Question

Уравнять: Mg+S= ;Na+O2= ;N2+H2= ;Na+Cl2= ;Ca+O2= ;Al+O2= ;Na+H2O= ;H2+Br2= ;Al+NaOH= ;Ca+HCl= ;Mg+H2SO4= ;

Answer 1

Mg+S=MgS;

4Na+O2=2Na2O;

N2+3H2=2NH3;

2Na+Cl2=2NaCl;

2Ca+O2=2СаО;

2Al+3O2=2Al2O3;

Na+2H2O=2NaOН+Н2;

H2+Br2=2HBr;

2Al+6NaOH=2Na3AlO3+3Н2;

Ca+2HCl=СаCl2+Н2;

Mg+H2SO4=MgSO4+Н2

Answer 2

1)Mg+S=MgS; 2)4Na+O2=2Na2O; 3)N2+3H2=2NH3;4)2Na+Cl2=2NaCl;5)2Ca+O2=2СаО;6)2Al+3O2=2Al2O3;

7)Na+2H2O=2NaOН+Н2; 8)H2+Br2=2HBr; 9)2Al+6NaOH=2Na3AlO3+3Н2; 10)Ca+2HCl=СаCl2+Н2; 11)Mg+H2SO4=MgSO4+Н2