Question

составьте уравнения 1)Ca+H2O= 2)Al+H2O---}t° 3)Cu2O+H2= 3)Na2O+H2O=

Answer 1

Ca + 2H2O = Ca(OH)2 + H2

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

Cu2O + H2 = H2O + 2Cu

Na2O + H2O = 2NaOH