KVPY SX SB Exam 05-Nov-2017 Question Paper

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Question : 106 of 120

Marks: +1, -0

Among
(i)

[Cr(en)_3]^{3+},

(ii) trans-

[Cr(en)_2 Cl_2]^{+}

,
(iii) Cis-

[Cr(en)_2 Cl_2]^{+}

(iv)

[Co(NH_3)_4Cl_2]^{+}

the optically active complexes are

i and ii
i and iii
ii and iii
ii and iv

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