Isomerism

Question 1

[Ma4b2]

Answer 1

Stereo: 2
Enantiomer pairs: 0
Geometric: 2

adjacent B
Opposite B

Question 2

[Ma3b3]

Answer 2

Stereo: 2
Enantiomer pairs: 0
Geometric: 2

Cis -> Facial
Trans -> Meridonal

Question 3

[Ma3b2c]

Answer 3

Stereo: 3
Enantiomer pairs: 0
Geometric: 3

aa bb ac
aa ab bc
ab ab ac

Question 4

[Ma3bcd]

Answer 4

Stereo: 5
Enantiomer pairs: 1
Geometric: 4

3 + (2)
Trans (meridonal) –> 3 geometrical
Cis (Facial) —> 1 pair of enantiomer

Question 5

[Ma2b2c2]

Answer 5

Stereo: 6
Enantiomer pairs: 1
Geometric: 5

a-a trans
b-b trans
c-c trans
all trans
all cis -> 1 pair of enantiomer

Question 6

[Mabcdef]

Answer 6

Stereo: 30
Enantiomer pairs: 15
Geometric: 15

Every geometric has dextro and leuvo

Question 7

[M(AA)3]

Answer 7

Stereo: 2
Enantiomer pairs: 1
Geometric: 1

Just 1 normal pair of enantiomer

Question 8

[M(AA)2b2]

Answer 8

Stereo: 3
Enantiomer pairs: 1
Geometric: 2

Cis has 1 pair of enantiomer
All trans

Question 9

[M(AA)b2c2]

Answer 9

Stereo: 4
Enantiomer pairs: 1
Geometric: 3

2 Trans + 1 Cis (1 pair of enantiomer)

Question 10

[M(AA)b2ac]

Answer 10

Stereo: 6
Enantiomer pairs: 2
Geometric: 4

Question 11

[M(AB)3]

Answer 11

Stereo: 4
Enantiomer pairs: 2
Geometric: 2

Cis(1 pair of enantiomer) + Trans (1 pair of enantiomer)

Question 12

[M(AB)2b2]

Answer 12

Stereo: 8
Enantiomer pairs: 3
Geometric: 5

Trans 2 (b-b opposite)
Cis 3 (every one has a pair of enantiomer)