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Hg(NO3)2 + 2 NaCl = HgCl2 + 2 Na + 2 NO3
S(s) + HNO3(aq) = SO2(g) + NO(g) + H2O(l) =>
3 S(s) + 4 HNO3(aq) = 3 SO2(g) + 4 NO(g) + 2 H2O(l)
C8H14N4O7 = CH2O + C4H6N4O3 =>
C8H14N4O7 = 4 CH2O + C4H6N4O3
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
Na2[Cu(OH)4] + Ba(OH)2 = Ba2[Cu(OH)6] + NaOH =>
Na2[Cu(OH)4] + 2 Ba(OH)2 = Ba2[Cu(OH)6] + 2 NaOH
N + O = NO =>
N + O = NO
NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
S(OH)2(s) + HIO3(aq) = H2O(l) + S(IO3)2(s) =>
S(OH)2(s) + 2 HIO3(aq) = 2 H2O(l) + S(IO3)2(s)
Pb + HNO3 + HBr = PbBr4 + NO + H2O =>
3 Pb + 4 HNO3 + 12 HBr = 3 PbBr4 + 4 NO + 8 H2O
K2 + SO3 = K2SO3 =>
K2 + SO3 = K2SO3
Se + NaOH = Na2Se + Na2SeO3 + H2O =>
3 Se + 6 NaOH = 2 Na2Se + Na2SeO3 + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HF + Ca(C6H11O7)2 = CaF2 + C6H11O7H =>
2 HF + Ca(C6H11O7)2 = CaF2 + 2 C6H11O7H
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4 + NH4ClO4 =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4 + 2 NH4ClO4
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
KCl + Ca3N2 = K3N + CaCl2 =>
6 KCl + Ca3N2 = 2 K3N + 3 CaCl2
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
NH4ClO4 + KNO3 = KClO4 + NH4NO3 =>
NH4ClO4 + KNO3 = KClO4 + NH4NO3
KOH + H2SO4 = K2S + H2O + O2 =>
2 KOH + H2SO4 = K2S + 2 H2O + 2 O2
Cu(s) + O2(g) + H2O(l) + CO2(g) = CuCO3Cu(OH)2(s) =>
2 Cu(s) + O2(g) + H2O(l) + CO2(g) = CuCO3Cu(OH)2(s)
CuH2C2O4 = CuC2O4H2 =>
CuH2C2O4 = CuC2O4H2
BaCl2 + AgNO2 = Ba(NO2)2 + AgCl =>
BaCl2 + 2 AgNO2 = Ba(NO2)2 + 2 AgCl
KMnO4 + Fe(SO4) + H2SO4 = MnSO4 + Fe(SO4)3 + K2SO4 + H2O =>
4 KMnO4 + 5 Fe(SO4) + 16 H2SO4 = 4 MnSO4 + 5 Fe(SO4)3 + 2 K2SO4 + 16 H2O
H2O2 = O2H2 =>
H2O2 = O2H2
Fe3O4 + KI + HCl = FeCl2 + KCl + I2 + H2O =>
Fe3O4 + 2 KI + 8 HCl = 3 FeCl2 + 2 KCl + I2 + 4 H2O
Fe2 + Cu2SO4 = FeSO4 + Cu =>
Fe2 + 2 Cu2SO4 = 2 FeSO4 + 4 Cu
Al(OH)3 + P2O5 + H2O = Al(H2PO4)3 =>
2 Al(OH)3 + 3 P2O5 + 3 H2O = 2 Al(H2PO4)3
(a)Ca(OH)2 + CO2 = CaCO3 + H2O =>
(a)Ca(OH)2 + CO2 = CaCO3 + H2O
CH3OH + OH{-} = CO2 + H2O + e =>
CH3OH + 6 OH{-} = CO2 + 5 H2O + 6e
CO2 + H2O = O2 + COOH =>
4 CO2 + 2 H2O = O2 + 4 COOH
CH3CHO = CH4 + CO =>
CH3CHO = CH4 + CO
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu(s) + HCl(aq) = CuCl(g) + H(aq) =>
Cu(s) + HCl(aq) = CuCl(g) + H(aq)
BrO2 + OH{-} + N2O4 = BrO3{-} + H2O + NO2{-} =>
2 BrO2 + 4 OH{-} + N2O4 = 2 BrO3{-} + 2 H2O + 2 NO2{-}
CH3OH + CCl3COOH = C3H3Cl3O2 + H2O =>
CH3OH + CCl3COOH = C3H3Cl3O2 + H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NaCl + H{+2}SO{4} = Na{+2}SO{+4} + HCl =>
NaCl + H{+2}SO{4} = Na{+2}SO{+4} + HCl
Ag{+} + KCl = AgCl + K{+} =>
Ag{+} + KCl = AgCl + K{+}
Fe(SCN)2 + KMnO4 = Fe(MnO4)2 + KSCN =>
Fe(SCN)2 + 2 KMnO4 = Fe(MnO4)2 + 2 KSCN
Hg(NO3)2 + NaCl = HgCl2 + Na + NO3 =>
Hg(NO3)2 + 2 NaCl = HgCl2 + 2 Na + 2 NO3
NH4NO3 + NaSO4 = NH4SO4 + NaNO3 =>
NH4NO3 + NaSO4 = NH4SO4 + NaNO3
Na2MoO4 + Na2SO3 + H2SO4 = Mo5O14 + Na2SO4 + H2O =>
5 Na2MoO4 + Na2SO3 + 5 H2SO4 = Mo5O14 + 6 Na2SO4 + 5 H2O
Al + HCl = Al3{+} + Cl1{-} + H2 =>
6 Al + 2 HCl = 2 Al3{+} + 2 Cl1{-} + H2
CH3OH(l) + CO(g) = CH3COOH =>
CH3OH(l) + CO(g) = CH3COOH
Na4 = Na3 =>
3 Na4 = 4 Na3
KOH = K2O + H2O =>
2 KOH = K2O + H2O
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