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Hamad Chemical Process 04/12/2020
A. Citric acid
C. Benzoyl peroxide
D. Ammonium chloride
- In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed ?
- A. Furnace → converter → absorber B. Furnace → evaporator → absorber C. Furnace → converter → evaporator D. Converter → furnace → absorber...
- The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an ______________ detergent ?
- A. Cationic B. Anionic C. Amphoteric D. Semi polar...
- Which of the following is an unsaturated fatty acid ?
- A. Lauric acid B. Palmitic acid C. Stearic acid D. Oleic acid...
- Finely ground calcium aluminate & silicate is a/an ____________________?
- A. Cermet B. Cement C. Abrasive D. Explosive...
- Glycerine is recovered from lye by ___________________?
- A. Evaporation followed by vacuum distillation B. Liquid extraction technique C. Extractive distillation technique D. None of these...
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