Vinyl acetylene combines with hydrochloric acid produces___________________?

Related Mcqs:

1. Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?

   A. n. butane
   B. Ethanol
   C. Ethane
   D. Diethy1 ether

2. 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

3. Which of the following is not a fatty acid ?

   A. Propanoic acid
   B. Acetic acid
   C. Phthalic acid
   D. Butanoic acid

4. The common name of propane -1 3-dioic acid is____________________?

   A. Oxalic acid
   B. Succinic acid
   C. Malonic acid
   D. Fumaric acid

5. Water absorber used in combustion analysis is___________________?

   A. 50% KOH
   B. Lime water
   C. CaCl2
   D. Mg (CIO4)2

6. For a given process the heat changes at constant pressure (qp) and at constant volume (qv) are related to each other as___________________?

   A. qp = qv
   B. qp < qv
   C. qp > qv
   D. qp = qv / 2

7. Which one does not give borax bead test_________________?

   A. Copper sulphate
   B. Barium sulphate
   C. Cobalt sulphate
   D. Nickel sulphate

8. Which one of the following fertilizers provides the nitrogen and phosphorus to the plant ?

   A. Urea
   B. Calcium superphosphate
   C. Diammonium phosphate
   D. Potassium nitrate

9. A safe and more reliable method for drying the crystal is__________________?

   A. Hot air currents
   B. folds of filter paper
   C. oven
   D. Vacuum desiccator

10. Chemical composition of cinnabar is____________________?

    A. FeS2
    B. HgS
    C. PbS
    D. ZnS