Essential Chemistry for IGCSE - Metals And Reactivity (Section 3 - No. 19)
Which of the following observations would you expect to see when magnesium reacts with cold water?
Rapid fizzing and production of hydrogen gas.
Slow fizzing, and hydrogen gas produced.
No reaction at all.
Vigorous reaction with no gas evolved.
Explanation
Magnesium reacts slowly with cold water, producing hydrogen gas.
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