Q.

Which of the following non-metal is lustrous?

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a

Sulphur 

b

Oxygen 

c

Nitrogen 

d

Iodine

answer is D.

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Detailed Solution

Lustrous metal is another name for metals that shine. Most of the metals have lustre.
For instance-  Gold, Silver, and Copper.
Sulfur, oxygen, and nitrogen are non-metals that do not have lustre, whereas iodine is a non-metal that has violet metallic lustre in its crystals.

Therefore, 'Iodine' is the correct response.

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