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Which of the following has an optical is...

Which of the following has an optical isomer?
(en=ethylenediamine) ?

A

`[Zn(en)_(2)]^(2+)`

B

`[Zn(en)(NH_(3))_(2)]^(2+)`

C

`[Co(en)_(3)]^(3+)`

D

`[Co(H_(2)O)_(4)en]^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
3

(3) has unsymmetrical octahedral structure
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Knowledge Check

  • Which one of the following has an optical isomer ? (en=ethylenediamine )

    A
    `[Zn(en)(NH_(3))_(2)]^(2+)`
    B
    `[Co(en)_(3)]^(3+)`
    C
    `[Co(H_(2)O)_(4)(en)]^(3+)`
    D
    `[Zn(en)_(2)]^(2+)`
  • Which one of the following has an optical isomer?

    A
    `[Co(H_(2)O)_(4)(en)]^(3+)`
    (en = ethylenediamine)
    B
    `[Zn(en)_(2)]^(2+)`
    C
    `[Zn(en)(NH_(3))_(2)]^(2+)`
    D
    `[Co(en)_(3)]^(3+)`
  • Which of the following exists as an optical isomer ?

    A
    `[Zn(en)(NH_(3))_(2)]^(3+)`
    B
    `[Co(en)_(3)]^(2+)`
    C
    `[Co(H_(2)O)_(4)(en)]^(2+)`
    D
    `[Zn(en)_(2)]^(2+)`
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