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Cl{-}1 = Cl{-}2
Fe(OH)3 + HBr = FeBr3 + H2O =>
Fe(OH)3 + 3 HBr = FeBr3 + 3 H2O
KOH + NiSO4 = K2SO4 + Ni(OH)2 =>
2 KOH + NiSO4 = K2SO4 + Ni(OH)2
CrCl3 + K2S = KCl + Cr2S3 =>
2 CrCl3 + 3 K2S = 6 KCl + Cr2S3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Li2CO3 + HCl = LiCl + H2O + CO2 =>
Li2CO3 + 2 HCl = 2 LiCl + H2O + CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Zn(NO3)2 + Na2SO4 = ZnSO4 + Na(NO3) =>
Zn(NO3)2 + Na2SO4 = ZnSO4 + 2 Na(NO3)
Ba + Br2 = BaBr2 =>
Ba + Br2 = BaBr2
Fe(HSO3)3 + HCl = FeCl3 + SO2 + H2O =>
Fe(HSO3)3 + 3 HCl = FeCl3 + 3 SO2 + 3 H2O
H{+} + MnO4 + C2O4{2-} = Mn{2+} + CO2 + H2O =>
8 H{+} + MnO4 + 3 C2O4{2-} = Mn{2+} + 6 CO2 + 4 H2O
CuCl2 + KI = Cu2I2 + KCl + I2 =>
2 CuCl2 + 4 KI = Cu2I2 + 4 KCl + I2
Li + CoO2 = LiCoO2 =>
Li + CoO2 = LiCoO2
Sr(OH)2 + HNO3 = Sr(NO3)2 + H2O =>
Sr(OH)2 + 2 HNO3 = Sr(NO3)2 + 2 H2O
CH3COOH3 + O2 = CO2 + H2O =>
2 CH3COOH3 + 5 O2 = 4 CO2 + 6 H2O
H2O2 + PbS = PbSO4 + H2O =>
4 H2O2 + PbS = PbSO4 + 4 H2O
H{+} + MnO4 + C2O4{2-} = Mn{2+} + CO2 + H2O =>
8 H{+} + MnO4 + 3 C2O4{2-} = Mn{2+} + 6 CO2 + 4 H2O
Cu + O2 + NH3 + H2O = [Cu(NH3)4](OH)2 =>
2 Cu + O2 + 8 NH3 + 2 H2O = 2[Cu(NH3)4](OH)2
KNO3 + CaI2 = KI + Ca(NO3)2 =>
2 KNO3 + CaI2 = 2 KI + Ca(NO3)2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
K3PO4 + H3PO4 = KH2PO4 =>
K3PO4 + 2 H3PO4 = 3 KH2PO4
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
Al + H2SO4 = Al2(SO4)3 + H2S + H2O =>
8 Al + 15 H2SO4 = 4 Al2(SO4)3 + 3 H2S + 12 H2O
BaCl2 + Na2C2O4 = BaC2O4 + NaCl =>
BaCl2 + Na2C2O4 = BaC2O4 + 2 NaCl
KMnO4 + C2H5OH + NaOH = CH3CHO + K2MnO4 + H2O + Na2MnO4 =>
2 KMnO4 + C2H5OH + 2 NaOH = CH3CHO + K2MnO4 + 2 H2O + Na2MnO4
H2O = hydrogen + oxygen =>
2 H2O = 2 H2 + O2
NH4Br + NaS = NH4S + NaBr =>
NH4Br + NaS = NH4S + NaBr
Al + HCl + H2O = (Al(H2O)6)Cl3 + H2 =>
2 Al + 6 HCl + 12 H2O = 2(Al(H2O)6)Cl3 + 3 H2
SO + H2O + O2 = H2SO4 =>
SO + H2O + O2 = H2SO4
SrOH + NO3 = SrOHNO3 =>
SrOH + NO3 = SrOHNO3
NaClO + NaI + HCl = NaCl + I + H2O =>
NaClO + 2 NaI + 2 HCl = 3 NaCl + 2 I + H2O
CO2 + BaO = BaCO3 =>
CO2 + BaO = BaCO3
Nb + OH = NbOH =>
Nb + OH = NbOH
Al(NO3)3 + K2SiO3 = Al2(SiO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2SiO3 = Al2(SiO3)3 + 6 KNO3
H{+} + MnO4 + C2O4{2-} = Mn{2+} + CO2 + H2O =>
8 H{+} + MnO4 + 3 C2O4{2-} = Mn{2+} + 6 CO2 + 4 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Fe(CN)6{3-} + Re + H2O = Fe(CN)6{4-} + ReO4{-} + H{+} =>
7 Fe(CN)6{3-} + Re + 4 H2O = 7 Fe(CN)6{4-} + ReO4{-} + 8 H{+}
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
H2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + O2 =>
2 H2Cr2O7 + 6 H2SO4 = 2 Cr2(SO4)3 + 8 H2O + 3 O2
(Ca(NO3)2)4(NH4NO3)2 = Ca + N + O + H =>
(Ca(NO3)2)4(NH4NO3)2 = 4 Ca + 12 N + 30 O + 8 H
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
P4 + NaOH + H2O = P3H + Na2HPO3 =>
5 P4 + 4 NaOH + 2 H2O = 6 P3H + 2 Na2HPO3
Na + Cu{2+}(aq) = Na{+} + Cu =>
2 Na + Cu{2+}(aq) = 2 Na{+} + Cu
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Mg + F = MgF2 =>
Mg + 2 F = MgF2
NH4Fe(SO4)2 + KCNS = Fe(CNS)3 + K2SO4 + (NH4)2SO4 =>
2 NH4Fe(SO4)2 + 6 KCNS = 2 Fe(CNS)3 + 3 K2SO4 + (NH4)2SO4
NH3 + H2Cr2O7 = (NH4)2Cr2O7 =>
2 NH3 + H2Cr2O7 = (NH4)2Cr2O7
(CH3COO)2Pb + Na2Cr2O7 + H2O = PbCrO4 + CH3COONa + CH3COOH =>
2(CH3COO)2Pb + Na2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COONa + 2 CH3COOH
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