Arrhenius Theory of Acids ,Bases

Q.

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

1. Increases the concentration of

2. Increases the concentration of

3. Decreases the concentration of

4. does not change the concentration of

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. 4, 6 and 7 are acids

2. 2, 5 and 6 are acids

3. 2, 3 and 5 are acids

4. 1, 2 and 5 are acids

Q.

According to Arrhenius theory, which of the given options is correct?

1. $H^{+}$ ions are accepted in solution by an acid.

2. $H^{+}$ ions are formed in solution by an acid.

3. $O{H}^{-}$ ions are formed in solution by an acid.

4. $O{H}^{-}$ ions are lost in solution by a acid.

Q. Identify the Arrhenius acids and Arrhenius bases from the following:​
​
A. $\mathrm{Ca}{\left(\mathrm{OH}\right)}_2$
B. $H_2{\mathrm{SO}}_4$
C. $C_3{H}_8$