Ail organic compound has 42.1% carbon, 6.4% hydrogen and remainder is oxygen. If its molecular weight is 342, then its molecular formula is : (A) C11H18O12 (B) C12H20O12 (C) C14H20O10 (D) C12H22O11

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Question

Ail organic compound has 42.1% carbon, 6.4% hydrogen and remainder is oxygen. If its molecular weight is 342, then its molecular formula is :

(A) C11H18O12
(B) C12H20O12
(C) C14H20O10
(D) C12H22O11

Prashant Kotian · Accepted Answer

Correct answer: D. only C12H22O11 has 42.1% carbon, 6.4% hydrogen & 51.5 percent oxygen.

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