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CoSO4*7H2O + 4 KSCN + HgCl2 = Hg[Co(SCN)4] + 4 K{+} + 2 Cl{-} + SO4{2-} + 7 H2O
CH3H7O + O2 = H2O + CO2 =>
CH3H7O + 3 O2 = 5 H2O + CO2
Fe(s) + HClO2(aq) = Fe(ClO2)3 + H2 =>
2 Fe(s) + 6 HClO2(aq) = 2 Fe(ClO2)3 + 3 H2
HS + O2 = H2O + S8 =>
8 HS + 2 O2 = 4 H2O + S8
Ba(HSO3)2 + H2SO4 = BaSO4 + H2SO3 =>
Ba(HSO3)2 + H2SO4 = BaSO4 + 2 H2SO3
Cu(OH)2 + Na2S = Na(OH)2 + Cu2S =>
2 Cu(OH)2 + Na2S = 2 Na(OH)2 + Cu2S
CoCl2 + AgNo3 = AgCl + Co(No3)2 =>
CoCl2 + 2 AgNo3 = 2 AgCl + Co(No3)2
V + KOH + KClO3 = KCl + KVO3 + H2O =>
6 V + 6 KOH + 5 KClO3 = 5 KCl + 6 KVO3 + 3 H2O
H3PO4 + KOH = H2O + KOH2PO3 =>
H3PO4 + KOH = H2O + KOH2PO3
Sn + Cr2O = SnCr + O2 =>
4 Sn + 2 Cr2O = 4 SnCr + O2
HCl + ZnS = ZnCl2H2S =>
2 HCl + ZnS = ZnCl2H2S
SmCl2 + K2Cr2O7 + H2SO4 = Sm2(SO4)3 + SmCl3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 SmCl2 + K2Cr2O7 + 7 H2SO4 = Sm2(SO4)3 + 4 SmCl3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Cu(OH)2 + H2CO3 = CuCO3 + HOH =>
Cu(OH)2 + H2CO3 = CuCO3 + 2 HOH
C3H6O3 + Fe(OH)3 = Fe(C3H5O3)3 + H2O =>
3 C3H6O3 + Fe(OH)3 = Fe(C3H5O3)3 + 3 H2O
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
PbSO4 + Ba = BaSO4 + Pb2 =>
2 PbSO4 + 2 Ba = 2 BaSO4 + Pb2
CH3CH3 + I2 = HCCH + HI =>
CH3CH3 + 2 I2 = HCCH + 4 HI
C6H8O7*H2O + NH4OH = (NH4)3C6H5O7 + H2O =>
C6H8O7*H2O + 3 NH4OH = (NH4)3C6H5O7 + 4 H2O
Fe + Ca(OH)2 = Fe(OH)3 + Ca =>
2 Fe + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca
P + Cl = P5Cl =>
5 P + Cl = P5Cl
Pb(NO3)2(aq) + Na2CO2(aq) = PbCO2 + NaNO3 =>
Pb(NO3)2(aq) + Na2CO2(aq) = PbCO2 + 2 NaNO3
KMnO4 = K{+} + MnO4{-} =>
KMnO4 = K{+} + MnO4{-}
HCl + FeCl2 + KClO3 = FeCl3 + KCl + HOH =>
6 HCl + 6 FeCl2 + KClO3 = 6 FeCl3 + KCl + 3 HOH
C10H18O + H2CrO4 = C10H16O + Cr + H2O =>
3 C10H18O + H2CrO4 = 3 C10H16O + Cr + 4 H2O
P2O5 + Na2O = Na3PO4 =>
P2O5 + 3 Na2O = 2 Na3PO4
CH3CH2NH2 + CH3I = CH3CH2NH2CH3 + I =>
CH3CH2NH2 + CH3I = CH3CH2NH2CH3 + I
Sb2 + O5 = Sb2O5 =>
Sb2 + O5 = Sb2O5
HO + Cl2 = HCl + O2 =>
2 HO + Cl2 = 2 HCl + O2
PCl3 + H2O = P[OH]3 + HCl =>
PCl3 + 3 H2O = P[OH]3 + 3 HCl
C6H5Br + NaOH = C6H5ONa + NaBr + H2O =>
C6H5Br + 2 NaOH = C6H5ONa + NaBr + H2O
Cl2O7 + H2O = H1Cl1O4 =>
Cl2O7 + H2O = 2 H1Cl1O4
KNaHS + KMnO4 + H2O = KOH + NaOH + MnO2 + S =>
KNaHS + KMnO4 + H2O = 2 KOH + NaOH + MnO2 + S
NiO2 + H2O = Ni(OH)2 + OH =>
NiO2 + 2 H2O = Ni(OH)2 + 2 OH
CaCO3(s) + HCl = H2O(l) + CO2(g) + CaCl2 =>
CaCO3(s) + 2 HCl = H2O(l) + CO2(g) + CaCl2
C2H6O + C3H6O = C5H10O + H2O =>
C2H6O + C3H6O = C5H10O + H2O
Hg2 + NaSO4 = Hg(SO4)2 + Na =>
Hg2 + 4 NaSO4 = 2 Hg(SO4)2 + 4 Na
(NH4)2MoO4 + H2O2 = H2MoO8 + H2O + NH3 =>
(NH4)2MoO4 + 4 H2O2 = H2MoO8 + 4 H2O + 2 NH3
NaI + C = NaC1 + I2 =>
2 NaI + 2 C = 2 NaC1 + I2
AlCl3(at) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(s) =>
AlCl3(at) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(s)
Fe + Cl = Fe2Cl5 =>
2 Fe + 5 Cl = Fe2Cl5
Pb(OH)2 + HCl = PbHCl + (OH)2 =>
Pb(OH)2 + HCl = PbHCl + (OH)2
Al + HgCl2 = AlCl3 + Hg2 =>
4 Al + 6 HgCl2 = 4 AlCl3 + 3 Hg2
Sn + H2O = [Sn(OH)2] + H =>
Sn + 2 H2O = [Sn(OH)2] + 2 H
Na2HAsO4 + H2O = NaH2AsO4 + NaOH =>
Na2HAsO4 + H2O = NaH2AsO4 + NaOH
WO3 + (H2) = W + H2O =>
WO3 + 3(H2) = W + 3 H2O
K4O4Si + Ba(ClO)2 = K4(ClO)2 + BaSiO4 =>
K4O4Si + Ba(ClO)2 = K4(ClO)2 + BaSiO4
KMnO4 + Na2[C2O4] + H2[SO4] = Na2[SO4] + K2[SO4] + Mn[SO4] + CO2 + H2O =>
2 KMnO4 + 5 Na2[C2O4] + 8 H2[SO4] = 5 Na2[SO4] + K2[SO4] + 2 Mn[SO4] + 10 CO2 + 8 H2O
D + BC = BD + C =>
D + BC = BD + C
Na2SO3 + Br2 + H2O = Na2SO4 + HBr =>
Na2SO3 + Br2 + H2O = Na2SO4 + 2 HBr
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
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