Haloforms are trihalogen derivatives of

CHX3 Haloform (X = F, Cl, Br, I) 127. Number of –bonds present in B.H.C. (Benzene hexachloride) are (a) 6 (b) Zero (c) 3 (d) 12 128. B.H.C. is used as (a) Insecticide (b) Pesticide (c) Herbicide (d) Weedicide B.H.C stands for Benzene hexachloride.Benzene hexachloride is an insecticide generally known as gammaxene. It is obtained by the following reaction- 129. CCl4 cannot give precipitate with AgNO3 due to (a) Formation of complex with AgNO3 (b) Evolution of Cl2 gas (c) Chloride ion is not formed (d) AgNO3 does not give silver ion If there is the formation of precipitate then there is the