Isomerism and Stereochemistry

1102. Disubstituted alkenes exhibit cis-trans isomerism. Do disubstituted allenes exhibit stereoisomerism?

A. Yes, they have cis and trans isomers

B. Yes, they have enantiomers

C. Yes, they have diastereomers

D. no

1103. How many stereoisomers does this molecule have?

A. 2

B. 4

C. 6

D. 8

1104. How many stereoisomers does this molecule have?

A. 2

B. 4

C. 6

D. 8

1106. Is this compound E or Z?

A. E

B. Z

 

Is it cis or trans?

A. cis

B. trans

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