Question

Classification of Molecules?

Answer 1

Answer:

According to this definition, noble gas atoms are considered molecules as they are monatomic molecules. A molecule may be homonuclear, that is, it consists of atoms of one chemical element, as with oxygen (O2); or it may be heteronuclear, a chemical compound composed of more than one element, as with water (H2O).

Answer 2

Answer:

molecules can be defined as a group of two or more atoms that form the smallest identifiable unit into which a pure substance can be divided and still retain the composition and chemical properties of that substance.

please don't think that I googled it I had learnt it in my earlier class

I hope so it will help you