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2 Na + FeCl2(aq) = Fe + 2 NaCl(aq)
SrCO3 + NaCl = SrCl2 + Na2CO3 =>
SrCO3 + 2 NaCl = SrCl2 + Na2CO3
KHCO3 + HF = KF + CO2 + H2O =>
KHCO3 + HF = KF + CO2 + H2O
Cr + HNO3 = Cr(NO3)3 + H2 =>
2 Cr + 6 HNO3 = 2 Cr(NO3)3 + 3 H2
Cd + Zn = CdZn =>
Cd + Zn = CdZn
C + NO3 = CO2 + N =>
3 C + 2 NO3 = 3 CO2 + 2 N
KHH2O = KOHH2 =>
KHH2O = KOHH2
B + NaOH + NaNO3 = Na3BO3 + NaNO2 + H2O =>
2 B + 6 NaOH + 3 NaNO3 = 2 Na3BO3 + 3 NaNO2 + 3 H2O
Pb(SO4)2 + K = K2(SO4) + Pb =>
Pb(SO4)2 + 4 K = 2 K2(SO4) + Pb
Fe + Ca3(PO4)2 = FePO4 + Ca =>
2 Fe + Ca3(PO4)2 = 2 FePO4 + 3 Ca
KIO3 + C = KI + CO2 =>
2 KIO3 + 3 C = 2 KI + 3 CO2
H2SeO3 + HBr = Se + Br + H2O =>
H2SeO3 + 4 HBr = Se + 4 Br + 3 H2O
Cr + HNO3 = Cr(NO3)3 + N2 + H2O =>
10 Cr + 36 HNO3 = 10 Cr(NO3)3 + 3 N2 + 18 H2O
PbSO4 + H2 = Pb + H2SO4 =>
PbSO4 + H2 = Pb + H2SO4
Ba + (NH4)2C2O4 = BaC2O4 + (NH4)2 =>
Ba + (NH4)2C2O4 = BaC2O4 + (NH4)2
HC9H8O4 + NaOH = NaC9H8O4 + H2O =>
HC9H8O4 + NaOH = NaC9H8O4 + H2O
(OH){-} + N2H4 + (ClO3){-} = (NO)3{-} + Cl{-} + H2O =>
6(OH){-} + 9 N2H4 + 11(ClO3){-} = 6(NO)3{-} + 11 Cl{-} + 21 H2O
NaI + HNO3 = Na(NO3) + HI =>
NaI + HNO3 = Na(NO3) + HI
Cr + HNO3 = Cr(NO3)2 + NO + H2O =>
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 2 NO + 4 H2O
KClO3 + KCrO2 + NaOH = KCl + K2CrO4 + Na2CrO4 + H2O =>
KClO3 + 2 KCrO2 + 2 NaOH = KCl + K2CrO4 + Na2CrO4 + H2O
CaH2O + H2O = Ca(OH)2 + H2 =>
CaH2O + H2O = Ca(OH)2 + H2
P3S5 = P4 + S8 =>
8 P3S5 = 6 P4 + 5 S8
Ba(OH)2 + I2 = Ba(IO3)2 + BaI2 + H2O =>
6 Ba(OH)2 + 6 I2 = Ba(IO3)2 + 5 BaI2 + 6 H2O
ClH + Na(OH) = NaCl + H2O =>
ClH + Na(OH) = NaCl + H2O
Ag + CN = AgCN =>
Ag + CN = AgCN
Mg + Cl = MgCl =>
Mg + Cl = MgCl
SrO + Ag = Sr + AgO =>
SrO + Ag = Sr + AgO
Fe + HNO2 = FeNO2 + H2 =>
2 Fe + 2 HNO2 = 2 FeNO2 + H2
C2H5OH + MnO4{-} + H{+} = Mn2{+} + CH3COOH + H2O =>
13 C2H5OH + 8 MnO4{-} + 12 H{+} = 4 Mn2{+} + 13 CH3COOH + 19 H2O
H2SeO3 + Ba(OH)2 = Ba(HSeO3)2 + H2O =>
2 H2SeO3 + Ba(OH)2 = Ba(HSeO3)2 + 2 H2O
NaI(aq) + H2SO4(aq) = H2S(g) + I29(aq) + NaSO4(aq) + H2O(aq) =>
116 NaI(aq) + 145 H2SO4(aq) = 29 H2S(g) + 4 I29(aq) + 116 NaSO4(aq) + 116 H2O(aq)
CoSO4 + NaOH = Co(OH)2 + Na2SO4 =>
CoSO4 + 2 NaOH = Co(OH)2 + Na2SO4
CO2 + OH = HCO3 =>
CO2 + OH = HCO3
As2O3 + HCl + Zn = ZnCl2 + H2O + AsH3 =>
As2O3 + 12 HCl + 6 Zn = 6 ZnCl2 + 3 H2O + 2 AsH3
ClO2{-} + H{+} = ClO2 + Cl + H2O =>
4 ClO2{-} + 4 H{+} = 3 ClO2 + Cl + 2 H2O
Zn3(PO4)2 + H3PO4 = ZnHPO4 =>
Zn3(PO4)2 + H3PO4 = 3 ZnHPO4
Be(s) + O2(g) = BeO =>
2 Be(s) + O2(g) = 2 BeO
Co{2+}(aq) + Al(s) = Al{3+}(aq) + Co(s) =>
3 Co{2+}(aq) + 2 Al(s) = 2 Al{3+}(aq) + 3 Co(s)
Fe + HNO2 = Fe(NO3)3 + NO + H2O =>
Fe + 12 HNO2 = Fe(NO3)3 + 9 NO + 6 H2O
Au(NO3)3 + Hg = Hg(NO3)3 + Au =>
Au(NO3)3 + Hg = Hg(NO3)3 + Au
F + KI = FI + K =>
F + KI = FI + K
HIO3 + KCl = KClO3 + I2 + H2O =>
6 HIO3 + 5 KCl = 5 KClO3 + 3 I2 + 3 H2O
Li2O + MnO2 = LiMn2O4 + O2 =>
2 Li2O + 8 MnO2 = 4 LiMn2O4 + O2
HNO2 + Fe = Fe(NO3)2 + NO + H2O =>
8 HNO2 + Fe = Fe(NO3)2 + 6 NO + 4 H2O
Cu + In(NO3)3 = CuNO3 + In =>
3 Cu + In(NO3)3 = 3 CuNO3 + In
K + Fe + Fe(CN)6 = KFe(Fe(CN)6) =>
K + Fe + Fe(CN)6 = KFe(Fe(CN)6)
HNO3 + Na(OH)2 = Na(NO3)2 + H2O =>
2 HNO3 + Na(OH)2 = Na(NO3)2 + 2 H2O
Cu + Pd(No3)2 = Cu(No3)2 + Pd =>
Cu + Pd(No3)2 = Cu(No3)2 + Pd
CuCl2 + KNO2 = Cu(NO2)2 + KCl =>
CuCl2 + 2 KNO2 = Cu(NO2)2 + 2 KCl
Fe + HNO2 = Fe(NO2)3 + H =>
Fe + 3 HNO2 = Fe(NO2)3 + 3 H
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