Chemistry Bone ash contains Calcium hypophosphate Calcium phosphate Phosphoric sulphate Calcium sulphate Calcium hypophosphate Calcium phosphate Phosphoric sulphate Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : Terylene Nylon 66 Tollen's Bakelite Terylene Nylon 66 Tollen's Bakelite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Lead Gold Iron Calcium Lead Gold Iron Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from A fungus A bacterium An insect A seed plant A fungus A bacterium An insect A seed plant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Phosphorus Sodium Silicon Graphite Phosphorus Sodium Silicon Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most commonly used substance in fluorescent tubes? Sodium oxide and argon Sodium vapour and neon Mercury vapour and argon Mercury oxide and neon Sodium oxide and argon Sodium vapour and neon Mercury vapour and argon Mercury oxide and neon ANSWER DOWNLOAD EXAMIANS APP
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