Phosphoric acid is a weak acid and its basicity is____________________?

Related Mcqs:

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

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

2. Basicity of orthophosphoric acid is________?

   A. 2 B. 3 C. 4 D. 5 Submitted by: Muhammad Ali Kunbhar...

3. Which of the following will give phosphoric acid one reaction with water_________________?

   A. PCI5 B. P2O3 C. P2O5 D. All of the above...

4. When 0.5 mole of phosphoric acid is dissolved in aqueous solution how many moles of -ve and +ve ions are collected altogether ?

   A. 0.5 B. 1 C. 1.5 D. 2...

5. Conjugated base of a weak acid is_________________?

   A. weak B. strong C. moderately weak D. unstable...

6. 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...

7. Acid present in acid rain may be_________________?

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

8. Acid present in acid rain may be__________________?

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

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

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

10. The metal which is used in thermite process because of its activity is____________________?

    A. iron B. copper C. aluminium D. zinc...