Lakshya Education MCQs

Question: Trinitro-toluene (TNT) is
A.Used in glycerine manufacture
B.An explosive
C.Used in dye manufacture
D.None of these
Answer: Option B

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More Questions on This Topic :

Question 1. Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
  1.    As a lubricant
  2.    As a rust preventive
  3.    In hard water for cleaning of cloth
  4.    As a foam depressant in distillation column
Answer: Option A
Question 2. Shrinkage volume in cement setting does not depend upon the
  1.    Sand to cement ratio
  2.    Water to cement ratio
  3.    Ambient temperature fluctuation
  4.    Drying period
Answer: Option A
Question 3. Maleic anhydride is produced by catalytic oxidation of
  1.    Toluene
  2.    Ethyl alcohol
  3.    Naphthalene
  4.    Benzene
Answer: Option D
Question 4. The enzyme which converts starch into the disacharides maltose is
  1.    Diastase
  2.    Maltase
  3.    Yeast
  4.    None of these
Answer: Option A
Question 5. Catalyst used in the oxidation of benzene to produce maleic anhydride is
  1.    V₂O₅
  2.    Pt
  3.    Ni
  4.    Cr
Answer: Option A
Question 6. Pick out the wrong statement pertaining to solvent extraction of oil.Rate of extraction
  1.    Decreases with decrease of thickness of the flakes
  2.    Increases with the increasing flake size keeping the flake thickness constant
  3.    Increases Considerably with the rise of temperature
  4.    Decreases as the moisture content of flakes increases
Answer: Option D

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