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Write the mol...

Question

Write the molecular formulae of compounds calcium oxide, hydrogen sulphide, carbon monoxide, and lead sulphide.

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Solution

Molecular formula is the symbolic representation of a molecule of an element or a compound. Molecular formulae of the given compounds are,

Compoud Molecular formula

Calcium oxide $C a O$

Hydrogen sulphide $H_{2}$ $S$

Carbon monoxide $C O$

Lead sulphide $P b S$

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