1. | Lithium is the strongest reducing agent among the alkali metals. |
2. | Alkali metals react with water to form their hydroxides. |
3. | The oxidation number of K in KO2 is +4. |
4. | Ionisation enthalpy of alkali metals decreases from top to bottom in the group. |
The correct example of metal displacement reaction among the following is:
1.
2.
3.
4.
The correct structure of tribromo octoxide is:
1. | |
2. | |
3. | |
4. |
Disproportionation reactions are:
(a)
(b)
(c)
(d)
1. (a) and (d) only
2. (a) and (b) only
3. (a), (b) and (c)
4. (a), (c) and (d)