Viscose rayon is chemically Cellulose nitrate Cellulose acetate Regenerated cellulose nitrate Regenerated cellulose acetate TRUE ANSWER : ? YOUR ANSWER : ?
White phosphorous is stored under water, because It is poisonous It is unstable Its kindling temperature in dry air is very low It does not react with water TRUE ANSWER : ? YOUR ANSWER : ?
Extraction of __________ employs an electrolytic process. All of these Silver Copper Aluminium TRUE ANSWER : ? YOUR ANSWER : ?
What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in an electrolytic cell? O₂ & H₂ Cl₂ & H₂ Cl₂, H₂ & NaOH solution Cl₂ & Na TRUE ANSWER : ? YOUR ANSWER : ?
Most widely and commonly used coagulant for the removal of suspended impurities in water is Slaked lime Copper sulphate Bleaching powder Alum TRUE ANSWER : ? YOUR ANSWER : ?
A 'unit process' is exemplified by the Hydrogenation of oils Humidification Absorption Distillation TRUE ANSWER : ? YOUR ANSWER : ?
Helium is produced on commercial scale from Air Natural gas None of these Coke oven gas TRUE ANSWER : ? YOUR ANSWER : ?
Hydrolysis of sugar is called Hydration Inversion Esterification None of these TRUE ANSWER : ? YOUR ANSWER : ?