Question

The complex [Cr(H2O)4Br2]Cl gives the test for :

• A. Br–
• B. Cl–
• C. Cr3+
• D. Br– and Cl– both

Answer 1

Answer: (B)

Cl–

Answer 2

The counter ion present out side the coordination sphere can give test. Here Cl– is present in the ionization sphere as counter ion so it will give the test.

Ag+ + Cl– $\longrightarrow$ AgCl ¯ (white).