Which one of the following reactants will be required to form straight chain alcohol by using Grignard reagent________________?

Related Mcqs:

1. Which one of the following molecules does not form alcohol when reacts with Grignard reagent ?

   A. formaldehyde
   B. acetaldehyde
   C. propanone
   D. carbondioxide

2. Grignard reagent is reactive due to___________________?

   A. the presence of halogen atom
   B. the presence of magnesium atom
   C. the polarity of C-Mg bond
   D. all

3. Hydrocarbon is formed when Grignard reagent is treated with___________?

   A. H2O
   B. CH3OH
   C. Both a and b
   D. None of the above

   Submitted by: Muhammad Ali Kunbhar

4. Grignard reagent gives carboxylic acid with____________?

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

   Submitted by: Muhammad Ali Kunbhar

5. The distinction test for primary secondary and tertiary alcohol required to react each of them is_________________?

   A. Cone. HCI and anhydrous SOCl2
   B. Cone. HCI and anhydrous CaCl2
   C. Cone. HCI and anhydrous PCl2
   D. Cone. HCI and anhydrous ZnCl2

6. At start of reaction the concentration of reactants is_______________?

   A. high
   B. low
   C. according to Kc
   D. constant

7. When catalysts and reactants are in more than one phase it is________________?

   A. Homogeneous catalysis
   B. Heterogeneous catalysis
   C. Catalysis
   D. Ea

8. In rate expression the concentration of reactants is negative. It shows_______________?

   A. Concentration of reactant does not change
   B. Concentration of product increases
   C. Concentration of reactant decreases
   D. Concentration of reactant increases

9. Rate of reaction when concentration of reactants are taken as unity is called_________________?

   A. Arrhenius constant
   B. Molecularity
   C. Specific rate constant
   D. Ideal rate constant

10. Which one of the following alcohol has greater boiling point___________________?

    A. ethanol
    B. ethylene glaycol
    C. glycerol
    D. methanol