👤

Mg + H2O =?
Al + H2O = ?
Ca + H2O = ?
K + H2O = ?


Răspuns :

MgO + H2O  Mg(OH)2

2Al + 6H2O = 2Al(OH)3 + 3H2↑
2Ca + H2O  CaO + CaH2

2K+2H2O=2KOH+H2