Поехали
Cl2-HClO-HClO3-HClO4-HCl-NaCl-Cl
Пойдет?
1) Cl+H2O=HClO+HCl
2) 3HClO=HClO3+2HCl
3) 3HClO3= HClO4+2ClO2+H2O
4) HClO4+4SO2+4H2O= H2SO4+HCl
5) HCl+NaOH=NaCl+H2O
6) 2NaCl= 2Na+Cl2
1) 2Mg + O2 = 2MgO
2) Mg + S = MgS
3) Mg + Cl2 = MgCl2
2H2 + O2 = 2H2O
2P + 3H2 = 2PH3
4P + 3O2 = 2P2O3
4P + 5O2 =2P2O5
4Li + O2 = 2Li2O
4Al + 3O2 = 2Al2O3
2Na + S = Na2S
C + 2Cl2 = CCl4
Разложение:
2Fe(OH)3 = Fe2O3 + 3H2O
CaCO3 = CaO + CO2
Соединение:
Na2O + H2O = 2NaOH
2H2 + O2 = 2H2O
Замещение:
2Fe2O3 + 3C = 4Fe + 3CO2
WO3 + 3H2 = W + 3H2O
CH3COOH+CH3OH=CH3COOCH3+H2O
n(CH3OH)=90/32=2,815 моль
n(CH3OH)=n(CH3COOCH3)
m(CH3COOCH3)=2,815*74=208,31 г
Mr(NaOH) = 23 + 16 + 1 = 40
1)CfCOЗ+НСI=2)2)NaSo4+BaI2=3) KCI+agNOЗ=22