Question

Assertion (A) : $\mathrm{CO}$ is toxic. Reason (R) : $\mathrm{CO}$ forms complex with haemoglobin in the blood, and this complex is more stable than oxy-haemoglobin.

Accepted 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.

Answer

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

JEE CHEMISTRY MCQ: 14 TH GROUP ELEMENTS (P-BLOCK)

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