Question

1) What are alkalis?​

Answer 1

a compound with particular chemical properties including turning litmus blue and neutralizing or effervescing with acids.

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Answer 2

Explanation:

Alkali, any of the soluble hydroxides of the alkali metals—i.e., lithium, sodium, potassium, rubidium, and cesium. Alkalies are strong bases that turn litmus paper from red to blue; they react with acids to yield neutral salts; and they are caustic and in concentrated form are corrosive to organic tissuesa chemical substance that reacts with acid to form a salt has a pH value of more than 7.

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