Question

Copper sulfate can be obtained from copper oxides by using:

• A. conc. $H_{2}S{O}_4$
• B. dil. $H_{2}S{O}_4$
• C. both A and B
• D. none of these

Answer 1

The correct option is B dil. $H_{2}S{O}_4$

$CuO+H_{2}S{O}_4\left(dil\right)\to CuS{O}_4+H_{2}O$

only B