3.Give a chemical term for the following:
(i) A bond formed by a shared pair of electrons with both electrons coming from the same atom.
(ii) A salt formed by incomplete neutralisation of an acid by a base.
(iii) A reaction in which hydrogen of an alklane is replaced by a halogen .
(iv) A definite number of water molecules bound to some salts.
(v) The process in which a substance absorbs moisture from the atmospheric air to become moist,and ultimately dissolves in absorbed water.
(i) Coordinate bond
(ii) Acidic salt
(iii) Halogenation reaction (note that alkanes undergo halogenation by substitution reaction)
(iv) Water of Crystallisation
(v) Deliquescence