Question

What is Atom and molecules

Answer 1

hey mate..!!

Molecules are formed from atoms. Effectively an atom is the smallest unit of matter. An atom is smallest particle of an object element which retains it's chemical identity in all the physical and chemical changes.


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Answer 2

• Particles are made up from atoms.
• Atoms are indivisible
• " " Building blocks of all matter
• " " Derived from the greek word 'atomos
• Protons,Neutrons and electrons are subatomic particles
• 2 or more atoms joined together is called a molecule