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4 SH2 + 2 SO2 = 3 S2 + 4 H2O
Al(NO3)3 + K2Cr2O7 = Al2(Cr2O7)3 + KNO3 =>
2 Al(NO3)3 + 3 K2Cr2O7 = Al2(Cr2O7)3 + 6 KNO3
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
MnO4 + SO2 = MnO2 + SO4 =>
MnO4 + SO2 = MnO2 + SO4
H2SO4 + Sn(OH)4 = (Sn(OH)3)2SO4 + H2O =>
H2SO4 + 2 Sn(OH)4 = (Sn(OH)3)2SO4 + 2 H2O
Be(HCO3)2 + HCl = BeCl2 + H2O + CO2 =>
Be(HCO3)2 + 2 HCl = BeCl2 + 2 H2O + 2 CO2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H3PO4 + NaHCO3 = Na3PO4 + H2CO3 =>
H3PO4 + 3 NaHCO3 = Na3PO4 + 3 H2CO3
H2S + KBrO3 = K2S + HBrO3 =>
H2S + 2 KBrO3 = K2S + 2 HBrO3
KCr2O7 + CoSO4 + H2O = CoOOH + Cr2(SO4)3 + K2SO4 + H2SO4 =>
2 KCr2O7 + 14 CoSO4 + 14 H2O = 14 CoOOH + 2 Cr2(SO4)3 + K2SO4 + 7 H2SO4
Na(s) + NCl(aq) = NaN3 + Cl =>
Na(s) + 3 NCl(aq) = NaN3 + 3 Cl
Fe(OH)3 + O2 + K2O = K2FeO4 + H2O =>
4 Fe(OH)3 + 3 O2 + 4 K2O = 4 K2FeO4 + 6 H2O
C4H8 + H2O = C2H4O2 + H =>
C4H8 + 4 H2O = 2 C2H4O2 + 8 H
Na(s) + H2O(l) = Na(s)H2O(l) =>
Na(s) + H2O(l) = Na(s)H2O(l)
KI(s) + CO2(g) + O2(g) = K2CO3(s) + I2(g) =>
4 KI(s) + 2 CO2(g) + O2(g) = 2 K2CO3(s) + 2 I2(g)
S2{-} + NO3{-} + H{+} = SO42{-} + NO + H2O =>
3 S2{-} + 167 NO3{-} + 164 H{+} = 6 SO42{-} + 167 NO + 82 H2O
AgBr + Na2Cl = AgCl + Na2Br =>
AgBr + Na2Cl = AgCl + Na2Br
H2S + Al(OH)3 = Al + SO3 + H2O =>
3 H2S + 8 Al(OH)3 = 8 Al + 3 SO3 + 15 H2O
AgCl(s) + NH3(aq) = Ag + N + HCl =>
3 AgCl(s) + NH3(aq) = 3 Ag + N + 3 HCl
CaCO3 + HCl(aq) = CaCl2 + H2O(l) + CO2(g) =>
CaCO3 + 2 HCl(aq) = CaCl2 + H2O(l) + CO2(g)
AlPO4 + NaNO3 = Al(NO3)3 + Na3PO4 =>
AlPO4 + 3 NaNO3 = Al(NO3)3 + Na3PO4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NH4Br + Pb(C2H3O2)2 = NH4(C2H3O2) + Br2Pb =>
2 NH4Br + Pb(C2H3O2)2 = 2 NH4(C2H3O2) + Br2Pb
K2Cr2O7 + KI + HCl + Na2S2O3 = CrCl3 + KCl + H2O + NaI + Na2S4O6 =>
K2Cr2O7 + 6 KI + 14 HCl + 6 Na2S2O3 = 2 CrCl3 + 8 KCl + 7 H2O + 6 NaI + 3 Na2S4O6
C = C2 =>
2 C = C2
Mn3O4 + H = Mn + H2O =>
Mn3O4 + 8 H = 3 Mn + 4 H2O
W + H2O = W(OH)5 + H2 =>
2 W + 10 H2O = 2 W(OH)5 + 5 H2
Fe2O3(s) + Mg(s) = MgO(s) + Fe(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + 2 Fe(s)
K3PO4 + FeNO3 = KNO3 + Fe3PO4 =>
K3PO4 + 3 FeNO3 = 3 KNO3 + Fe3PO4
Cu(NO3)2 + KMnO4 = CuO + MnO + KNO3 + O2 =>
2 Cu(NO3)2 + 4 KMnO4 = 2 CuO + 4 MnO + 4 KNO3 + 5 O2
*C2H6 + O2 = CO2 + H2O =>
2*C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na(s) + NCl(aq) = NaN + Cl =>
Na(s) + NCl(aq) = NaN + Cl
K2S + Na2CO3 = K2CO3 + Na2S =>
K2S + Na2CO3 = K2CO3 + Na2S
NaH2PO2 + Ca(OCl)2 = NaH2PO4 + CaCl2 =>
NaH2PO2 + Ca(OCl)2 = NaH2PO4 + CaCl2
(NH4)2SO4 + CaCl2 = (NH4)2Cl2 + CaSO4 =>
(NH4)2SO4 + CaCl2 = (NH4)2Cl2 + CaSO4
S8 + P4 = P5S3 =>
3 S8 + 10 P4 = 8 P5S3
Zn(OH)2SO2 = ZnSO3H2O =>
Zn(OH)2SO2 = ZnSO3H2O
Ag2O + AlF3 = AgF + Al2O3 =>
3 Ag2O + 2 AlF3 = 6 AgF + Al2O3
FeOCuO = CuFeO2 =>
FeOCuO = CuFeO2
O2 + Cr(OH)2 + H2O = Cr(OH)3 =>
O2 + 4 Cr(OH)2 + 2 H2O = 4 Cr(OH)3
NH4OH + H2C2O4 = (NH4)2C2O4 + H2O =>
2 NH4OH + H2C2O4 = (NH4)2C2O4 + 2 H2O
NaVO3 + Zn + HCl = NaCl + VOCl2 + ZnCl2 + H2O =>
2 NaVO3 + Zn + 8 HCl = 2 NaCl + 2 VOCl2 + ZnCl2 + 4 H2O
Ca(s) + H2O(l) = CaOH + H2(s) =>
2 Ca(s) + 2 H2O(l) = 2 CaOH + H2(s)
Fe + CH3COOH = FeCH3COO + H2 =>
2 Fe + 2 CH3COOH = 2 FeCH3COO + H2
CO(NH2)2 + H2SO4 + H2O = (NH4)2SO4 + CO2 =>
CO(NH2)2 + H2SO4 + H2O = (NH4)2SO4 + CO2
Sr(NO3)2(aq) + Na2SO4(aq) = SrSO4(s) + NaNO3 =>
Sr(NO3)2(aq) + Na2SO4(aq) = SrSO4(s) + 2 NaNO3
OH[{-}1] + N2O4 + Br{-1] = NO2{-1]+BrO3[{-}1]+H2O =>
6 OH[{-}1] + 3 N2O4 + Br{-1] = 6 NO2{-1]+BrO3[{-}1]+3H2O
HBrNaHS = NaBrH2S =>
HBrNaHS = NaBrH2S
Ba(ClO3)2 + Li3(PO4) = Ba3(PO4)2 + Li(ClO3) =>
3 Ba(ClO3)2 + 2 Li3(PO4) = Ba3(PO4)2 + 6 Li(ClO3)
HCl + Al + O = AlCl3 + H2O =>
6 HCl + 2 Al + 3 O = 2 AlCl3 + 3 H2O
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