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Select CORRECT statement about complex s...

Select CORRECT statement about complex species `[Co(en)(NH_(3))_(2)]Cl_(2)]Cl`:

A

It has four stereoisomers out of which two are optically active

B

It is inner-orbital complex

C

It exhibit ionisation isomerism

D

It exist in three geometrical isomeric forms

Text Solution

Verified by Experts

The correct Answer is:
A, B, D
`[CO(en)(NH_(3))_(2)Cl_(2)]Cl implies d^(2)sp^(3)` hybridised Co
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Knowledge Check

  • In a complex, [Co(NH_(3))_(3)Cl_(3)] ,

    A
    C.N. is 6 and oxidation state is +3
    B
    Oxidation number +6 and C.N. is 3
    C
    C.N. is 6 and oxidation state is zero
    D
    Coordination number and oxidation number are 3 and +3 respectively

  • Three arrangements are shown for the complex [Co(en)(NH_(3))_(2)Cl_(2)]^(+) pick up the wrong statement.

    A
    I and II are geometrical isomers
    B
    II and III are optical isomers
    C
    I and III are optical isomers
    D
    II and III are geometrical isomers

  • Three arrangements are shown for the complex [Co(e n) (NH_(3))_(2)Cl_(2)]^(+) pick up the correct statement:-

    A
    II and III are optical isomers
    B
    I & III are optical isomers
    C
    I & II one geometrical isomers
    D
    II & III are geometrical isomers

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