Which of the following acids attack(s) on copper and silver?

CHEMISTRY · Single correct · CBSE · Chemistry · Metals and Non-metals · Metals and Non-metals

Problem

Which of the following acids attack(s) on copper and silver? a. dilute

\text{HNO}_3

b. dilute

\text{HCl}

conc.

\text{H}_2\text{SO}_4

(1) dilute

\text{HNO}_3

(2) dilute

\text{HCl}

(3) conc.

\text{H}_2\text{SO}_4

(4) aqua regia