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- Question
Fusion of bauxite and __________ produces high alumina cement.
Options- A. alum
- B. limestone
- C. coke
- D. quartz
- Correct Answer
- limestone
- 1. Phosphate rock is a raw material for the manufacture of
Options- A. phosphoric acid
- B. phosphorous
- C. superphosphates
- D. all (a), (b) and (c) Discuss
- 2. Esterification reaction produces
Options- A. detergent
- B. vanaspati
- C. soap
- D. mercaptans Discuss
- 3. Styrene-butadiene-rubber (SBR) as compared to natural rubber has
Options- A. Poorer tensile strength.
- B. poorer resistance to oxidation.
- C. greater amount of heat build-up under heavy loading.
- D. all (a), (b) and (c). Discuss
- 4. Starting raw material for the manufacture of alum is
Options- A. alumina
- B. gypsum
- C. bauxite
- D. ammonium bicarbonate Discuss
- 5. Salt cake is chemically represented by
Options- A. Na2SO4
- B. CaSO4.½H2O
- C. MgSO4
- D. BaSO4 Discuss
- 6. Fusel oil is a/an
Options- A. essential oil.
- B. extract from medicinal herbs.
- C. mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses).
- D. none of these. Discuss
- 7. Pick out the endothermic reaction out of the following.
Options- A. C+½O2 = CO
- B. CO + 3H2 = CH4 + H2O
- C. CaCO3 = CaO + CO2
- D. CO +½O2 = CO2 Discuss
- 8. Gun powder, which is an explosive comprises of charcoal, sulphur and
Options- A. glycerene
- B. salt petre
- C. nitro glycerene
- D. dynamite Discuss
- 9. Which of the following is an organo-metal-lic compound?
Options- A. Isopropyl alcohol
- B. Tetra-ethyl lead
- C. Zeolite
- D. Cumene Discuss
- 10. Oxidation of SO2 to SO3 is favoured by
Options- A. low temperature and low pressure.
- B. low temperature and high pressure.
- C. high temperature and low pressure.
- D. high temperature and high pressure. Discuss
Chemical Process problems
Search Results
Correct Answer: all (a), (b) and (c)
Correct Answer: soap
Correct Answer: all (a), (b) and (c).
Correct Answer: bauxite
Correct Answer: Na2SO4
Correct Answer: mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses).
Correct Answer: CaCO3 = CaO + CO2
Correct Answer: salt petre
Correct Answer: Tetra-ethyl lead
Correct Answer: low temperature and high pressure.
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