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Cu2 + 2 CO3 = 2 CuO + 2 CO2
H2C4H2O4 + NaHCO3 = CO2 + H2O + NaC4H2O4 =>
11 H2C4H2O4 + 12 NaHCO3 = 8 CO2 + 16 H2O + 12 NaC4H2O4
FeCl2 + K4Fe(CN)6 = Fe4[Fe(CN)6]2 + KCl =>
4 FeCl2 + 2 K4Fe(CN)6 = Fe4[Fe(CN)6]2 + 8 KCl
Mg2N3 = N + MgN =>
Mg2N3 = N + 2 MgN
AgCl2 + H2SO4 = AgSO4 + HCl =>
AgCl2 + H2SO4 = AgSO4 + 2 HCl
CH3NHCH3 + HBr = CH3NBrCH3 + H2 =>
CH3NHCH3 + HBr = CH3NBrCH3 + H2
HgCl4 + SnCl2 = Hg2Cl2 + SnCl4 =>
2 HgCl4 + 3 SnCl2 = Hg2Cl2 + 3 SnCl4
As2S3 + KMnO4 + HCl = KCl + MnCl2 + H3AsO4 + SO2 + H2O =>
5 As2S3 + 22 KMnO4 + 66 HCl = 22 KCl + 22 MnCl2 + 10 H3AsO4 + 15 SO2 + 18 H2O
Ba + IO3 = Ba(IO3)2 =>
Ba + 2 IO3 = Ba(IO3)2
Fe(OH)3 = Fe(oh)2 + O2 + H2O =>
4 Fe(OH)3 = 2 Fe(oh)2 + 3 O2 + 6 H2O
HBr + Na2CO3 = NaBr + H2O + CO2 =>
2 HBr + Na2CO3 = 2 NaBr + H2O + CO2
K2Cr2O7 + NaOH + Na2S = NaCrO2 + K2S + NaO2 + H2O =>
K2Cr2O7 + 2 NaOH + Na2S = 2 NaCrO2 + K2S + 2 NaO2 + H2O
Li(s) + Cl2 = LiCl(s) =>
2 Li(s) + Cl2 = 2 LiCl(s)
Fe(OH)2 + NH4NO3 = Fe(NO3)2 + NH4OH =>
Fe(OH)2 + 2 NH4NO3 = Fe(NO3)2 + 2 NH4OH
Cr(OH)2 + H2O2 = Cr(OH)3 =>
2 Cr(OH)2 + H2O2 = 2 Cr(OH)3
(NH4)2CO3(aq) + NiCl2(aq) = NiCO3(s) + NH4Cl(aq) =>
(NH4)2CO3(aq) + NiCl2(aq) = NiCO3(s) + 2 NH4Cl(aq)
KOH(aq) + Zn(NO3)2(aq) = Zn(OH)2(s) + KNO3(aq) =>
2 KOH(aq) + Zn(NO3)2(aq) = Zn(OH)2(s) + 2 KNO3(aq)
NaC1O3 = NaC1 + O2 =>
2 NaC1O3 = 2 NaC1 + 3 O2
As + OH = AsO3 + H2 =>
2 As + 6 OH = 2 AsO3 + 3 H2
Mg(OH)2 + H2Cr2O7 = MgCrO4 + H2O =>
2 Mg(OH)2 + H2Cr2O7 = 2 MgCrO4 + 3 H2O
C4H8O2(g) + O2(g) = CO2 + H2O =>
C4H8O2(g) + 5 O2(g) = 4 CO2 + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
K(s) + Br2(l) = KBr(s) =>
2 K(s) + Br2(l) = 2 KBr(s)
HNO2 + Fe(OH)3 = Fe(NO2)3 + H2O =>
3 HNO2 + Fe(OH)3 = Fe(NO2)3 + 3 H2O
AgCN = CN + Ag =>
AgCN = CN + Ag
MnO2 + HF = MnF4 + H2O =>
MnO2 + 4 HF = MnF4 + 2 H2O
SnCl2 + Bi = BiCl2 + Sn =>
SnCl2 + Bi = BiCl2 + Sn
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Sr + HClO4 = SrClO4 + H2 =>
2 Sr + 2 HClO4 = 2 SrClO4 + H2
BaCl2 + HCl = Ba(H)2 + Cl =>
BaCl2 + 2 HCl = Ba(H)2 + 4 Cl
Ag(s) + HNO3(ac) = AgNO3(ac) + NO2(g) + H2O(l) =>
Ag(s) + 2 HNO3(ac) = AgNO3(ac) + NO2(g) + H2O(l)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Br2 + AgI = AgBr + I2 =>
Br2 + 2 AgI = 2 AgBr + I2
Ca(NO3)2(aq) + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2(aq) + 2 NaCl = CaCl2 + 2 NaNO3
S(s) + HCl(aq) = SCl + H =>
S(s) + HCl(aq) = SCl + H
BaSO4 + H2O = Ba(OH)2 + H2SO4 =>
BaSO4 + 2 H2O = Ba(OH)2 + H2SO4
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2 =>
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2
NaOH(aq) + H2SO4(l) = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4(l) = Na2SO4(aq) + 2 H2O(l)
HCl + Mg(OH)2(aq) = MgCl2(aq) + H2O =>
2 HCl + Mg(OH)2(aq) = MgCl2(aq) + 2 H2O
Zn3(PO4)2 = Zn{2+} + PO4{3-} =>
Zn3(PO4)2 = 3 Zn{2+} + 2 PO4{3-}
CuSO4 + Fe(OH)3 = Cu(OH)2 + Fe2(SO4)3 =>
3 CuSO4 + 2 Fe(OH)3 = 3 Cu(OH)2 + Fe2(SO4)3
Al(OH)3(s) + HBr(aq) = AlBr3(aq) + H2O(l) =>
Al(OH)3(s) + 3 HBr(aq) = AlBr3(aq) + 3 H2O(l)
C15H31COOH + O2 = C + H2O =>
C15H31COOH + 7 O2 = 16 C + 16 H2O
HgCl2 + H2O2 = Hg + HCl + O2 =>
HgCl2 + H2O2 = Hg + 2 HCl + O2
CaO(s) + C(s) = CO(g) + CaC2(g) =>
CaO(s) + 3 C(s) = CO(g) + CaC2(g)
VSO4 + KMnO4 + H2SO4 = V2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 VSO4 + 2 KMnO4 + 8 H2SO4 = 5 V2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
Na2CrO4(aq) + AlBr3(aq) = NaBr(aq) + Al2(CrO4)3(s) =>
3 Na2CrO4(aq) + 2 AlBr3(aq) = 6 NaBr(aq) + Al2(CrO4)3(s)
Cu2{+} + Ag = Cu + Ag{+} =>
Cu2{+} + Ag = 2 Cu + Ag{+}
C4H10O2 + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H10O2 + 6 KMnO4 + 9 H2SO4 = 10 C2H4O2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
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