Aqueous solution of which of the following compounds is the best conductor of electric current?
1. Acetic acid, \(\mathrm{C_{2} H_{4} O_{2}}\)
2. Hydrochloric acid, \(\mathrm{HCl}\)
3. Ammonia, \(\mathrm{N H_{3}}\)
4. Fructose, \(\mathrm{C_{6} H_{12} O_{6}}\)
The strongest acid among the following compounds is:
1. | HClO3 | 2. | HClO4 |
3. | H2SO3 | 4. | H2SO4 |