4Al + 3O2 = 2Al2O3
Al(0)-3e=Al(+3). 4. ок-ие
в-ль
O2(0)+4e=2O(-2). 3. в-ие
ок-ль
1. N2+O2=2NO
2.<span>3Ba+N2=Ba3N2
3. NH3+H2SO4=(</span>NH4)2<span>SO4
</span><span>(NH4)2SO4 ---(t</span>°)<span>> NH3 + NH4HSO4
</span><span>NH3+O2=N2+H2O
</span>
Η(CuO)\η(H2)=1|1
η(H2)=30 моль
m(h2)=30г
V(H2)=22,4*30=672 л
Ag I O II - Ag2O
Zn II O II - ZnO
N III H I - NH3
Si IV H I - SiH4
S IV O I - SO2