Atoms, Molecules, Compounds, and Ions

Front

Molecule

Back

A molecule is formed when two or more atoms of the same element or different elements join together and are chemically bonded, and it can exist independently.

Front

Atomicity of H₂S molecule

Back

The atomicity of H₂S is 3 (2 hydrogen and 1 sulfur atom).

Front

Atoms in Sulphuric acid (H₂SO₄)

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Sulphuric acid contains 2 hydrogen, 1 sulfur, and 4 oxygen atoms.

Front

Anion

Back

An anion is an atom or group of atoms that carries a negative charge.

Front

Potassium ion

Back

K⁺

Front

Magnesium ion

Back

Mg²⁺

Front

Formula of aluminium oxide

Back

Al₂O₃