Question

Statement-1 Zinc can be used while copper cannot be used
in the recovery of Ag from the complex [Ag(CN)₂]⁻.
Statement-2 Zinc is a powerful reducing agent than copper.

Answer 1

Explanation:

Both Statements are true and Statement 2 is the correct explanation of Statement 1

Answer 2

Statement-1 Zinc can be used while copper cannot be used in the recovery of Ag from the complex [Ag(CN)₂]⁻.

Statement-2 Zinc is a powerful reducing agent than copper.

• Both of the statements are correct.
• Zn is used for the recovery of Ag from the complex [Ag(CN)2]−
• while Cu is not used, as Zn is more powerful reducing agent than Cu  
• and  Zn is more reactive than Cu.