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Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 CH3COOK
KMnO4(aq) + NH3(aq) = KNO3(aq) + MnO2 + KOH + H2O =>
8 KMnO4(aq) + 3 NH3(aq) = 3 KNO3(aq) + 8 MnO2 + 5 KOH + 2 H2O
SiH4 + H2O = Si(OH)4 + H2 =>
SiH4 + 4 H2O = Si(OH)4 + 4 H2
NaHSO4 + Al + NaOH = Na2S + Al2O3 + H2O =>
3 NaHSO4 + 8 Al + 3 NaOH = 3 Na2S + 4 Al2O3 + 3 H2O
MgSO3 + SO2 = MgSO2 + SO3 =>
MgSO3 + SO2 = MgSO2 + SO3
S + NaI = SI + Na =>
S + NaI = SI + Na
U + Te = U5Te9 =>
5 U + 9 Te = U5Te9
Pb(NO3)2 + KCl = PbCl2 + K(NO3) =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 K(NO3)
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
PbO2 + Cr(OH)3 + NaOH = Na2CrO4 + Pb(OH)2 + H2O =>
3 PbO2 + 2 Cr(OH)3 + 4 NaOH = 2 Na2CrO4 + 3 Pb(OH)2 + 2 H2O
CI2 + O2 = CI2O3 =>
2 CI2 + 3 O2 = 2 CI2O3
K2S + Zn = ZnS + K =>
K2S + Zn = ZnS + 2 K
MgSO3 + SO2 = MgSO2 + SO3 =>
MgSO3 + SO2 = MgSO2 + SO3
CaO + H2 = Ca + H2O =>
CaO + H2 = Ca + H2O
NO3 = N + O =>
NO3 = N + 3 O
SiO2 + KI = SiI4 + K2O =>
SiO2 + 4 KI = SiI4 + 2 K2O
Li2CO3 + HNO3 = LiNO3 + H2O + CO2 =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2O + CO2
LiBrO3 = LiBr + O2 =>
2 LiBrO3 = 2 LiBr + 3 O2
KClO3 = O2 + KCl =>
2 KClO3 = 3 O2 + 2 KCl
H2S + (NH4)OH = (NH4)2S + H2O =>
H2S + 2(NH4)OH = (NH4)2S + 2 H2O
Ni + V = Ni88V12 =>
88 Ni + 12 V = Ni88V12
C2H6 + H2O = H2 + CO2 =>
C2H6 + 4 H2O = 7 H2 + 2 CO2
CH3CHClCH3 + Na + CH4 = C4H10 + NaCl =>
6 CH3CHClCH3 + 6 Na + 2 CH4 = 5 C4H10 + 6 NaCl
C + SiO2 + Ca3(PO4)2 = P4 + CaSiO3 + CO =>
10 C + 6 SiO2 + 2 Ca3(PO4)2 = P4 + 6 CaSiO3 + 10 CO
HgCl2 + CaI2 = HgI2 + CaCl2 =>
HgCl2 + CaI2 = HgI2 + CaCl2
MgO + H2S = SMg + H2O =>
MgO + H2S = SMg + H2O
Ag + H3PO4 = Ag3PO4 + H2 =>
6 Ag + 2 H3PO4 = 2 Ag3PO4 + 3 H2
FeCl3 + KOH = KFeO2 + KCl + H2O =>
FeCl3 + 4 KOH = KFeO2 + 3 KCl + 2 H2O
MgCl(a) + Fe(s) = FeCl(a) + Mg =>
MgCl(a) + Fe(s) = FeCl(a) + Mg
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba =>
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba
SO + HNO3 = NO2 + H2SO4 + H2O =>
SO + 4 HNO3 = 4 NO2 + H2SO4 + H2O
MnO + Al = Al2O3 + Mn =>
3 MnO + 2 Al = Al2O3 + 3 Mn
K2HPO3 + H2SO4 = H3PO4 + SO2 + K2SO4 + H2O =>
K2HPO3 + 2 H2SO4 = H3PO4 + SO2 + K2SO4 + H2O
Na + O20 = Na2O =>
40 Na + O20 = 20 Na2O
NaNO2 + KCrO4 + H2SO4 = NaNO3 + K2SO4 + CrSO4 + H2O =>
5 NaNO2 + 2 KCrO4 + 3 H2SO4 = 5 NaNO3 + K2SO4 + 2 CrSO4 + 3 H2O
CO2 + KCl = K2CO2 + Cl2 =>
CO2 + 2 KCl = K2CO2 + Cl2
NaClO3 + CaSO4 = Na2SO4 + Ca(ClO3)2 =>
2 NaClO3 + CaSO4 = Na2SO4 + Ca(ClO3)2
N2 + Na = Na2N =>
N2 + 4 Na = 2 Na2N
CdBr2(aq) + Li2S(aq) = CdS + LiBr =>
CdBr2(aq) + Li2S(aq) = CdS + 2 LiBr
CH3CO2H + Pb(OH)2 = (Pb(CH3CO2)2) + H2O =>
2 CH3CO2H + Pb(OH)2 = (Pb(CH3CO2)2) + 2 H2O
Hg2(NO3)2 + KI = Hg2I + K(NO3)2 =>
Hg2(NO3)2 + KI = Hg2I + K(NO3)2
K2CO3 + HBr = CO2 + KBr + H2O =>
K2CO3 + 2 HBr = CO2 + 2 KBr + H2O
KMnO4 + K2HPO3 + H2O = MnO2 + KOH + K2HPO4 =>
2 KMnO4 + 3 K2HPO3 + H2O = 2 MnO2 + 2 KOH + 3 K2HPO4
C + H2O = CO2 + H2 =>
C + 2 H2O = CO2 + 2 H2
FeCl3 + Na2S = Fe2S3 + NaCl =>
2 FeCl3 + 3 Na2S = Fe2S3 + 6 NaCl
PbS2 = Pb + S8 =>
4 PbS2 = 4 Pb + S8
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
Ba(NO3)2(aq) + PbSO4(aq) = BaSO4(s) + Pb(NO3)2(aq) =>
Ba(NO3)2(aq) + PbSO4(aq) = BaSO4(s) + Pb(NO3)2(aq)
S + HClO3 = H2SO4 + ClO2 + H2O =>
S + 6 HClO3 = H2SO4 + 6 ClO2 + 2 H2O
NH2CH2COOH + HCl = NH3ClCH2COOH =>
NH2CH2COOH + HCl = NH3ClCH2COOH
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