Question

Define an atom and a molecule​

Answer 1

Explanation:

It is the smallest constituent unit of matter that posses the properties of the chemical element.

A molecule is defined as the smallest unit of a compound that contains the chemical properties of the compound. Molecules are made up of groups of atoms.

Answer 2

Answer:

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☆ Molecule :-

• A molecule is an electrically neutral group of two or more atoms held together by chemical bonds. Molecules are distinguished from ions by their lack of electrical charge.

☆ Atom :-

• An atom is a particle of matter that uniquely defines achemical element. An atom consists of a central nucleus that is usually surrounded by one or more electrons. Each electron is negatively charged. The nucleus is positively charged, and contains one or more relatively heavy particles known as protons and neutrons.