Ethylidene dichloride and ethylene dichloride are

Options

A. chain isomers
B. position isomers
C. functional isomers
D. metamers

Answer

B

Explanation

They are dihalogen derivatives of ethane and differ in the position of two Cl's:
`underset("Ethylidene dichloride")(CH_(3)-underset(Cl)underset(|)(C)H-Cl)" "underset("Ethylene dichloride")(underset(Cl)underset(|)(C)H_(2)-underset(Cl)underset(|)(C)H_(2))`