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P2O5 + 3 H2O = 2 H3PO4
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Cr2O7{-2} + H{+} + N2H5{+} = Cr{+3} + H2O + N2 =>
2 Cr2O7{-2} + 13 H{+} + 3 N2H5{+} = 4 Cr{+3} + 14 H2O + 3 N2
Na + C = Na4C =>
4 Na + C = Na4C
CuCl2 + AgOH = Cu(OH)2 + AgCl =>
CuCl2 + 2 AgOH = Cu(OH)2 + 2 AgCl
NaO + (NH4)2SO4 = NaSO4 + H2O + NH3 =>
NaO + (NH4)2SO4 = NaSO4 + H2O + 2 NH3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
Zn + Pb(No3) = Pb + Zn(No3)2 =>
Zn + 2 Pb(No3) = 2 Pb + Zn(No3)2
MG(s) + O2(g) = MGO2(s) =>
MG(s) + O2(g) = MGO2(s)
SO3 + H = SO2 + H2O =>
SO3 + 2 H = SO2 + H2O
Na3PO4 + Ca(NO3)2 = Ca3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 NaNO3
KMnO4 + K2SO3 + HCl = MnO2 + K2SO4 + KCl + H2O =>
2 KMnO4 + 3 K2SO3 + 2 HCl = 2 MnO2 + 3 K2SO4 + 2 KCl + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaOH(aq) + FeBr3(aq) = NaBr(aq) + Fe(OH)3(s) =>
3 NaOH(aq) + FeBr3(aq) = 3 NaBr(aq) + Fe(OH)3(s)
Fe(OH)2 + NO2 = Fe(NO3)3 + NO + H2O =>
Fe(OH)2 + 5 NO2 = Fe(NO3)3 + 2 NO + H2O
H2SiO3 + NaOH = NaSiO3 + H3O =>
H2SiO3 + NaOH = NaSiO3 + H3O
Cr(OH)2 = CrO + H2O =>
Cr(OH)2 = CrO + H2O
HCl + Al = AlCl3 + H2 =>
6 HCl + 2 Al = 2 AlCl3 + 3 H2
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaO + (NH4)2SO4 + H = NaHSO4 + H2O + NH3 =>
NaO + (NH4)2SO4 + H = NaHSO4 + H2O + 2 NH3
CH3COOH + Zn = (CH3COO)Zn + H2 =>
2 CH3COOH + 2 Zn = 2(CH3COO)Zn + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
C6H12 + KMnO4 + H2O = C6H14O2 + MnO2 + KOH =>
3 C6H12 + 2 KMnO4 + 4 H2O = 3 C6H14O2 + 2 MnO2 + 2 KOH
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
LiOH + K2CO3 = KOH + Li2CO3 =>
2 LiOH + K2CO3 = 2 KOH + Li2CO3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
F2 + NaCl = NaF + Cl2 =>
F2 + 2 NaCl = 2 NaF + Cl2
HCOOH + CH3OH = HCOOCH3 + H2O =>
HCOOH + CH3OH = HCOOCH3 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PH2 + O2 = H2PO4 =>
PH2 + 2 O2 = H2PO4
NaCl + Fe = FeCl3 + Na =>
3 NaCl + Fe = FeCl3 + 3 Na
BaCl2(aq) + AgNO3(aq) = Ba(NO3)2(aq) + AgCl =>
BaCl2(aq) + 2 AgNO3(aq) = Ba(NO3)2(aq) + 2 AgCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe(OH)2 + H2O = Fe(OH)3 + H2 =>
2 Fe(OH)2 + 2 H2O = 2 Fe(OH)3 + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
AgNO3(aq) + NaCI(aq) = AgCI(s) + NaNO3(aq) =>
AgNO3(aq) + NaCI(aq) = AgCI(s) + NaNO3(aq)
Zn + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + ZnSO4 =>
5 Zn + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 8 H2O + 5 ZnSO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HNO3 + K2CO3 = KNO3 + H2O + CO2 =>
2 HNO3 + K2CO3 = 2 KNO3 + H2O + CO2
SiO + C = Si + CO =>
SiO + C = Si + CO
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
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