Chemistry Formic acid is produced by Red ants Mosquitoes Cockroaches White ants Red ants Mosquitoes Cockroaches White ants ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element which is used for vulcanizing rubber Bromine Phosphorus Sulphur Silicon Bromine Phosphorus Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrogen dioxide Nitrous oxide Coloured impurities Oxygen Nitrogen dioxide Nitrous oxide Coloured impurities Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry A non-electronic conductor is None of these Gas Carbon Copper Sulphate Iron None of these Gas Carbon Copper Sulphate Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Sodium Nitroprusside test Spectroscopy Hydrolysis test Borax-Bead test Sodium Nitroprusside test Spectroscopy Hydrolysis test Borax-Bead test ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanized rubber contains sulphur 3-5% 10-15% 0.02 7-9% 3-5% 10-15% 0.02 7-9% ANSWER DOWNLOAD EXAMIANS APP
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