Chemical Technology GATE-2006

Watermark

Q 1: The oxo reaction is used for converting





Ans is )

Explanation:

Q 2: In a fluid catalytic cracking unit, the nature of the reactions occurring in the reactor and the regenerator is





Ans is )

Explanation:

Q 3: Pair the following industrial processes with the catalysts used.

Group -1Group -2
P: Oxidation of o-xylene to phthalic anhydride1: V2O5
Q: Oxidation of ethanol to acetaldehyde2: Pd
R: Oxidation of ammonia to oxides of nitrogen3: Ag
 4: Pt




Ans is )

Explanation:

Q 4: Pair the following reactors with their products

Group -1Group -2
P: Arc Furnace1: Citric acid
Q: Fermenter2: Calcium carbide
R: Hydrogenator3: Saturated fats
 4: Alum




Ans is )

Explanation:

Q 5: Pair the following polymers with their chain characteristics

P: HDPE1: Very few branches
Q: LDPE2: Short and regular branches
R. LLDPE3: High branching with both short and long chain branches




Ans is )

Explanation:

Q 6: Choose the most appropriate pairs from the following

P: Nitration1: Detergent
Q: Sulphonation2: Pulp and paper
R: Carbonation3: Explosives
 4: Sugar




Ans is )

Explanation:

Q 7: Match the following

P: Carbon disulphide1: Nylon – 6
P: Carbon disulfide2: Nylon – 66
R: Gypsum3: Phosphoric acid
 4: Viscose rayon




Ans is )

Explanation: