Chemical Process Catalytic oxidation-dehydrogenation of methyl alcohol produces Formaldehyde Phenol Acetone Maleic anhydride Formaldehyde Phenol Acetone Maleic anhydride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant. Soda lime Lead Pyrex High silica Soda lime Lead Pyrex High silica ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of oil does not Remove double bonds Improve its resistance to oxidation None of these Raise its melting point Remove double bonds Improve its resistance to oxidation None of these Raise its melting point ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In sulphate pulp manufacture, the pressure and temperature in the digestor is 10 atm., 170-180°C L atm., 800°C 1 atm., 170 - 180°C 10 atm., 800 °C 10 atm., 170-180°C L atm., 800°C 1 atm., 170 - 180°C 10 atm., 800 °C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogenation of edible vegetable oils Is done in presence of nickel catalyst Is an exothermic reaction All of these Increases their melting point Is done in presence of nickel catalyst Is an exothermic reaction All of these Increases their melting point ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the second major component of cement? Al₂O₃ Fe₂O₃ SiO₂ CaO Al₂O₃ Fe₂O₃ SiO₂ CaO ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS