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10.2. What are group I elements and why are they known as the alkali metals?

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    Answered by

    Vishal Baghel | Contributor-Level 10

    6 months ago

    Lithium, sodium, potassium, rubidium, caesium and Francium are group I elements and collectively known as the alkali metals.

    They are called as the alkali metals because they form hydroxides on reaction with water which are strongly alkaline in nature.

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