. Lithium, sodium, potassium are all metals that react with water to liberate hydrogen gas. Is there any similarity in the atoms of these elements

Answer: (a) Lithium, sodium and potassium have following similarties:

(i) These all are belong to same group (Group I ) in the preiodic table.

(ii) They all have 1 electrone in their valene sheel.

(iii) They all are alkali metals.

(iv) They all are highly reactive.

Related questions