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7 H2SO4 + 2 NaHS = 8 SO2 + Na2SO4 + 8 H2O
CH3NCO + O2 = NO2 + H2O + CO2 =>
4 CH3NCO + 13 O2 = 4 NO2 + 6 H2O + 8 CO2
H2S + HMnO4 = S + MnO + H2O =>
5 H2S + 2 HMnO4 = 5 S + 2 MnO + 6 H2O
FeCl + K4[Fe(CN)6] = Fe4[Fe(CN)6] + KCl =>
4 FeCl + K4[Fe(CN)6] = Fe4[Fe(CN)6] + 4 KCl
P + CaO + O2 = Ca3(PO4)2 =>
4 P + 6 CaO + 5 O2 = 2 Ca3(PO4)2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
PbO + NaCl + H2O + CO2 = Pb2Cl2CO3 + NaOH =>
2 PbO + 2 NaCl + H2O + CO2 = Pb2Cl2CO3 + 2 NaOH
Cl2 + AlBr3 = AlCl3 + Br2 =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 3 Br2
Pb{2+} + Cl{-} = PbCl2 =>
Pb{2+} + 2 Cl{-} = PbCl2
Cu2 + Ag2O = Ag + CuO =>
Cu2 + 2 Ag2O = 4 Ag + 2 CuO
Al{3} + HCl{-} = HAl{3} + Cl{-} =>
Al{3} + HCl{-} = HAl{3} + Cl{-}
K2CrO4 + Na2SO3 + HCl = KCl + H2O + Na2SO4 + CrCl3 =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 5 H2O + 3 Na2SO4 + 2 CrCl3
CaCO3 + HC1 = CaC2 + H2O + CO2 =>
CaCO3 + 2 HC1 = CaC2 + H2O + CO2
S + H2O = H2S + OH =>
S + 2 H2O = H2S + 2 OH
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
XeF2 + SeOF2 = Xe(OSeF5)2 + Xe =>
3 XeF2 + 2 SeOF2 = Xe(OSeF5)2 + 2 Xe
[(CH3C5H4)Mn(CO)2(NO)](PF6) + P(C6H5)3 = [(CH3C5H4)Mn(CO)(NO)(P(C6H5)3)](PF6) + CO =>
[(CH3C5H4)Mn(CO)2(NO)](PF6) + P(C6H5)3 = [(CH3C5H4)Mn(CO)(NO)(P(C6H5)3)](PF6) + CO
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
FeCl2(aq) + K2Cr2O7(aq) + HCl(aq) = FeCl3(aq) + CrCl3(aq) + KCl(aq) + H2O(l) =>
6 FeCl2(aq) + K2Cr2O7(aq) + 14 HCl(aq) = 6 FeCl3(aq) + 2 CrCl3(aq) + 2 KCl(aq) + 7 H2O(l)
C3HN + CN4O8 = CO2 + N2 + H2O =>
12 C3HN + 13 CN4O8 = 49 CO2 + 32 N2 + 6 H2O
C6H5NO2 + Al + KOH + H2O = K3[Al(OH)6] + C6H5NH2 =>
C6H5NO2 + 2 Al + 6 KOH + 4 H2O = 2 K3[Al(OH)6] + C6H5NH2
MnO4 + HBr = Mn + Br2 + H2O =>
MnO4 + 8 HBr = Mn + 4 Br2 + 4 H2O
H2NCH2CH2COOH + HCl = NH3ClCH2CH2COOH =>
H2NCH2CH2COOH + HCl = NH3ClCH2CH2COOH
NaNO3 + H2O = NaHNO3 + OH =>
NaNO3 + H2O = NaHNO3 + OH
NaNO2 + ClNH4 = NaCl + NH4NO2 =>
NaNO2 + ClNH4 = NaCl + NH4NO2
Cr(OH)3 + NaBrO4 + NaOH = Na2CrO4 + NaBr + H2O =>
