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HCOOC2H5 + 14 Cu(OH)2 + 6 NaOH = 7 Cu2O + 3 Na2CO3 + 20 H2O
NOHSO4 + NaOH = NaNO2 + Na2SO4 + H2O =>
NOHSO4 + 3 NaOH = NaNO2 + Na2SO4 + 2 H2O
Zn + HBrO3 = Zn(BrO3)2 + H2 =>
Zn + 2 HBrO3 = Zn(BrO3)2 + H2
H2SO4 + Cu2O = H2O + CuSO4 + SO2 =>
3 H2SO4 + Cu2O = 3 H2O + 2 CuSO4 + SO2
Sn + Cl{-} + H{+} = SnCl4{2-} + H2 =>
Sn + 4 Cl{-} + 2 H{+} = SnCl4{2-} + H2
K2S(s) + HBr(aq) = KBr(aq) + H2S(g) =>
K2S(s) + 2 HBr(aq) = 2 KBr(aq) + H2S(g)
HClO3 + MnCl2 + H2O = MnO2 + HCl =>
HClO3 + 3 MnCl2 + 3 H2O = 3 MnO2 + 7 HCl
HClO4 + P4O10 = H3PO4 + Cl2O7(aq) =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7(aq)
Pb3O4 + KI + H2SO4 = PbSO4 + K2SO4 + H2O + I2 =>
Pb3O4 + 2 KI + 4 H2SO4 = 3 PbSO4 + K2SO4 + 4 H2O + I2
H2SO3 + Pb(OH)2 = Pb(SO3) + H2O =>
H2SO3 + Pb(OH)2 = Pb(SO3) + 2 H2O
Fe2(SO4)3 + SiO2 + NaOH = NaFeSi2O6 + Na2SO4 + H2O =>
Fe2(SO4)3 + 4 SiO2 + 8 NaOH = 2 NaFeSi2O6 + 3 Na2SO4 + 4 H2O
AgClO4 = Ag + ClO4 =>
AgClO4 = Ag + ClO4
K2S + Cu = K + CuS =>
K2S + Cu = 2 K + CuS
CaCl2(aq) + NaF(aq) = NaCl(aq) + CaF2(aq) =>
CaCl2(aq) + 2 NaF(aq) = 2 NaCl(aq) + CaF2(aq)
SnO2(S) + CO(g) = Sn(S) + CO2(g) =>
SnO2(S) + 2 CO(g) = Sn(S) + 2 CO2(g)
K2S2O8 + HNO3 = KHSO4 + O3 + KNO3 + S =>
3 K2S2O8 + 3 HNO3 = 3 KHSO4 + 4 O3 + 3 KNO3 + 3 S
FeSO4{+} + SO4{2-} = Fe(SO4)2{-} =>
FeSO4{+} + SO4{2-} = Fe(SO4)2{-}
Ag(NO3) + SnCl4 = SnNO3 + AgCl4 =>
Ag(NO3) + SnCl4 = SnNO3 + AgCl4
H2S04 + Ca(OH)2 = CaS04 + H2O =>
H2S04 + Ca(OH)2 = CaS04 + 2 H2O
FeS + O2 = Fe2O5 + SO3 =>
4 FeS + 11 O2 = 2 Fe2O5 + 4 SO3
KNO2 + HCl + Na2S = NO + KCl + NaCl + S + H2O =>
2 KNO2 + 4 HCl + Na2S = 2 NO + 2 KCl + 2 NaCl + S + 2 H2O
B2 + H2O = H3BO3 + H2 =>
B2 + 6 H2O = 2 H3BO3 + 3 H2
SiO2 + CuSO4 = CuSiO3 + SO3 =>
SiO2 + CuSO4 = CuSiO3 + SO3
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
FeSO4 + KCNS = Fe(CNS)2 + K2SO4 =>
FeSO4 + 2 KCNS = Fe(CNS)2 + K2SO4
KMnO4 + HCl = KCl + MnCl + H2O + Cl3 =>
KMnO4 + 8 HCl = KCl + MnCl + 4 H2O + 2 Cl3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
CO = C + CO2 =>
2 CO = C + CO2
K2FeO4 + KCN + H2O = Fe2O3 + K2CO3 + KNO3 + KOH =>
10 K2FeO4 + 3 KCN + 7 H2O = 5 Fe2O3 + 3 K2CO3 + 3 KNO3 + 14 KOH
Hg = Hg2{2+} + e =>
2 Hg = Hg2{2+} + 2e
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Br2 + Kl + H2O = KlO3 + HBr =>
3 Br2 + Kl + 3 H2O = KlO3 + 6 HBr
NaHCO3 + (COOH)2 = Na2(COO)2 + H2CO3 =>
2 NaHCO3 + (COOH)2 = Na2(COO)2 + 2 H2CO3
NaHCO3(s) + CH3COOH(l) = NaCH3COO(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = NaCH3COO(s) + H2O(l) + CO2(g)
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
NaH + H2S = Na2S + H =>
2 NaH + H2S = Na2S + 4 H
H2O + IO3 = IO2 + OH =>
H2O + IO3 = IO2 + 2 OH
Na3PO4 + Ni(ClO4)2 = Ni3(PO4)2 + Na(ClO4) =>
2 Na3PO4 + 3 Ni(ClO4)2 = Ni3(PO4)2 + 6 Na(ClO4)
Ce{4} + H2O + I{-} = Ce(OH)4 + HI =>
Ce{4} + 4 H2O + 4 I{-} = Ce(OH)4 + 4 HI
Zn + Ag2O4 = ZnO + Ag =>
4 Zn + Ag2O4 = 4 ZnO + 2 Ag
Fe2O3 + HF = FeF2 + F2 + H2O =>
Fe2O3 + 6 HF = 2 FeF2 + F2 + 3 H2O
K + ZnS = KS + Zn =>
K + ZnS = KS + Zn
C6H120O6 + O2 = CO2 + H2O =>
C6H120O6 + 33 O2 = 6 CO2 + 60 H2O
MnSO4 + H2O = H2SO4 + MnO =>
MnSO4 + H2O = H2SO4 + MnO
Mg2P + BaS = Ba2P + MgS =>
Mg2P + 2 BaS = Ba2P + 2 MgS
Na2SO3 + K2Cr2O7 + H2O = CrOH3 + Na2SO4 + KOH =>
7 Na2SO3 + K2Cr2O7 + 4 H2O = 2 CrOH3 + 7 Na2SO4 + 2 KOH
CuSO4(aq) + NaOH(aq) = Cu(OH)2(aq) + Na2SO4 =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(aq) + Na2SO4
ClO{-} + MnO4{-} + H{+} = ClO2{-} + Mn{+2} + H2O =>
5 ClO{-} + 2 MnO4{-} + 6 H{+} = 5 ClO2{-} + 2 Mn{+2} + 3 H2O
Zn + PbO2 = Pb + ZnO =>
2 Zn + PbO2 = Pb + 2 ZnO
NaHCO3 + SiO2 = Na2SiO3 + H2O + CO2 =>
2 NaHCO3 + SiO2 = Na2SiO3 + H2O + 2 CO2
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