Chemistry What is the most common salt in sea water ? Sodium chloride Calcium carbonate Potassium chloride Magnesium sulphate Sodium chloride Calcium carbonate Potassium chloride Magnesium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Glycerol Methyl alcohol Propyl alcohol Ethyl alcohol Glycerol Methyl alcohol Propyl alcohol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Lignite Dolomite Copper Bauxite Lignite Dolomite Copper Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Zinc Mercury Lead Platinum Zinc Mercury Lead Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas does not form the part of atmosphere ? Nitrogen Chlorine Helium None of these Nitrogen Chlorine Helium None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide present in the industrial chimney exhaust causes All of these Respiratory and lung disease Corrosion building materials Reduction in plant's productivity owing to acid rain All of these Respiratory and lung disease Corrosion building materials Reduction in plant's productivity owing to acid rain ANSWER DOWNLOAD EXAMIANS APP
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