Ethanol and methanol can be distinguished by a__________________?

Related Mcqs:

1. Methanol can be obtained from_________________?

   A. water gas
   B. destructive distillation of wood
   C. methane
   D. all

2. Ethanol can be converted into ethanoic acid by_________________?

   A. Hydrogenation
   B. Hydration
   C. Oxidation
   D. Fermentation

3. 95% ethanol is called_________________?

   A. methylated spirit
   B. wood spirit
   C. rectified spirit
   D. absolute alcohol

4. The organic acid that can be made from ethanol is_________________?

   A. Acetic acid
   B. Formic acid
   C. Butanoic acid
   D. Citric acid

5. When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?

   A. an acid
   B. a dehydrating agent
   C. an oxidizing agent
   D. as sulphonating agent

6. Ketones and aldehydes can be distinguished using ____________?

   A. Bendict solution
   B. Fehling solution
   C. Tollens reagent
   D. None of These

   Submitted by: Safeullah Bullo

7. which of the following pair is not distinguished by passing H2S?

   A. Hg, Pb
   B. Zn, Mn
   C. As, CD
   D. Cd , Pb

   Submitted by: Said wali shah

8. Treating phenol with formaldehyde in the presence of dilute base forms Bakelite. The process involved is_________________?

   A. oxidation
   B. elimination
   C. condensation polymerization
   D. additional polymertization

9. Water gas heated at 450?C and 200 atm pressure in the presence of ZnO+Cr2O3 will produce________________?

   A. methanol
   B. methanol
   C. carbonic acid
   D. methane

10. When phenol is heated with concentrated nitric acid the product is________________?

    A. Picric acid
    B. o-nitrophenol
    C. 1 3 5 -trinitro benzene
    D. p-nitrophenol