Carboxylic acid on reduction with HI / phosphorous yields_________________?

Related Mcqs:

1. The complete reduction carboxylic acid results in the formation of________________?

   A. Alkyne
   B. Alkene
   C. Alkane
   D. Alcohol

2. Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

   A. Phosphine
   B. Phosphorus
   C. Water
   D. Phosphorus pentoxide

3. Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces_______________?

   A. CO2
   B. Alkane
   C. Ester
   D. Acidamide

4. Grignard reagent gives carboxylic acid with____________?

   A. CO2
   B. CH3CHO
   C. COC2
   D. HCN

   Submitted by: Muhammad Ali Kunbhar

5. When benzene is heated in air with V2O5 at 450°C yields_________________?

   A. Phenol
   B. Maleic anhydride
   C. Glyoxal
   D. Benzoic acid

6. Phosphene gas will be produced if phosphorous acid is subjected to___________________?

   A. Oxidation
   B. Reduction
   C. Decomposition
   D. Both b & c

7. Which of the following is an unsaturated carboxylic acid___________________?

   A. malonic acid
   B. oxalic acid
   C. succinic acid
   D. maleic acid

8. The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?

   A. esterification
   B. neutralization
   C. hydrolysis
   D. saponification

9. Clemmensens reduction infolves the reduction of___________________?

   A. ketone
   B. aldehyde
   C. alkane
   D. all of the above

10. The common thing in phthalic acid and oxalic acid is that both are_________________?

    A. Aromatic
    B. Dicarboxylic
    C. Hydrocarbons
    D. Strong acids