JEE Main Chemistry question

Diamond and Emerald are:

(A)C, C
(B)C,
(C)C, Si
(D)C, Correct

Answer: (D)

Solution

Diamond is elemental carbon in every option. Following the simplified classification used elsewhere in this paper (e.g. ruby as alumina), emerald — a silicate gemstone — is matched

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Question ID VK-138826