Which of the following solutions of H2SO4 is more concentrated ?

Related Mcqs:

1. 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...

2. 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...

3. 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...

4. Density of H2SO4 in lead accumulator is__________________?

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

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

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

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

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

7. During sulphonation of benzene H2SO4 generates the electrophile _________________?

   A. HSO4- B. SO2 C. SO3 D. H+...

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

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

9. K2Cr2O7/H2SO4 generate____________________?

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

10. The PH of the 0.0032 M H2SO4 is__________?

    A. 3.2 B. 4.0 C. 2.198 D. 1.0 Submitted by: Muhammad Ali Kunbhar...