Chemical Process Chemical name of Grignard reagent is Sodium thiosulphate Sodium bicarbonate Ethyl magnesium chloride Sodium sulphite Sodium thiosulphate Sodium bicarbonate Ethyl magnesium chloride Sodium sulphite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant. High silica Lead Pyrex Soda lime High silica Lead Pyrex Soda lime ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes can remove both temporary as well as permanent hardness of water? Filtration None of these Boiling Distillation Filtration None of these Boiling Distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? Stearic acid Xanthates Formic acid Calcium & aluminium stearate Stearic acid Xanthates Formic acid Calcium & aluminium stearate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Margarine is a/an Explosive Rocket propellant Fat Plasticiser Explosive Rocket propellant Fat Plasticiser ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ ⇋ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by Maintaining low temperature & pressure in the converter Increasing the oxygen concentration Removing some quantity of SO₃ during intermediate stage Putting more quantity of V₂O₅ catalyst in the converter Maintaining low temperature & pressure in the converter Increasing the oxygen concentration Removing some quantity of SO₃ during intermediate stage Putting more quantity of V₂O₅ catalyst in the converter ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS