Question: Conversion of SO2 to SO3 in Monsanto 4-pass converter is about __________ percent. [A]. 80 [B]. 90 [C]. 98 [D]. 100 Answer: Option C Explanation: No answer description available for this question.

Question: Nitric acid is not used in the manufacture of [A]. detergents [B]. fertilisers [C]. aqua regia [D]. explosives. Answer: Option A Explanation: No answer description available for this question.

Question: __________ is the major constituent of the Portland cement. [A]. Calcium carbonate [B]. Calcium oxide [C]. Tricalcium silicate [D]. Calcium sulphate Answer: Option C Explanation: No answer description available for this question.

Question: An oil is converted into fat by its [A]. hydrogenation [B]. hydrolysis [C]. hydrocracking [D]. hydration Answer: Option A Explanation: No answer description available for this question.

Question: __________ glass is used for the manufacture of optical glass. [A]. Pyrex [B]. Soda [C]. Flint [D]. Crooke’s Answer: Option C Explanation: No answer description available for this question.

Question: __________ acid is an unsaturated fatty acid. [A]. Palmitic [B]. Oleic [C]. Stearic [D]. Oxalic Answer: Option B Explanation: No answer description available for this question.

Question: Zeolite is a/an [A]. naturally occuring clay which is capable of exchanging cations. [B]. abrasive material. [C]. catalyst used in shift conversion. [D]. none of these. Answer: Option A Explanation: No answer description available for this question.

Question: Zeolite is used in the [A]. water treatment. [B]. glass manufacture. [C]. hydrogenation of fatty oil as a catalyst. [D]. development of exposed photographic plate. Answer: Option A Explanation: No answer description available for this question.

Question: Deacon’s method is used for the manufacture of [A]. glauber’s salt [B]. common salt [C]. chlorine [D]. graphite electrode Answer: Option C Explanation: No answer description available for this question.

Question: Electrodeposition of metals i.e. electroplating is never done on [A]. metals [B]. alloys [C]. refractories [D]. non-metals Answer: Option C Explanation: No answer description available for this question.