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2 HCl + (NH4)2SO3 = H2O + 2 NH4Cl + SO2
Cr2(SO4)3Cr(OH)3 = CrOHSO4 =>
Cr2(SO4)3Cr(OH)3 = 3 CrOHSO4
Si + Cl2 = SiCl2 =>
Si + Cl2 = SiCl2
MnS + Ca3(PO3)2 = CaS + Mn3(PO3)2 =>
3 MnS + Ca3(PO3)2 = 3 CaS + Mn3(PO3)2
CH2CH2 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
CH2CH2 + 12 KMnO4 + 16 KOH = 2 K2CO3 + 12 K2MnO4 + 10 H2O
SO2 + CuSO45H2O + NaCl + H2O = CuCl + Na2SO4 + H2SO4 =>
83 SO2 + 2 CuSO45H2O + 2 NaCl + 82 H2O = 2 CuCl + Na2SO4 + 84 H2SO4
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
TiSO4 + H2O2 + H2SO4 = H2[Ti(SO4)2O2] + H2O =>
TiSO4 + 2 H2O2 + H2SO4 = H2[Ti(SO4)2O2] + 2 H2O
AgNO3(aq) + K2CrO4(aq) = Ag2CrO4(s) + KNO3(aq) =>
2 AgNO3(aq) + K2CrO4(aq) = Ag2CrO4(s) + 2 KNO3(aq)
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
*HNO3 + *Cu = *Cu(NO3)2 + *NO + *H2O =>
8*HNO3 + 3*Cu = 3*Cu(NO3)2 + 2*NO + 4*H2O
S + CI2 = SCI2 =>
S + CI2 = SCI2
HgH = Hg + H =>
HgH = Hg + H
K2Cr2O7 + K2SO3 + H2O = Cr(OH)3 + K2SO4 + KOH =>
K2Cr2O7 + 3 K2SO3 + 4 H2O = 2 Cr(OH)3 + 3 K2SO4 + 2 KOH
Cr2O3 + NaBrO3 + NaOH = Na2CrO4 + H2O + Br2 =>
5 Cr2O3 + 6 NaBrO3 + 14 NaOH = 10 Na2CrO4 + 7 H2O + 3 Br2
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
As2O3 + KMnO4 + KOH = K3AsO4 + K2MnO4 + H2O =>
As2O3 + 4 KMnO4 + 10 KOH = 2 K3AsO4 + 4 K2MnO4 + 5 H2O
Au3P + Mg = Au + Mg3P2 =>
2 Au3P + 3 Mg = 6 Au + Mg3P2
NaBrO3(s) = NaBr(s) + O2(g) =>
2 NaBrO3(s) = 2 NaBr(s) + 3 O2(g)
CH4(g) + O(g) = CO2(g) + H2O(g) =>
CH4(g) + 4 O(g) = CO2(g) + 2 H2O(g)
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
CuBr2 + H2O + Na2SO3 = CuBr + Na2SO4 + HBr =>
2 CuBr2 + H2O + Na2SO3 = 2 CuBr + Na2SO4 + 2 HBr
Co2O3 + NH4Cl + HCl = CoCl2 + NH4OH + Cl2 =>
Co2O3 + 3 NH4Cl + 3 HCl = 2 CoCl2 + 3 NH4OH + Cl2
Li2CO3 + MgS = MgCO3 + Li2S =>
Li2CO3 + MgS = MgCO3 + Li2S
BeO + NaOH + H2O = Be(OH)4Na2 =>
BeO + 2 NaOH + H2O = Be(OH)4Na2
BeSO4 + NH4OH = Be(OH)2 + (NH4)2SO4 =>
BeSO4 + 2 NH4OH = Be(OH)2 + (NH4)2SO4
FeS + Na2S = Na + Fe2S3 =>
2 FeS + Na2S = 2 Na + Fe2S3
MnSO4 + PbO2 + HNO3 = HMnO4 + PbSO4 + Pb(NO3)2 + H2O =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 2 PbSO4 + 3 Pb(NO3)2 + 2 H2O
Cr(NO3)2 + Al = Al(NO3)3 + Cr =>
3 Cr(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Cr
Ca(NO3)2 + Li3P = LiNO3 + Ca3P2 =>
3 Ca(NO3)2 + 2 Li3P = 6 LiNO3 + Ca3P2
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
KIO2 + KOH + Cr(OH)2 = KI + K2CrO4 + H2O =>
KIO2 + 2 KOH + Cr(OH)2 = KI + K2CrO4 + 2 H2O
Ca(OH)2(s) + HCl(g) = CaCl2(s) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(g) = CaCl2(s) + 2 H2O(l)
S8 + H2O = SO2 + H2 =>
S8 + 16 H2O = 8 SO2 + 16 H2
CHKO3 = K2CO3 + H2O + CO2 =>
2 CHKO3 = K2CO3 + H2O + CO2
S12H10 + O2 = SO4 + H2O =>
2 S12H10 + 53 O2 = 24 SO4 + 10 H2O
H2Te + H2O2 = HTeO3 + H2O =>
2 H2Te + 7 H2O2 = 2 HTeO3 + 8 H2O
Cr2O3 + KNO3 + K2CO3 = K2CrO4 + CO2 + KNO2 =>
Cr2O3 + 3 KNO3 + 2 K2CO3 = 2 K2CrO4 + 2 CO2 + 3 KNO2
W + AsO4 = WO + As =>
4 W + AsO4 = 4 WO + As
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
BaCl2(aq) + NaI(aq) = BaI2 + NaCl =>
BaCl2(aq) + 2 NaI(aq) = BaI2 + 2 NaCl
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
CH2CHCH2 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
CH2CHCH2 + 17 KMnO4 + 23 KOH = 3 K2CO3 + 17 K2MnO4 + 14 H2O
NaC2H3O2 + H2SO4 = C2H3O2H + Na2(SO4) =>
2 NaC2H3O2 + H2SO4 = 2 C2H3O2H + Na2(SO4)
K2S + AgF = KF + Ag2S =>
K2S + 2 AgF = 2 KF + Ag2S
C6H15O3N + C6H5COOH = C6H5COO{-} + C6H15O3NH{+} =>
C6H15O3N + C6H5COOH = C6H5COO{-} + C6H15O3NH{+}
H2S + Cl2 + H2O = H2SO4 + HCl =>
H2S + 4 Cl2 + 4 H2O = H2SO4 + 8 HCl
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