8 Cr(OH)3 + 3 NaBrO4 + 16 NaOH = 8 Na2CrO4 + 3 NaBr + 20 H2O
C6H5(l) + O2(g) = H2O(g) + CO2(g) =>
4 C6H5(l) + 29 O2(g) = 10 H2O(g) + 24 CO2(g)
H2SO4(aq) + Al(OH)3(s) = AlSO4 + H5O3 =>
H2SO4(aq) + Al(OH)3(s) = AlSO4 + H5O3
SO2 + MnO4{-} + H2O = SO4{2-} + Mn{2-} + H{+} =>
9 SO2 + 2 MnO4{-} + 10 H2O = 9 SO4{2-} + 2 Mn{2-} + 20 H{+}
FeCl2 + KMnO4 + HCl = MnO2 + H2O + FeCl3 + KCl =>
3 FeCl2 + KMnO4 + 4 HCl = MnO2 + 2 H2O + 3 FeCl3 + KCl
KNO3(s) + C(s) + S8(s) = K2SO4(s) + CO2(g) + N2(g) =>
16 KNO3(s) + 8 C(s) + S8(s) = 8 K2SO4(s) + 8 CO2(g) + 8 N2(g)
KI + Mg(NO3)2 = KNO3 + MgI2 =>
2 KI + Mg(NO3)2 = 2 KNO3 + MgI2
Cl2 + AlBr3 = AlCl3 + Br2 =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 3 Br2
Sn{2+} + PO4{3-} = Sn3(PO4)2 =>
3 Sn{2+} + 2 PO4{3-} = Sn3(PO4)2
KClO2(s) + KI(s) + H2SO4(s) = K2SO4(s) + KCl(s) + I2(s) + H2O(aq) =>
KClO2(s) + 4 KI(s) + 2 H2SO4(s) = 2 K2SO4(s) + KCl(s) + 2 I2(s) + 2 H2O(aq)
CsOH + H2SO4 = Cs2SO4 + H2O =>
2 CsOH + H2SO4 = Cs2SO4 + 2 H2O
AgNO3 + NaCe = AgCe + NaNO3 =>
AgNO3 + NaCe = AgCe + NaNO3
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
KI + Al2(SO4)3 = K(SO4) + Al2I3 =>
3 KI + Al2(SO4)3 = 3 K(SO4) + Al2I3
NH4OH + C2H4O2 = NH4CH3CO2 + H2O =>
NH4OH + C2H4O2 = NH4CH3CO2 + H2O
FeCuSO4 = CuFeSO4 =>
FeCuSO4 = CuFeSO4
Hg2(NO3)2 + NaCl = HgHgCl2 + NaNO3 =>
Hg2(NO3)2 + 2 NaCl = HgHgCl2 + 2 NaNO3
Cr2(SO4)3(aq) + KOH(aq) = Cr(OH)3(s) + K2SO4(aq) =>
Cr2(SO4)3(aq) + 6 KOH(aq) = 2 Cr(OH)3(s) + 3 K2SO4(aq)
Al + KOH + H2O = K{+} + Al(OH)4{-} + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K{+} + 2 Al(OH)4{-} + 3 H2
Br2 + O3 = Br2O5 =>
3 Br2 + 5 O3 = 3 Br2O5
MgO + C6H8O7 = Mg3(C6H5O7)2 + H2O =>
3 MgO + 2 C6H8O7 = Mg3(C6H5O7)2 + 3 H2O
S{-2} + S = S2{-2} =>
S{-2} + S = S2{-2}
NaCl + CaO + C = NaCaCl + CO =>
NaCl + CaO + C = NaCaCl + CO
PbS(s) + H2O2 = PbSO4(s) + H2O =>
PbS(s) + 4 H2O2 = PbSO4(s) + 4 H2O
NH2ClO4 + Al = N2 + H2O + HCl + Al2O3 =>
6 NH2ClO4 + 14 Al = 3 N2 + 3 H2O + 6 HCl + 7 Al2O3
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