Chapter 4, Problem 23A

Interpretation Introduction

Interpretation:

The given blank is to be filled.

Concept introduction:

In simple form, a substance which is sour in taste and turns blue litmus red is called acid.

Further acids are classified by various scientists.

According to Arrhenius, acid donates $H^{+}$ in aqueous solution as:

  $HCl\to H^{+}+C{l}^{-}$

Answer to Problem 23A

Oxygen

Explanation of Solution

Oxygen containing acids are:

Sulphuric acid

Nitric acid

Carbonic acid

Sulphurous acid

Phosphoric acid

Phosphorous acid

Conclusion

Thus, there are various acids which contain oxygen in addition to hydrogen.