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Q.

Secondary valency of Pt in $P t C l_{2} .2 N H_{3}$ and Co in $C o C l_{3} .4 N H_{3}$

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An Intiative by Sri Chaitanya

a

4,4

b

2,4

c

4,6

d

6,4

answer is B.

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Detailed Solution

4, 6

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