Which of the listed substances can water react with Ca Hg FeO CO3 H2

univerkov | April 12, 2021 | education

The water will react with calcium to form calcium hydroxide and hydrogen:

Ca + 2H2O = Ca (OH) 2 + H2 (formation of a white precipitate and gas evolution).

FeO (Iron (II) oxide) will also react with water in the presence of oxygen to form a complex iron (III) oxide.

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