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Cr2O7{-2} + Cu{+2} = Cu + 2 Cr + 7 O
AgI + NH4OH = Ag(NH3)2 + H2O + I =>
AgI + 2 NH4OH = Ag(NH3)2 + 2 H2O + I
Cr2(SO4)3 + NaBiO3 + H2SO4 = H2Cr2O7 + Na2SO4 + Bi2(SO4)3 + H2O =>
2 Cr2(SO4)3 + 6 NaBiO3 + 6 H2SO4 = 2 H2Cr2O7 + 3 Na2SO4 + 3 Bi2(SO4)3 + 4 H2O
zinc + Copper(II)sulfate = zincsulfate + copper =>
Zn + CuSO4 = ZnSO4 + Cu
Ba(NO3)3 = BaO + N2 + O2 =>
2 Ba(NO3)3 = 2 BaO + 3 N2 + 8 O2
As2O3 + I + NaHCO3 = Na3AsO4 + NaI + CO2 + H2O =>
As2O3 + 4 I + 10 NaHCO3 = 2 Na3AsO4 + 4 NaI + 10 CO2 + 5 H2O
(NaOH) + CaCl2 = Ca(OH)2 + NaCl =>
2(NaOH) + CaCl2 = Ca(OH)2 + 2 NaCl
potassium + chromium + oxygen = K2Cr2O7 =>
4 K + 4 Cr + 7 O2 = 2 K2Cr2O7
CH4 + CO = C2H6 + H2O =>
5 CH4 + CO = 3 C2H6 + H2O
Ba(ClO4)2 + H2O = Ba(OH)2 + HClO4 =>
Ba(ClO4)2 + 2 H2O = Ba(OH)2 + 2 HClO4
Sn + NaOH + H2O = Na(Sn(OH)2) + H2 =>
2 Sn + 2 NaOH + 2 H2O = 2 Na(Sn(OH)2) + H2
NH4NO3 + H2O2 = NO + H2O =>
NH4NO3 + H2O2 = 2 NO + 3 H2O
Ca + (NH4)2SO4 = CaSO4 + NH4 =>
Ca + (NH4)2SO4 = CaSO4 + 2 NH4
Sr(OH)2 + Cr(NO3)3 = Sr(NO3)2 + Cr(OH)3 =>
3 Sr(OH)2 + 2 Cr(NO3)3 = 3 Sr(NO3)2 + 2 Cr(OH)3
Mg + H2(PO4)2 = Mg3(PO4)2 + H2 =>
3 Mg + H2(PO4)2 = Mg3(PO4)2 + H2
C6H5OH + HNO3 = C6H2(NO2)3OH + H2O =>
C6H5OH + 3 HNO3 = C6H2(NO2)3OH + 3 H2O
AsCl3(aq) + H2S(aq) = As2S3(s) + HCl =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(s) + 6 HCl
Ag2S + NaHCO3 + Zn = NaHS + Na2CO3 + Zn(OH)2 + Ag + CO2 =>
Ag2S + 3 NaHCO3 + Zn = NaHS + Na2CO3 + Zn(OH)2 + 2 Ag + 2 CO2
Cu(SO4) + Na3PO4 = Na3(SO4) + CuPO4 =>
Cu(SO4) + Na3PO4 = Na3(SO4) + CuPO4
Na2(SO4) + Al(OH)3 = Al2(SO4)3 + Na(OH) =>
3 Na2(SO4) + 2 Al(OH)3 = Al2(SO4)3 + 6 Na(OH)
Be + H2O = Be(OH)2 + H2 =>
Be + 2 H2O = Be(OH)2 + H2
WO3(s) + H2(g) = W(s) + H2O(l) =>
WO3(s) + 3 H2(g) = W(s) + 3 H2O(l)
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb =>
Cu + Pb(NO3)2 = Cu(NO3)2 + Pb
Co2(CO3)3 = Co2O3 + CO2 =>
Co2(CO3)3 = Co2O3 + 3 CO2
CH2O2 + NaOH = CHO2Na + H2O =>
CH2O2 + NaOH = CHO2Na + H2O
