(a) What is the anhydride of each of the following acids?:
(i) H(_2)SO(_4)
(ii) HNO(_3)
(b) Classify each of the: following as normal salt/acid salt/basic salt/double salt
(i) Sodium hydrogentrioxocarbonate (IV)
(ii) Iron (III) chloride
(iii) Sodium ethanoate.
Explanation
(a)(i) SO(_3)
(ii) N(_2)O(_3) or NO(_2)
(b)(i) Acid salt
(ii) Normal salt
(iii) Normal salt.