

What bond shape and angle has 6 bonding pairs and 0 lone pairs?

A

Octahedral - 90

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6
Q

What bond shape and angle has 3 bonding pairs and 1 lone pair?

A

Trigonal pyramidal - 107

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7
Q

What bond shape and angle has 2 bonding pairs and 2 lone pairs?

A

Bent/ angular/ v-shaped - 104.5

May have just 1 lone pair

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8
Q

What bond shape and angle has 4 bonding pairs and 2 lone pairs?

A

Square planar - 90

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9
Q

If there is a double bond, is it counted as one bonding pair, or two bonding pairs?

A

One bonding pair

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10
Q

Lone pairs only matter if on the …

A

Central atom

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11
Q

By what degree do lone pairs push bonding pairs closer together?

A

By 2.5

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12
Q

What is the bond angle and bond shape of BF3?

A

Trigonal planar - 120

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13
Q

What is the bond angle and bond shape of PCl5?

A

Trigonal bipyramidal - 90 and 120

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14
Q

What is the bond angle and bond shape of CH4?

A

Tetrahedral - 109.5

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15
Q

What is the bond angle and bond shape of CO2?

A

Linear - 180

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16
Q

What is the bond angle and bond shape of ClF4-?

A

Square planar - 90

17
Q

What is the bond angle and bond shape of H2O?

A

Bent/ angular/ V-shaped - 104.5

18
Q

What is the bond angle and bond shape of NH3?

A

Trigonal pyramidal - 107

19
Q

What is the bond angle and bond shape of SF6?

A

Octahedral - 90

20
Q

What is the bond angle and bond shape of NH4+?

A

Tetrahedral - 109.5

A Level / GCSE Chemisty (26 decks)

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