Industrial production of chloroform requires acetone and_____________________?
(A) Phosgene
(B) Calcium hypochlorite
(C) Chlorine
(D) Ammonium chloride
The most reactive allotropic form of phosphorus is __________________ phosphorus?
(A) Red
(B) Yellow
(C) Violet
(D) Black
Enzymes are_________________?
(A) Proteins with high molecular weight (around 10,000)
(B) Derived from living organisms
(C) Catalyst for temperature sensitive reactions
(D) All A,
Catalyst used during the manufacture of ‘Vanaspati Ghee’ is ___________________?
(A) Zinc
(B) Nickel
(C) Platinum
(D) Copper
Naphthalene is removed from coke oven gas by ________________________?
(A) Adsorbing on palladium
(B) Absorbing in ethanolamine
(C) Scrubbing with wash oil
(D) Passing it through electrostatic precipitator
Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of ____________________?
(A) Nitric acid
(B) Sulphuric acid
(C) Ammonium sulphate
(D) Hydrochloric acid
Commercial production of Vanaspati is done by _______________ of edible vegetable oils ?
(A) Hydrogenation
(B) Oxidation
(C) Hydrolysis
(D) Hydrocracking
Sulphuric acid completely saturated with sulphur trioxide is called_________________?
(A) Concentrated sulphuric acid
(B) Oleum
(C) Sulphurous acid
(D) Dilute sulphuric acid
Glauber’s salt is chemically ?
(A) Calcium sulphate
(B) Potassium sulphate
(C) Potassium chlorate
(D) None of these