Arrhenius Theory of Acids ,Bases

Q.

202(c) Give two examples of weak bases.

Q.

201. Write a brief account of Arrhenius theory of acids and bases.

Q.

Identify the Arrhenius acids among the following:

1. NaCl 2. HCl 3. $Cu(OH{)}_2$ 4. NaOH

5. $H_{2}S{O}_4$ 6. $HN{O}_3$ 7. KOH

1. 2, 3 and 5 are acids

2. 4, 6 and 7 are acids

3. 2, 5 and 6 are acids

4. 1, 2 and 5 are acids

Q.

Which among the given acids is a diprotic acid?

1. HNO₃

2. H₂PO₃

3. HClO₃

4. H₃PO₃

Q.

When dissolved in water, Arrhenius base is a compound that:

1. Increases the concentration of

2. does not change the concentration of

3. Increases the concentration of

4. Decreases the concentration of