Question

K+H2O--------->
Na+H2O------->
Ca+H2O------->
Mg+H2O------->
Fe+H2O-------->
Cu+H2O-------->
K+HCl------------>
K+H2SO4------->
K+HNO3--------->
Mg+HCl---------->
Mg+H2SO4----->
Mg+HNO3------->
Al+HCl------------>
Al+H2SO4------->
Al+HNO3--------->
Vă rog mult e urgent!!!!!
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Answer 1

Răspuns:

K+H2O---------> KOH +H2

Na+H2O-------> NaOH +H2

Ca+H2O------->Ca(OH)2 +H2

Mg+H2O-------> Mg(OH)2 +H2

Fe+H2O--------> Fe3O4 +H2

Cu+H2O-------->CuO+H2

K+HCl------------>KCl +h2

K+H2SO4------->K2SO4 + H2

K+HNO3--------->KNO3 +H2

Mg+HCl---------->MgCl2 + H2

Mg+H2SO4----->MgSO4 +H2

Mg+HNO3------->Mg(NO3)2 +H2

Al+HCl------------>AlCl3 +H2

Al+H2SO4------->Al2(SO4)3 +H2

Al+HNO3--------->Al(NO3)3 +h2

Explicație: