Question

The ___________ is the smallest unit of matter which can exist
independently and retains all its physical and chemical properties.

Jaldi bata do mere bhai mere bhen mere didi mere dost

Answer 1

An atom is the smallest unit of matter which can exist independently and retains all its physical and chemical properties.

• Matter consists of inseparable atoms
• Atoms of the same elements have similar mass while atoms of different elements differ in mass.
• They do take part in several chemical reactions which involve the reorganisation of atoms.
• They are neither created nor destroyed in a chemical reaction.
• Atoms are composed of three subatomic particles also known as fundamental particles I.e, protons, neutrons and electrons.