Question

Among the following allotropic forms of sulphur, the number of allotropic forms, which will show paramagnetism is _______
$\left(A\right)\alpha -sulphur$
$\left(B\right)\beta -sulphur$
$\left(C\right)S_2-form$

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Answer 1

$\alpha$-sulphur (Rhombic sulphur) and $\beta$-sulphur (Monoclinic sulphur) are the two allotropes of sulphur which are diamagnetic. But the $S_2$-form which exists at high temperature and has structure similar to $O_2$ is paramagnetic.
So, 1 is the correct answer