Question

Define the following terms; (a) Atom; (b) Molecule; (c) Avogadro’s number; (d) Valency; (e) Molar mass

Answer 1

Answer:

Atom:

Atom it's the smallest particle that takes part in a Chemical reaction. It cannot be further divided. It cannot exist independently. It can retain all the physical and Chemical properties of the Element.

Molecule:

Molecule is a particle which retains all the physical properties of the Atom. It can exist independently.

Avogadro Number:

It is the Number given by Avogadro to compute the no. of moles.

Valency:

It is the capability of an Atom of how much Atom can It contain.

Molar Mass:

It is the total Mass of a compound of elements present in It

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