Bisphenol A is produced by the condensation of acetone with Formaldehyde Phenol Diethyl ether Ethyl alcohol TRUE ANSWER : ? YOUR ANSWER : ?
Pick out the false statement pertaining to water treatment. Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal TRUE ANSWER : ? YOUR ANSWER : ?
Producer gas consists mainly of CO, H₂ CO, CO₂ N₂, H₂ H₂, CH₄ C₂H₂, CO₂, H₂ TRUE ANSWER : ? YOUR ANSWER : ?
Catalyst used during the manufacture of 'Vanaspati Ghee' is Zinc Copper Nickel Platinum TRUE ANSWER : ? YOUR ANSWER : ?
Hydrodenation of vegetable oils is a/an __________ reaction. Endothermic Autocatalytic Homogenous Exothermic TRUE ANSWER : ? YOUR ANSWER : ?
Magnesium and calcium __________ cause temporary hardness of water. Phosphates Carbonates Sulphates Bicarbonates TRUE ANSWER : ? YOUR ANSWER : ?
The enzyme which converts starch into the disacharides maltose is Yeast Diastase Maltase None of these TRUE ANSWER : ? YOUR ANSWER : ?
The terminology 'BTX' used in coal tar distillation industry refers to Benzol-toluene-xylene Benzene-toluene-xylene Benzol-toluol-xylol Benzene-toluol-xylol TRUE ANSWER : ? YOUR ANSWER : ?
The drug used in contraceptives is Mestranol Sulphadizene Methyl salicylate Pencillin TRUE ANSWER : ? YOUR ANSWER : ?
Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction. Endothermic Irreversible Exothermic Both B and C TRUE ANSWER : ? YOUR ANSWER : ?