1.

(A) Diamond and graphite are polymorphic forms (R) Carbon adopts different structural arrange­ments under different conditions to give these two forms.

Answer»

Both (A) and (R) are TRUE and (R) is the CORRECT explanation of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :A


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