Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Roasting Reduction Calcination Smelting Roasting Reduction Calcination Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Low temperature carbonisation of coal takes place at __________ °C. 1100 700 900 300 1100 700 900 300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a detergent? Cellulose nitrate Alkyl benzene sulphonate Polytetraflouroethylene Benzene hexachloride Cellulose nitrate Alkyl benzene sulphonate Polytetraflouroethylene Benzene hexachloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. Mangnese Arsenic Copper Chromium Mangnese Arsenic Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Antibiotic Is used as a pain reliever Inhibits/destroys the growth of microorganisms Is an anaesthetic Is an antimalarial Is used as a pain reliever Inhibits/destroys the growth of microorganisms Is an anaesthetic Is an antimalarial ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Varnish does not contain Neither A nor B Thinner Pigment Both A & B Neither A nor B Thinner Pigment Both A & B ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS