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Which of the following cannot be a molecular formula for an empirical formula HO?

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in Chemistry – Class 11 by (148k points)
Which of the following cannot be a molecular formula for an empirical formula HO?

(a) H2O

(b) H2O2

(c) HO

(d) HO2

I have been asked this question at a job interview.

Question is taken from Percentage Composition in chapter Chemistry Basic Concepts of Chemistry – Class 11

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Correct answer is (b) H2O2

The explanation: The molecular formula is the exact number of different types of atoms present in the molecule of a compound. The rest compounds are not in the same ratio as of empirical formula ones. Though HO is possible, it can’t exist.

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