Chemistry Which one of the following gases has the highest calorific value? Indane gas Water gas Natural gas Coal gas Indane gas Water gas Natural gas Coal gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chile saltpeter is the common name of: Potassium nitrite Potassium nitrate Sodium nitrite Sodium nitrate Potassium nitrite Potassium nitrate Sodium nitrite Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Ethylamine Diethylamine Ammonia Triethylamine Ethylamine Diethylamine Ammonia Triethylamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of covalent formed by nitrogen is 2 4 1 3 2 4 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Radon Krypton Helium Argon Radon Krypton Helium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is commonly used for pulp bleaching in the paper industry? Hydrogen peroxide Iodine and water Mild sulphuric acid Glucose isomerase Hydrogen peroxide Iodine and water Mild sulphuric acid Glucose isomerase ANSWER DOWNLOAD EXAMIANS APP
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