Chemistry Ozone depletion in the stratosphere is mainly caused by Chlorogluorocarbons NO NO2 SO2 Chlorogluorocarbons NO NO2 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important ore of aluminium is Bauxite Cryolite Fluorspar Haematite Bauxite Cryolite Fluorspar Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has least negative electron gain enthalpy F P S Cl F P S Cl ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Silicon Graphite Phosphorus Sodium Silicon Graphite Phosphorus Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium hypophosphate Phosphoric sulphate Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate Calcium phosphate Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium can be purified by Oxidation Electrolysis Ozonolysis Distillation Oxidation Electrolysis Ozonolysis Distillation ANSWER DOWNLOAD EXAMIANS APP
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