Question

Уравнение реакций K+S=;Ba+H2O=;Al+CuSo4=;Ca+H2

Answer 1

2K+S=K2S;
Ba+2H2O=Ba(OH)2 +H2;
2Al+3CuSo4=Al2(SO4)3 +3Cu;
Ca+H2 = CaH2

Answer 2

Mg+Cl2=MgCl2;2Na+2H2O=2NaOH + H2;Fe+CuCl2=FeCl2 + Cu;6Li+N2=2Li3N