At higher temperature, Ethyne on reaction with water in the presence of HgSO4 and H2SO4 gives:

Related Mcqs:

1. Which of the following gases when passed through warm dilute solution of H2SO4 in presence of HgSO4 gives acetaldehyde

   A. CH4 B. C2H6 C. C2H4 D. C2H2 Submitted by: Aamir khan Hullio...

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

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

3. Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?

   A. Cl2O B. ClO2 C. Cl2O6 D. Cl2O7...

4. Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?

   A. Nylon 66 B. urotropine C. Aniline formaldehyde plastic D. Bakelite...

5. The reaction of C2H5OH with conc. H2SO4 does not give_________?

   A. Ethene B. Diethyl ether C. Acetylene  D. Ethyl hydrogen sulphate Submitted by: Aamir khan Hullio...

6. The pH of 10-3 mol dm-3 of an aqueous solution of H2SO4 is_________________?

   A. 3 B. 2.7 C. 2 D. 1.5...

7. Which of the following solutions of H2SO4 is more concentrated ?

   A. 1 Molar solution B. 1 molal solution C. 1 normal solution D. all have same concentration...

8. Density of H2SO4 in lead accumulator is__________________?

   A. 1.25g/cm3 B. 1.3g/cm3 C. 1.20g/cm3 D. 1.15g/cm3...

9. The gas which cannot be dried by conc. H2SO4 ?

   A. SO2 B. H2S C. CO2 D. C2H4...

10. K2Cr2O7/H2SO4 generate____________________?

    A. Oxygen B. Hydrogen C. Nascent oxygen[O] D. Nascent hydrogen[H]...