Chemistry Baking soda is : Sodium bicarbonate Sodium hydroxide Potassium carbonate Sodium carbonate Sodium bicarbonate Sodium hydroxide Potassium carbonate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 2 5 3 4 2 5 3 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry This group of alumino-silicate minerals is widely used in making electrical insulators Mica Bauxite Chromite Manganese Mica Bauxite Chromite Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.27 0.305 0.18 0.25 0.27 0.305 0.18 0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is ozone depleting pesticide ? Benzene Ethylene ozonide Methyl bromide D.T. Benzene Ethylene ozonide Methyl bromide D.T. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by the pollution of environment by Ozone and Carbon dioxide Carbon monoxide and Carbon dioxide Carbon dioxide and Nitrogen Nitrous oxide and Sulphur dioxide Ozone and Carbon dioxide Carbon monoxide and Carbon dioxide Carbon dioxide and Nitrogen Nitrous oxide and Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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