3. An aqueous solution of Cocl2, on addition of excess of concentrated HCI turns blue due toformation of(1) [Co(H20)4CL2](2) [Co(H20)2C14]2-(3) [COCI4]2-(4) [Co(H2O)2CI]

3. An aqueous solution of Cocl2, on addition of excess of concentrat

1.	3. An aqueous solution of Cocl2, on addition of excess of concentrated HCI turns blue due toformation of(1) [Co(H20)4CL2](2) [Co(H20)2C14]2-(3) [COCI4]2-(4) [Co(H2O)2CI]
Answer» (COCI4)2- is the CORRECT ANSWER