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Elements of Groups 16, 17 and 18 — Chemistry STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceChemistryElements of Groups 16, 17 and 182 Marks
Question
Which form of sulphur shows paramagnetic behaviour?
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Answer

In the vapour state, sulphur partly exists as $S_2$ molecule, which has two unpaired electrons in the antibonding $\pi ^*$ orbitals like $O_2$​​​​​​​. Hence it exhibits paramagnetism.

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