(a) Name the alkali metals. How many electrons(s) do
(b) Take any one alkali metal and write its reaction with
they have in their outermost orbit.
(i) oxygen (ii) water (iii) acid.
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- Lithium
- Sodium
- Potassium
- Rubidium
- Caesium
- Francium
Each alkali metal has a single electron in its valence shell.
Na + O2 ----> Na2O
Na + H2O ----> NaOH + H2
Na + HCl ----> NaCl + H2
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