Standard Books Chemistry Valency MCQ Question with Solution

Which of the following primary and secondary valencies are not correctly marked against the compound?

A

[Cr(NH₃)₆]Cl₃, p = 3, s = 6

B

K₂[PtCl₄], p = 2, s = 4

C

[Pt(NH₃)₂Cl₂] p = 2, s = 4

D

[Cu(NH₃)₄]SO₄, p = 4, s = 4

Option D

In [Cu(NH₃)₄]SO₄, the primary valency is 2 and the secondary valency is 4. The given values are incorrect.

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STANDARD Chemistry Valency MCQ Question