The gas which cannot be dried by conc. H2SO4 ?

Related Mcqs:

1. Which of the elements show passivity when treated with conc. HNO3?

   A. Fe B. A C. Cr D. All of the above...

2. AgCl dissolved with conc (2×10-2) Ksp will be__________________?

   A. 3.6 x 10-6 B. 3.6 x 10-5 C. 7.2 x 10-6 D. 4 x 10-4...

3. Greater the conc. Of reactant__________________?

   A. Greater will be dx/dt B. Lesser will be dx/dt C. dx/dt will be moderate D. any of above...

4. Treatment of sucrose with conc. HNO3 gives__________?

   A. Nitrosucrose B. Glucose+ fructose C. Oxalic acid D. Laevulinic acid Submitted by: Muhammad Ali Kunbhar...

5. 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...

6. Density of H2SO4 in lead accumulator is__________________?

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

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

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

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

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

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

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