Essential Chemistry for IGCSE - The Periodic Table (Section 3 - No. 43)
Which of the following statements is true regarding the reaction of alkali metals with water?
The reaction rate decreases as you go down the group.
The reaction rate is the same for all alkali metals.
The reaction produces a salt and hydrogen gas.
The reaction becomes less vigorous down the group.
Explanation
Alkali metals react with water to produce a metal hydroxide and hydrogen gas.
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