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4 P + 5 O2 = 2 P2O5
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H4O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H4O(g) + 5 O2(g) = 4 CO2(g) + 4 H2O(g)
Zn + KOH + H2O = K[Zn(OH)3] + H2 =>
Zn + KOH + 2 H2O = K[Zn(OH)3] + H2
CH3COOHC6H5CH2OH = CH3COO(CH2)H5C6H2O =>
CH3COOHC6H5CH2OH = CH3COO(CH2)H5C6H2O
NaBr(aq) + H2SO4(aq) = Br2(aq) + SO2(g) + H2O(l) + Na2SO4(aq) =>
2 NaBr(aq) + 2 H2SO4(aq) = Br2(aq) + SO2(g) + 2 H2O(l) + Na2SO4(aq)
K2CO3 + AlCl3 = Al2(CO3)3 + KCl =>
3 K2CO3 + 2 AlCl3 = Al2(CO3)3 + 6 KCl
(NH4)2CO3 = NH3 + H2O + CO2(l) =>
(NH4)2CO3 = 2 NH3 + H2O + CO2(l)
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
HCO2CH3 + O2 = CO2CH3 + H2O =>
4 HCO2CH3 + O2 = 4 CO2CH3 + 2 H2O
N3F = N + F =>
N3F = 3 N + F
AgNO3 = O2 + NO2 + Ag =>
2 AgNO3 = O2 + 2 NO2 + 2 Ag
FeNH4SO4 + KMnO4 = FeNH4O4 + KMnSO4 =>
FeNH4SO4 + KMnO4 = FeNH4O4 + KMnSO4
NH4Cl(aq) + Ag2SO4(aq) = (NH4)2SO4(aq) + AgCl(s) =>
2 NH4Cl(aq) + Ag2SO4(aq) = (NH4)2SO4(aq) + 2 AgCl(s)
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
Ca(OH)2(aq) + CH3CO2H(aq) = Ca(CH3CO2)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 CH3CO2H(aq) = Ca(CH3CO2)2(aq) + 2 H2O(l)
Ca + Cs2O = Cs + CaO =>
Ca + Cs2O = 2 Cs + CaO
H3Po4 + Al = Al3Po4 + H3 =>
H3Po4 + 3 Al = Al3Po4 + H3
KMnO4 + H2SO4 + NaNO3 = NaMnO4 + K2SO4 + HNO3 =>
2 KMnO4 + H2SO4 + 2 NaNO3 = 2 NaMnO4 + K2SO4 + 2 HNO3
KOH + KH2PO4 = K3PO4 + H2O =>
2 KOH + KH2PO4 = K3PO4 + 2 H2O
AgI + Al = AlI3 + Ag =>
3 AgI + Al = AlI3 + 3 Ag
NH2(CH3CO)2O = HNCOCH3CH3COOH =>
NH2(CH3CO)2O = HNCOCH3CH3COOH
PbCO3 + SiO2 = PbSiO3 + CO2 =>
PbCO3 + SiO2 = PbSiO3 + CO2
Sn + H2O = Sn(OH)4 + H2 =>
Sn + 4 H2O = Sn(OH)4 + 2 H2
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
KNO2 + Na2S + H2SO4 = H2O + K2SO4 + NO + Na2SO4 =>
8 KNO2 + Na2S + 4 H2SO4 = 4 H2O + 4 K2SO4 + 8 NO + Na2SO4
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
SCN{-} + BrO3{-} + H2O = Br{-} + SO4{2-} + HCN + H{+} =>
SCN{-} + BrO3{-} + H2O = Br{-} + SO4{2-} + HCN + H{+}
I2 + Li3N = Li2I + N2 =>
3 I2 + 4 Li3N = 6 Li2I + 2 N2
Cl2 + KJ + H2O = HCl + KJO3 =>
3 Cl2 + KJ + 3 H2O = 6 HCl + KJO3
AlBr2 + I2 = AlI2 + Br2 =>
AlBr2 + I2 = AlI2 + Br2
ClO + FeO = FeCl2 + O2 =>
4 ClO + 2 FeO = 2 FeCl2 + 3 O2
NH4Cl + NH4OH = NH4 + Cl(OH) =>
NH4Cl + NH4OH = 2 NH4 + Cl(OH)
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
Br2 = Br =>
Br2 = 2 Br
Co(NO3)2 + LiOH = CoOH + Li(NO3)2 =>
Co(NO3)2 + LiOH = CoOH + Li(NO3)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
B + F = BF =>
B + F = BF
NF3 = N + F =>
NF3 = N + 3 F
GaS + O = GaSO4 =>
GaS + 4 O = GaSO4
K2Cr2O7 + Sn + H2SO4 = SnSO4 + Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 3 Sn + 7 H2SO4 = 3 SnSO4 + Cr2(SO4)3 + 7 H2O + K2SO4
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2SO2 + NaHO = Na2SO2 + H2O =>
H2SO2 + 2 NaHO = Na2SO2 + 2 H2O
NH4 + NO2 = HO + N2 =>
2 NH4 + 4 NO2 = 8 HO + 3 N2
AgNO3 + FeBr3 = AgBr3 + FeNO3 =>
AgNO3 + FeBr3 = AgBr3 + FeNO3
HC2H2O2 + O2 = CO2 + H2O =>
4 HC2H2O2 + 7 O2 = 8 CO2 + 6 H2O
NaNO3 + LiOH = NaOH + LiNO3 =>
NaNO3 + LiOH = NaOH + LiNO3
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