Orthoboric acid is 2.6% soluble in water at 40?C and ___________at 107°C.

Related Mcqs:

1. The method in which more steam is passed through the water Gas to oxidize CO to Carbon Dioxide which is then more soluble in water than Hydrogen gas and gets separated is called______.

   A. liquification process
   B. Bosch  Process
   C. Fragmentation
   D. Thermal decomposition

   Submitted by: Aamir khan Hullio

2. Which of the following sulphates is not soluble in water ?

   A. Sodium sulphate
   B. Potassium sulphate
   C. Zinc sulphate
   D. Barium sulphate

3. Which of the following is soluble in water?

   A. AgF
   B. AgCl
   C. AgBr
   D. AgI

   Submitted by: Muhammad Ali Kunbhar

4. Which of the following is most soluble on water?

   A. BaSO4
   B. SrSO4
   C. CaSO4
   D. MgSO4

   Submitted by: Muhammad Ali Kunbhar

5. Acid present in acid rain may be_________________?

   A. H2SO4
   B. HNO3
   C. both A and B
   D. none of the above

6. Acid present in acid rain may be__________________?

   A. H2SO4
   B. HNO3
   C. both A and B
   D. none

7. The common thing in phthalic acid and oxalic acid is that both are_________________?

   A. Aromatic
   B. Dicarboxylic
   C. Hydrocarbons
   D. Strong acids

8. Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

   A. Phosphine
   B. Phosphorus
   C. Water
   D. Phosphorus pentoxide

9. Phosphoric acid is a weak acid and its basicity is____________________?

   A. 1
   B. 3
   C. zero
   D. 2

10. When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?

    A. an acid
    B. a dehydrating agent
    C. an oxidizing agent
    D. as sulphonating agent