- (A) Absorption of SO3 in 98% H2SO4
- (B) C + H2O = CO + H2
- (C) Thermal dissociation of iron pyrites
- (D) Both
Chemical Engineering Mcqs
- (A) Is an exothermic reaction
- (B) Increases their melting point
- (C) Is done in presence of nickel catalyst
- (D) All A ,
- (A) The number of grams of iodine taken up by 100 gm of oil or fat
- (B) A measure of its unsaturation
- (C) Helpful in findings its adulteration & its suitability for making soap
- (D) Independent of the type of oil, whether it is drying or non-drying
- (A) Ostwald’s
- (B) Bosch
- (C) Solvay
- (D) Haber’s
- (A) Polyurethane
- (B) Phenol formaldehyde
- (C) Polychlorophrene
- (D) Styrene-butadiene rubber
- (A) 10
- (B) 20
- (C) 50
- (D) 85
- (A) Merely compression of gas beyond its critical pressure
- (B) Joule-Thomson expansion cooling
- (C) Heat exchange with colder stream
- (D) Adiabatic expansion against a piston or in a turbine
- (A) Oxidation of naphthalene
- (B) Propylene alkylation of benzene
- (C) Polymerisation of a mixture of benzene & propylene
- (D) None of these
- (A) Hydration
- (B) Dehydration
- (C) Hydrolysis
- (D) Loss of CO2
- (A) Anti-pyretic drug
- (B) Food preservative
- (C) Flavour
- (D) Dye