NaNO3 + Ca(C2H3O2)2 = NaC2H3O2 + Ca(NO3)2 =>
2 NaNO3 + Ca(C2H3O2)2 = 2 NaC2H3O2 + Ca(NO3)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3CHO + H2O = CH3CH(OH)2 =>
CH3CHO + H2O = CH3CH(OH)2
HC2H3O2 + Na2CO3 = H2O + CO2 + NaC2H3O2 =>
2 HC2H3O2 + Na2CO3 = H2O + CO2 + 2 NaC2H3O2
Cl2 + NaBr(aq) = NaCl(aq) + Br2(l) =>
Cl2 + 2 NaBr(aq) = 2 NaCl(aq) + Br2(l)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C12H19Cl3O8 + O2 = CO2 + H2O + ClO2 =>
4 C12H19Cl3O8 + 63 O2 = 48 CO2 + 38 H2O + 12 ClO2
KI + Pb(No3)2 = K(No3) + PbI2 =>
2 KI + Pb(No3)2 = 2 K(No3) + PbI2
H3AsO4 + Zn = Zn3(AsO4) + H2 =>
2 H3AsO4 + 6 Zn = 2 Zn3(AsO4) + 3 H2
Na2CO3 + Al2(SO4)3 + H2O = Na2SO4 + Al(OH)3 + CO2 =>
3 Na2CO3 + Al2(SO4)3 + 3 H2O = 3 Na2SO4 + 2 Al(OH)3 + 3 CO2
CH3COOH + CH3CH2 = CH3COOCH2CH3 + H2O =>
6 CH3COOH + 4 CH3CH2 = 5 CH3COOCH2CH3 + 2 H2O
Mg + Cu(BrO3)2 = Mg(BrO3)2 + Cu =>
Mg + Cu(BrO3)2 = Mg(BrO3)2 + Cu
C4H7OH + HBr = C4H8Br2 + H2O =>
C4H7OH + 2 HBr = C4H8Br2 + H2O
Na2CO3(aq) + CaCl2(aq) = NaCl(aq) + CaCO3(s) =>
Na2CO3(aq) + CaCl2(aq) = 2 NaCl(aq) + CaCO3(s)
Na2CrO4 + ZnSO4 = ZnCrO4 + Na2SO4 =>
Na2CrO4 + ZnSO4 = ZnCrO4 + Na2SO4
CH3CH2CH2CH2OH + NaBr + H2SO4 = CH3CH2CH2CH2Br + NaHSO4 + H2O =>
CH3CH2CH2CH2OH + NaBr + H2SO4 = CH3CH2CH2CH2Br + NaHSO4 + H2O
VO2{+} + SO3{2-} + H3O{+} + H2O = VO(H2O)6{2+} + SO4{2-} =>
2 VO2{+} + SO3{2-} + 2 H3O{+} + 9 H2O = 2 VO(H2O)6{2+} + SO4{2-}
H{+} + Mn{2+} + SO4{2�} = MnO{4�} + SO3{2�} + H2O =>
2 H{+} + Mn{2+} + 2 SO4{2�} = MnO{4�} + 2 SO3{2�} + H2O
NiCl2 + H2O + Al = Ni(OH)2 + H2 + AlCl3 =>
3 NiCl2 + 6 H2O + 2 Al = 3 Ni(OH)2 + 3 H2 + 2 AlCl3
NH4VO3 + CuCl2 = Cu(VO3)2 + NH4Cl =>
2 NH4VO3 + CuCl2 = Cu(VO3)2 + 2 NH4Cl
CaO3 + H2O = OH + CaO =>
CaO3 + 2 H2O = 4 OH + CaO
Li + MgH2 = LiH + Mg =>
2 Li + MgH2 = 2 LiH + Mg
Na2CrO4 + NaBr + H2SO4 = Br2 + H2O + Na2SO4 + CrSO4 =>
Na2CrO4 + 4 NaBr + 4 H2SO4 = 2 Br2 + 4 H2O + 3 Na2SO4 + CrSO4
KBr + NaOH = KOH + NaBr =>
KBr + NaOH = KOH + NaBr
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