Question

How many hydrogen atoms are present in a hydrocarbon chain of five carbons joined to each other by single covalent bonds?

Answer 1

12 hydrogen atoms are present.

Step-by-step explanation:

The hydrocarbon is an alkane as it contains single covalent bonds.

The first carbon attaches to 3 hydrogen atoms, the second to fourth carbon attaches to 2 hydrogen atoms each and the last (fifth) carbon have 3 hydrogen atoms.

The Alkane compound is called PENTANE with molecular formula C5H12.