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2 Fe + O2 = 2 FeO
MnO2(s) = Mn3O4(s) + O2(g) =>
3 MnO2(s) = Mn3O4(s) + O2(g)
Mg(No3)2 + K3Po4 = Mg3(Po4)2 + KNo3 =>
3 Mg(No3)2 + 2 K3Po4 = Mg3(Po4)2 + 6 KNo3
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
N2 + Cl2 + O2 + H2O = NH4ClO4 =>
N2 + Cl2 + 2 O2 + 4 H2O = 2 NH4ClO4
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
NO + NaOH = NaNO2 + N2 + H2O =>
6 NO + 4 NaOH = 4 NaNO2 + N2 + 2 H2O
H2O = H2 + OH =>
2 H2O = H2 + 2 OH
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Ca3(PO4)2 = CaO + P2O5 =>
Ca3(PO4)2 = 3 CaO + P2O5
NH4CL + H2O = H3O + NH3 + CL =>
NH4CL + H2O = H3O + NH3 + CL
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NaBr + KOH = NaOH + KBr =>
NaBr + KOH = NaOH + KBr
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CCl4 + Li2O = LiCl + CO2 =>
CCl4 + 2 Li2O = 4 LiCl + CO2
Ni + HNO3 = Ni(NO3)2 + H2 =>
Ni + 2 HNO3 = Ni(NO3)2 + H2
Cl2 + NAOH = NACl + NAClO3 + H2O =>
3 Cl2 + 6 NAOH = 5 NACl + NAClO3 + 3 H2O
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
K2S + KMnO4 + KOH = K2MnO4 + K2SO4 + H2O =>
K2S + 8 KMnO4 + 8 KOH = 8 K2MnO4 + K2SO4 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
As2S5 + HNO3 + H2O = H3AsO4 + NO + H2SO3 =>
As2S5 + 10 HNO3 + 3 H2O = 2 H3AsO4 + 10 NO + 5 H2SO3
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO2 + OH = NO3 + H2O =>
NO2 + 2 OH = NO3 + H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
AL(NO3)3 + H2O = HNO3 + AL(OH)3 =>
AL(NO3)3 + 3 H2O = 3 HNO3 + AL(OH)3
NH4CL + NAOH = NH3 + H2O + NACL =>
NH4CL + NAOH = NH3 + H2O + NACL
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
NCl3 = N2 + Cl =>
2 NCl3 = N2 + 6 Cl
Fe + H2SO4 = Fe(SO4) + H2 =>
Fe + H2SO4 = Fe(SO4) + H2
Na2SO4 + Pb(NO3)2 = NaNO3 + PbSO4 =>
Na2SO4 + Pb(NO3)2 = 2 NaNO3 + PbSO4
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
MgCl2 + H3PO4 = Mg3(PO4)2 + HCl =>
3 MgCl2 + 2 H3PO4 = Mg3(PO4)2 + 6 HCl
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
(NH4)(NO3) = N2O + H2O =>
(NH4)(NO3) = N2O + 2 H2O
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu + H2SO4 = Cu(SO4) + H2 =>
Cu + H2SO4 = Cu(SO4) + H2
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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