Question

Assertion (A) : ${Al}_2 {O}_3$ is converted into ${Al}$ by reduction with carbon. Reason (R) : Carbon (graphite) has greater affinity for oxygen than aluminium has.

Accepted Answer

$\mathbf{A}$ and $\mathbf{R}$ both are false.

Answer

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

Answer

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

Answer

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

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

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