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K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
HNO3 + K2CrO7 + Fe(NO3)2 = KNO3 + Fe(NO3)3 + Cr(NO3)2 + H2O =>
14 HNO3 + K2CrO7 + 10 Fe(NO3)2 = 2 KNO3 + 10 Fe(NO3)3 + Cr(NO3)2 + 7 H2O
Zn(O2CCH3)2 + CsOH = CH3CO2Cs + Zn(OH)2 =>
Zn(O2CCH3)2 + 2 CsOH = 2 CH3CO2Cs + Zn(OH)2
KMnO4 + Al(OH)3 = KOH + Al(MnO4)3 =>
3 KMnO4 + Al(OH)3 = 3 KOH + Al(MnO4)3
e + Cu{2+} = Cu =>
2e + Cu{2+} = Cu
CuCl + HCl + HNO3 = NH3 + H2O + CuCl2 =>
8 CuCl + 8 HCl + HNO3 = NH3 + 3 H2O + 8 CuCl2
Pb + Ca(OH)2 = PbOH + Ca2 =>
4 Pb + 2 Ca(OH)2 = 4 PbOH + Ca2
Br + AlI3 = Al3 + BrI =>
9 Br + 3 AlI3 = Al3 + 9 BrI
Pb + Ca(OH)2 = PbOH + Ca2 =>
4 Pb + 2 Ca(OH)2 = 4 PbOH + Ca2
FeO + ZnF2 = FeF2 + ZnO =>
FeO + ZnF2 = FeF2 + ZnO
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
Ba(OH)2 + Be(OH)2 = BaBeO2 + H2O =>
Ba(OH)2 + Be(OH)2 = BaBeO2 + 2 H2O
NH4Cl + NaHCO3 = H2O + NaCl + NH3 + CO2 =>
NH4Cl + NaHCO3 = H2O + NaCl + NH3 + CO2
Cu + PbNO3 = Cu(NO3) + Pb =>
Cu + PbNO3 = Cu(NO3) + Pb
Pb + Ca(OH)2 = PbOH + Ca2 =>
4 Pb + 2 Ca(OH)2 = 4 PbOH + Ca2
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
CIO2 + O + H2O = HCIO4 =>
2 CIO2 + 3 O + H2O = 2 HCIO4
Cu(NH3)4(H20)2 + H2SO4 = CuSO4 + (NH4)2SO4 + H30 =>
5 Cu(NH3)4(H20)2 + 15 H2SO4 = 5 CuSO4 + 10(NH4)2SO4 + 7 H30
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Na2CO + SO2(g) = CO2(g) + Na2S2O3 =>
Na2CO + 2 SO2(g) = CO2(g) + Na2S2O3
Cu + PbNO3 = Cu(NO3) + Pb =>
Cu + PbNO3 = Cu(NO3) + Pb
CO2(g) = C(s) + O2(g) =>
CO2(g) = C(s) + O2(g)
Cr2O7{2-} + I2 + H{+} = Cr{3+} + IO3{-} + H2O =>
5 Cr2O7{2-} + 3 I2 + 34 H{+} = 10 Cr{3+} + 6 IO3{-} + 17 H2O
C8H7NO3 + Sn + HCl = C8H7ONH2 + SnO + SnCl =>
C8H7NO3 + 4 Sn + 2 HCl = C8H7ONH2 + 2 SnO + 2 SnCl
H2SO4 + BaO2 = Ba(SO4) + H2O2 =>
H2SO4 + BaO2 = Ba(SO4) + H2O2
Ba(NO3) + KCl = Ba + Cl2 + KNO3 =>
2 Ba(NO3) + 2 KCl = 2 Ba + Cl2 + 2 KNO3
Cu + PbNO3 = Cu(NO3) + Pb =>
Cu + PbNO3 = Cu(NO3) + Pb
AlI3 + FeSO4 = FeI2 + Al2(SO4)3 =>
2 AlI3 + 3 FeSO4 = 3 FeI2 + Al2(SO4)3
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Ag2O + H2 = H2O + Ag =>
Ag2O + H2 = H2O + 2 Ag
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
CaO2 + H = H2O + Ca =>
CaO2 + 4 H = 2 H2O + Ca
H2SO4 + Ba(NO3)2 = H2SO4Ba(NO3)2 =>
H2SO4 + Ba(NO3)2 = H2SO4Ba(NO3)2
Na2SO3 + I2 + H2O = NaI + H2SO4 =>
Na2SO3 + I2 + H2O = 2 NaI + H2SO4
IH = I2H2 =>
2 IH = I2H2
CuF2 + KOH = Cu(OH)2 + KF =>
CuF2 + 2 KOH = Cu(OH)2 + 2 KF
Ca + HCOOH = CaCOO + H2 =>
Ca + HCOOH = CaCOO + H2
HCOOH + Mg2 = (HCOO)2Mg + H2 =>
4 HCOOH + Mg2 = 2(HCOO)2Mg + 2 H2
NaAlO2 + CO2 + H2O = Al(OH)3 + NaHCO3 =>
NaAlO2 + CO2 + 2 H2O = Al(OH)3 + NaHCO3
Na2[Zn(OH)4] = NaOH + Zn(OH)2 =>
Na2[Zn(OH)4] = 2 NaOH + Zn(OH)2
Si + O2 = SiO4 =>
Si + 2 O2 = SiO4
Pb + Ca(OH)2 = PbOH + Ca2 =>
4 Pb + 2 Ca(OH)2 = 4 PbOH + Ca2
Cu + PbNO3 = Cu(NO3) + Pb =>
Cu + PbNO3 = Cu(NO3) + Pb
CH3CH2OH + Li2O + Al2O3 = CH3COOH + LiAlH4 =>
4 CH3CH2OH + Li2O + Al2O3 = 4 CH3COOH + 2 LiAlH4
NaOH + C2H4O2 = C2H3NaO2 + H2O =>
NaOH + C2H4O2 = C2H3NaO2 + H2O
MnO4{-}(aq) + CH3COH(aq) + H{+}(aq) = Mn{2+}(aq) + CH3CO2H(aq) + H2O(l) =>
2 MnO4{-}(aq) + 5 CH3COH(aq) + 6 H{+}(aq) = 2 Mn{2+}(aq) + 5 CH3CO2H(aq) + 3 H2O(l)
C3H7OH + NO2 + HCl = C3H7NO2 + H2O + Cl =>
C3H7OH + NO2 + HCl = C3H7NO2 + H2O + Cl
Zn(OH)2 + CH3COOH = Zn(CH3COO) + H2O + CO2 =>
8 Zn(OH)2 + 9 CH3COOH = 8 Zn(CH3COO) + 14 H2O + 2 CO2
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