Chemical Process Styrene is produced from ethyl benzene by the process of Oxidation Dehydrogenation Dehydration Alkylation Oxidation Dehydrogenation Dehydration Alkylation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the second major component of cement? Al₂O₃ CaO Fe₂O₃ SiO₂ Al₂O₃ CaO Fe₂O₃ SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Magnesium and calcium __________ cause temporary hardness of water. Bicarbonates Carbonates Sulphates Phosphates Bicarbonates Carbonates Sulphates Phosphates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fumigant insecticides Emit poisonous vapour Are absorbed throughout the plant None of these Kill insects, when they eat it Emit poisonous vapour Are absorbed throughout the plant None of these Kill insects, when they eat it ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium chloride content in sea water is about __________ gms/litre. 25 2 50 10 25 2 50 10 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced commercially from sea water? Magnesium & potassium compounds Common salt Iodine Bromine Magnesium & potassium compounds Common salt Iodine Bromine ANSWER DOWNLOAD EXAMIANS APP
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