Indicate whether the following statements are true or false .
(f) Molecules can exist independently.

Indicate whether the following statements are true or false . (c) Metals can be polished.

Mention whether the following statements are true (T) or false (F).

Indicate whether the following statements are true or false . (g) Molecules combine to form atoms.

Indicate whether the following statements are true or false . (i) Ozone is a triatomic molecule.

Indicate whether the following statements are true or false . (h) Noble gases are highly reactive.

Indicate whether the following statements are true or false . (b) Metals reflect light and are good conductors of electricity.

Indicate whether the following statements are true or false . (d) Elements are made up of compounds.

Indicate whether the following statements are true or false . ( a) A compound is made up of just one kind of atom.

Indicate whether the following statements are true or false . (e) All elements are artificially prepared.

Indicate whether the following statements are true or false. Explain your answer in brief. (i) The decreasing order of electron affinity of F, Cl, Br is FgtClgtBr . (ii) HBr is stronger acid than Hl because of hydrogen bonding.