Answer:
A molecule is a combination of two or more atoms. The correct option is B.
Explanation:
Molecules are the smallest particle of a chemical compound that are made up of two or more atoms which are held together by a chemical bond. The chemical bonds are usually formed due to sharing and transfer of electrons among the atoms. Examples of molecules in chemistry includes:
- water molecule ( H2O)
- table salt ( NaCl)
- CaCl