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Q.

Fill in the blanks by selecting the option with correct sequence of words.

The symbolic representation of a molecule showing actual number of various atoms present in it is called its X formula. 

The number of atoms of all elements present in a molecule is known as its Y. 

Z formula gives the simplest ratio of atoms present in one molecule of the compound.

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a

Chemical (X), Valency (Y),  Molecular (Z)

b

Molecular X),  Valency (Y), Chemical (Z)

c

Empirical (X),  Atomicity (Y),  Molecular (Z)

d

Molecular (X),  Atomicity (Y),  Empirical (Z)

answer is D.

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Detailed Solution

Molecular  Formula: The symbolic representation of a molecule showing actual number of various atoms present in it.

Atomicity : The number of atoms of all elements present in a molecule. 

Empirical Formula: Simplest ratio of atoms present in one molecule of the compound.

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