Cumene (isopropyl benzene) is made by ____________________? A. Oxidation of naphthaleneB. Propylene alkylation of benzene C. Polymerisation of a mixture of benzene & propylene D. None of these

Setting of plaster of Paris is accompanied with___________________? A. Hydration B. Dehydration C. Hydrolysis D. Loss of CO2

Vanillin is a type of____________________? A. Anti-pyretic drug B. Food preservativeC. Flavour D. Dye

Polycaprolactam is commercially known as___________________? A. Nylon-6 B. Nylon-66 C. Dacron D. Rayon

Zeolite is a/an___________________? A. Naturally occuring clay which is capable of exchanging cations B. Abrasive material C. Catalyst used in shift conversion D. None of these

Which one of the following is not likely to be a constituent of vegetable oils ? A. Citric acid B. Oleic acid C. Stearic acid D. Glycerol

Nickel is not used as a catalyst in the __________________ reaction ? A. Shift conversion B. Oil hydrogenation C. Steaming reforming of naphtha D. Ammonia cracking/dissociation

Main constituent of dolomite is __________________? A. CaCO3B. MgCO3 C. K2CO3 D. Na2CO3

Alum [Al2(SO4)3] is used as a coagulant in water treatment to remove____________________? A. Colour B. Turbidity C. BacteriaD. All A , B. and C.

Alcohol is produced by the___________________? A. Oxidation of an aldehydeB. Hydrolysis of an ether C. Esterification of a fat D. None of these