Question

The coordination number of copper in cupram- monium sulphate is

• A. 2
• B. 3
• C. 4
• D. 6

Answer 1

Answer: (C)

4

Answer 2

$[Cu(NH_3)_4]SO_4$
cuprammonium sulphate
Co-ordinate number of Cu in cuprammonium sulphate is 4