Basic-information

  Empirical Formula Molecular Formula Definition A chemical formula that gives the simplest whole number ratio of atoms in a […]

Valency is a concept in chemistry that refers to the number of chemical bonds that an atom can form with

Isotopes are variants of a chemical element that have the same number of protons in their atomic nuclei, but a

Definition: An element is a pure substance made up of only one type of atom. Element  History: Elements were first

Atom  Definition An atom is the smallest unit of matter that retains the properties of an element. It is made

The periodic table is a tabular arrangement of chemical elements, organized based on their atomic number, electron configurations, and chemical