Chemical Process In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the Diamine and the ring Diamine and the dibasic acid Dibasic acid and the ring None of these Diamine and the ring Diamine and the dibasic acid Dibasic acid and the ring None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in water treatment? Chlorine Ferrous sulphate Chloramine Hydrogen peroxide Chlorine Ferrous sulphate Chloramine Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an abrasive material ? Pumice Corundum Bakelite Carborundum Pumice Corundum Bakelite Carborundum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used As a lubricant In hard water for cleaning of cloth As a rust preventive As a foam depressant in distillation column As a lubricant In hard water for cleaning of cloth As a rust preventive As a foam depressant in distillation column ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most stable allotropic form of phosphorous is the __________ phosphorous. Red Black White Yellow Red Black White Yellow ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst Has a longer life and is not poisoned by arsenic All of these Gives higher conversion efficiency Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant Has a longer life and is not poisoned by arsenic All of these Gives higher conversion efficiency Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant ANSWER DOWNLOAD EXAMIANS APP
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