the reaction with ammonia, boron trifluoride behave as an ………. . (g) The IUPAC name of di-methyl methylene is ………. . Select the correct word(s) given in the bracket. (7 marks) (a) Proteins is ( polymer,

The gas spread itself uniformly throughout any containers. (c) Indicators are required in all types of titrations. (d) Solid sodium chloride conducts electricity. (e) Reduction brings about a decrease

IUPAC name of di-methyl methylene is ………. . Select the correct word(s) given in the bracket. (7 marks) (a) Proteins is ( polymer, copolymer, monomer). (b) The molecule of (NH3, ClF3, BCl3) does not deviate

characteristic ………. smell. (d) Hydrogen sulphide has weak ………. properties. (e) Halogens have essential electronic structure of ………. . (f) In the reaction with ammonia, boron trifluoride behave as an ……….