<span>1)С + FeO=CO + Fe
</span>2)<span> + 2</span> =2N
<span>3)Zn + S =ZnS
</span>6)C<span> + </span><span> =CO2+2H2</span>
2NaOH+H2SO4=Na2SO4l+2H2O
n(HCl)=980/98=10 моль
2n(NaOH)=n(H2SO4)=10*2=20 моль
1) P + 5F₂ = 2PF₅
2) 5P + 2Al = 2P₅AL
3) 5P + 2Mg = P₂Mg₅
4) 5P + 2Cl = 2PCl₅
Метану СН4, ЕтануС2Н6,БутануС4Н10