The ether used in Wurtz synthesis is__________________?

Related Mcqs:

1. In solvent extraction ether is used to separate products of organic synthesis from________________?

   A. water
   B. iodine
   C. hydrochloric acid
   D. gases

2. When two moles of ethyl chloride react with two moles of sodium in the presence of ether what will be formed ?

   A. 2 moles of ethane
   B. 1 mole of ethane
   C. 2 moles of butane
   D. 1 mole of butane

3. When CO2 is made to react with ethy1 magnesium iodide in dry ether followed by acid hydrolysis yields______________?

   A. Carboxylic acid
   B. Ethanoic acid
   C. Propanoic acid
   D. Butanoic acid

4. Rate expression for ammonia synthesis is___________________?

   A. Kc=x2/(a-x)(b-x)
   B. Kc=x2/v(a-x)
   C. Kc=4×2/(a-2x)2(b-x)
   D. Kc=4x2v2/(a-x)(b-3x)3

5. Catalyst used to speed up the reaction of ammonia synthesis is________________________?

   A. V2O5
   B. V2O5 and Pt
   C. Fe
   D. Pieces of Fe crystals are embedded in fused mixture of MgO Al2O3 and SiO2

6. Nucleic acids direct the synthesis of__________________?

   A. Glucose
   B. Triglycerides
   C. Proteins
   D. All

7. Which of the following processes is used for the synthesis of cement ?

   A. dry process
   B. wet process
   C. both
   D. none

8. Which of the following is the most suitable catalyst for ammonia synthesis ?

   A. Pt
   B. ZnO + Cr2O3
   C. Fe in fused mixture of Al2O3 + SiQ2 + MgO
   D. All of the above

9. The compound which is added to leaded gasoline to save engine from lead oxide and lead sulphate deposits is__________________?

   A. Ethylene iodide
   B. Ethylene bromide
   C. Ethylene chloride
   D. Ethylene fluoride

10. Formula of Chile saltpetre is__________________?

    A. NaNO3
    B. CaCO3
    C. Ba (NO3)2
    D. NH4Cl