Question

hi guys tell me the answer give all answer.
(1) GIVE AN EXAMPLE OF EACH MONOATOMIC AND DIATOMIC MOLECULE.
(2)A BODY OF MASS 10KG IS TAKEN TO THE CENTRE OF THE EARTH. WHAT WILL BE ITS MASS THERE?
(3)ONE WORD FOR POSITIVELY ION?

Answer 1

(1) Monatomic - Helium (He)
Diatomic - Oxygen (O2)

(2) The Mass of the body is not going to change but the weight of the object will be zero.

(3) Cation