Question

what is the similarity in the manner in which lithium,sodium and pottasium react with water to liberate hydrogen gas​

Answer 1

here is your answer

Lithium, sodium and potassium all react with water to form alkalis, i.e., lithium hydroxide, sodium hydroxide, potassium hydroxide, etc. with the liberation of hydrogen gas. All these metals have one electron in their respective outermost shells.

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Answer 2

Answer:

lithium, sodium and potassium all are alkalis which react with water to produce hydrogen gas.