Interact with water without heating: 1) Al 2) Fe 3) Rb 4) Mg

univerkov | August 16, 2021 | education

1) 2Al + 6H2O = 2Al (OH) 3 + 3H2

2) 3Fe + 4H2O = Fe3O4 + 4H2

3) Rb + 2H2O = 2RbOH + H2

4) Mg + 2H2O = Mg (OH) 2 + H2

When heated, react: Fe and Mg.

Under normal conditions, reactions take place with: Al (only if there is no oxide film) and Rb (explosion reaction).

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