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3 Bi2S3 + 10 HNO3 + 4 H2O = 6 H3BiO4 + 10 NO + 9 S
HNO2 + Ca(OH)2 = Ca(NO2)2 + H2O =>
2 HNO2 + Ca(OH)2 = Ca(NO2)2 + 2 H2O
NaCl + PbNO3 = PbCl + NaNO3 =>
NaCl + PbNO3 = PbCl + NaNO3
(NH4)2S2O8 + HNO3 = O3 + NO2 + (NH4)2SO4 =>
(NH4)2S2O8 + 8 HNO3 = 4 O3 + 6 NO2 + 2(NH4)2SO4
Ca(NO3)2 + HBr = HNO3 + CaBr2 =>
Ca(NO3)2 + 2 HBr = 2 HNO3 + CaBr2
ZnCl2 + Ba(NO3)2 = Zn(NO3)2 + BaCl2 =>
ZnCl2 + Ba(NO3)2 = Zn(NO3)2 + BaCl2
DF3 + C = DC + F =>
DF3 + C = DC + 3 F
CaCO3 + HCH3OO = Ca(CH3COO)2 + H2O + CO2 =>
CaCO3 + 4 HCH3OO = Ca(CH3COO)2 + 5 H2O + CO2
KBr + Ce2 = KCe + Br2 =>
2 KBr + Ce2 = 2 KCe + Br2
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HCl(aq) + NaOH(aq) = HOH(g) + NaCl(aq) =>
HCl(aq) + NaOH(aq) = HOH(g) + NaCl(aq)
C4H4O6Pb = Pb + CO + H2O =>
C4H4O6Pb = Pb + 4 CO + 2 H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
S3P2 = S8 + P =>
8 S3P2 = 3 S8 + 16 P
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
Al2O3(s) + Fe(s) = Fe3O4(s) + Al(s) =>
4 Al2O3(s) + 9 Fe(s) = 3 Fe3O4(s) + 8 Al(s)
AgNO3 + K2SiO3 = KNO3 + Ag2SiO3 =>
2 AgNO3 + K2SiO3 = 2 KNO3 + Ag2SiO3
Cd(s)NiCl2(aq) = CdCl2(aq)Ni(s) =>
Cd(s)NiCl2(aq) = CdCl2(aq)Ni(s)
H2 = H5 =>
5 H2 = 2 H5
Ca(OH)2 + CO2 = Ca2HCO3 + H2O2 =>
4 Ca(OH)2 + 2 CO2 = 2 Ca2HCO3 + 3 H2O2
Fe(s) + O2(g) + H2O(g) = Fe(OH)2(aq) =>
2 Fe(s) + O2(g) + 2 H2O(g) = 2 Fe(OH)2(aq)
NaH + BCl3 = NaCl + B + H =>
3 NaH + BCl3 = 3 NaCl + B + 3 H
Be(s) + O2(g) = BeO =>
2 Be(s) + O2(g) = 2 BeO
Pb(NO3)2 + K(CrO4) = Pb(CrO4)2 + K(NO3) =>
Pb(NO3)2 + 2 K(CrO4) = Pb(CrO4)2 + 2 K(NO3)
C20H42 = C16H34 + C2H4 =>
C20H42 = C16H34 + 2 C2H4
CsOH + I2 = CsI + CsIO3 + H2O =>
6 CsOH + 3 I2 = 5 CsI + CsIO3 + 3 H2O
Tc + HNO3 = TcNO3 + NO + H2O =>
3 Tc + 4 HNO3 = 3 TcNO3 + NO + 2 H2O
NaOH + NaAsO2 + Br2 = NaBr + NaAsO4 + H2O =>
4 NaOH + NaAsO2 + 2 Br2 = 4 NaBr + NaAsO4 + 2 H2O
C8H + O = C2O + H2O =>
2 C8H + 9 O = 8 C2O + H2O
HNO3 + H2O = NH3 + O2 =>
HNO3 + H2O = NH3 + 2 O2
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
CuSO4 + Zn(OH)2 = Zn(OH)2CuSO4 =>
CuSO4 + Zn(OH)2 = Zn(OH)2CuSO4
SiO + Al2O3 = Al + SiO2 =>
3 SiO + Al2O3 = 2 Al + 3 SiO2
Fe2 + H = FeH =>
Fe2 + 2 H = 2 FeH
BaCl(aq) + NaCO3(aq) = BaCO3 + NaCl =>
BaCl(aq) + NaCO3(aq) = BaCO3 + NaCl
Na3(PO4) + Ca(OH)2 = NaOH + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(OH)2 = 6 NaOH + Ca3(PO4)2
CoCl2 + MgSO4 = MgCl2 + Co(SO4) =>
CoCl2 + MgSO4 = MgCl2 + Co(SO4)
KMnO + Na2SO4 + H2O = KOH + MnO2 + NaOH + S =>
2 KMnO + Na2SO4 + 2 H2O = 2 KOH + 2 MnO2 + 2 NaOH + S
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
NH3 + HPO4{2-} = NH4{+} + PO4{3-} =>
NH3 + HPO4{2-} = NH4{+} + PO4{3-}
SrP = Sr + P =>
SrP = Sr + P
(NH4)2SO3 + SrCl2 = NH4Cl + SrSO3 =>
(NH4)2SO3 + SrCl2 = 2 NH4Cl + SrSO3
KH2PO4 + MgCl2 = Mg(H2PO4)2 + KCl =>
2 KH2PO4 + MgCl2 = Mg(H2PO4)2 + 2 KCl
NH3 + ZnO = H2O + N2 + Zn =>
2 NH3 + 3 ZnO = 3 H2O + N2 + 3 Zn
HIO3 + KCl = KClO3 + I2 + H2O =>
6 HIO3 + 5 KCl = 5 KClO3 + 3 I2 + 3 H2O
CoCl3 + Al = CoCl2 + AlCl3 =>
3 CoCl3 + Al = 3 CoCl2 + AlCl3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
AgI + Fe2S3 = Ag2S + FeI3 =>
6 AgI + Fe2S3 = 3 Ag2S + 2 FeI3
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