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Chemistry
Which of the following primary and secondary valencies are not correctly marked against the compound?
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Q. Which of the following primary and secondary valencies are not correctly marked against the compound?
Coordination Compounds
A
$[Cr(NH_{3})_{6}]Cl_{3}, p = 3, s = 6$
14%
B
$K_{2}[PtCl_{4}], p = 2, s = 4$
18%
C
$[Pt(NH_{3})_{2} Cl_{2}], p = 2, s = 4$
26%
D
$[Cu(NH_{3})_{4}]SO_{4}, p = 4,s = 4$
42%
Solution:
In $[Cu (NH_{3})_{4}]SO_{4}$ primary valency is $2$ and secondary valency is $4$.