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Chemistry

Structural Isomerism

Which complex...

Question

Which complex is likely to show optical activity?

T r a n s - [C o C l_{2} (N H_{3})_{4}]^{+}

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[C r (H_{2} O)_{6}]^{3 +}

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C i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}

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T r a n s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}

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Solution

The correct option is C $C i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}$
Only Cis $- {[C o {(N H_{3})}_{2} {(e n)}_{2}]}_{2}^{3 +}$ complex shows optical isomerism.
Others don't show due to presence of symmetry.

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Similar questions

Q. Which of the following will show optical isomers?
(I)

C i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}

(II)

T r a n s - [I r C l_{2} (C_{2} O_{4})_{2}]^{3 -}

(III)

[R h (e n)_{3}]^{3 +}

(IV)

c i s - [I r (H_{2} O)_{3} C l_{3}]

Q. The following complexes are given:
(1)

t r a n s - [C o (N H_{3})_{4} C l_{2}]^{+}

(2)

c i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}

(3)

t r a n s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}

(4)

N i C l_{4}^{2 -}

(5)

T i F_{6}^{2 -}

(6)

C o F_{6}^{3 -}

Choose the correct code:

The following complexex are given:
(1) $t r a n s - [C o (N H_{3})_{4} C l_{2}]^{+}$
(2) $c i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}$
(3) $t r a n s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}$
(4) $[N i C l_{4}]^{2 -}$
(5) $[T i F_{6}]^{2 -}$
(6) $[C o F_{6}]^{3 -}$
Choose the correct code:

Q. Which of the following compounds show optical isomerism?
I. cis

- [C o (N H_{3})_{4} C l_{2}]^{+}

II. trans

- [C o (e n)_{2} C l_{2}]^{+}

III. cis

- [C o (e n)_{2} C l_{2}]^{+}

IV.

[C o (e n)_{3}]^{3 +}

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Which complex is likely to show optical activity?

The correct option is C Cis−[Co(NH3)2(en)2]3+Only Cis −[Co(NH3)2(en)2]3+ complex shows optical isomerism.Others don't show due to presence of symmetry.

The correct option is C $C i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}$
Only Cis $- {[C o {(N H_{3})}_{2} {(e n)}_{2}]}_{2}^{3 +}$ complex shows optical isomerism.
Others don't show due to presence of symmetry.