Question

Assertion (A) : Desilverisation of lead is done by Parke's method. Reason (R) : When lead-silver alloy is poor in silver, zinc is added to molten ore.

Accepted Answer

Both $\mathbf{A}$ and $\mathbf{R}$ are true but $\mathbf{R}$ is not the correct explanation of $\mathbf{A}$.

Answer

Both $\mathbf{A}$ and $\mathbf{R}$ are true and $\mathbf{R}$ is the correct explanation of $\mathbf{A}$.

Answer

$\mathbf{A}$ is true but $\mathbf{R}$ is false.

Answer

$\mathbf{A}$ is false but $\mathbf{R}$ is true.

JEE CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

More Questions from GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS