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Advanced Chem > molecular geometry > Flashcards

molecular geometry Flashcards

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1
Q

what is molecular shape vs. electronic shape

A

molecular shape - defines arrangement of atoms
electronic shape - defines arrangement of electron groups

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2
Q

what is the geometry of a molecule whose steric number is: 2 and has 0 lone pairs

A

linear

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3
Q

what are the bond angles of linear shape

A

180

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4
Q

what is the geometry of a molecule whose steric number is: 3 and 0 lone pairs

A

trigonal planar

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5
Q

what are the bond angles of trigonal planar

A

120

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6
Q

what is the geometry of a molecules who steric number is: 4 and 0 lone pairs

A

tetrahedral

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7
Q

what are the bond angles of tetrahedral

A

109

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8
Q

what is the geometry of a molecules who steric number is: 5 and 0 lone pairs

A

trigonal bipyramid

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9
Q

what are the bond angles of trigonal bipyramid

A

90 and 120

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10
Q

what is the geometry of a molecules who steric number is: 6 and 0 lone pairs

A

octahedral

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11
Q

what are the bond angles of octahedral

A

90

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12
Q

what is the geometry of a molecules who steric number is: 3 and 1 lone pair

A

bent

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13
Q

what are the bond angles of bent

A

104.5 or less than 120

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14
Q

what is the geometry of a molecules who steric number is: 4 and 1 lone pair

A

trigonal pyramid

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15
Q

what are the bond angles of trigonal pyramid

A

107 or less than 109

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16
Q

what is the geometry of a molecules who steric number is: 5 and 2 lone pairs

A

bent

17
Q

what is the geometry of a molecules who steric number is: 5 and 1 lone pair

A

sawhorse or seesaw

18
Q

what are the bond angles of seesaw

A

90 and 120

19
Q

what is the geometry of a molecules who steric number is: 5 and 2 lone pairs

A

t-shape

20
Q

what are the bond angles of t-shape

A

90

21
Q

what is the geometry of a molecules who steric number is: 5 and 3 lone pairs

A

linear

22
Q

what is the geometry of a molecules who steric number is: 6 and 2 lone pairs

A

square pyramid

23
Q

what are the bond angles of square pyramid

A

90

24
Q

what is the geometry of a molecules who steric number is: 6 and 2 lone pairs

A

square planar

25
Q

what are the bond angles of square pyramid

A

90

26
Q

what is the geometry of a molecules who steric number is: 6 and 3 lone pairs

A

t-shape

27
Q

what is the geometry of a molecules who steric number is 6 and 4 lone pairs

A

linear

Advanced Chem (9 decks)

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