Question

How many carbon atoms does the molecule have?

Answer 1

Carbon has four valence electrons in its shell carbon can share electrons with up to four different atoms.

Answer 2

There are 4 carbon atoms in the butane molecule and 10 hydrogen atoms.

What is an atom?

An atom consists of a positively charged sphere with electrons embedded in it.

Since the given molecule is butane. The chemical formula for butane is $C_4H_{10}.$

The subscript to carbon in the formula of butane is 4, thereby 4 atoms of butane are present in a molecule of butane.

So the number of carbon atoms in butane is 4.

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