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2 Na2S2O3 + ICl = NaI + NaCl + Na2S4O6
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
C6H5NH2 + KNO2 + H2SO4 = C6H5NNHSO4 + KHSO4 + H2O =>
C6H5NH2 + KNO2 + 2 H2SO4 = C6H5NNHSO4 + KHSO4 + 2 H2O
La(HCO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
2 La(HCO3)3 + 3 H2SO4 = La2(SO4)3 + 6 H2O + 6 CO2
Si2Cl2(l) + H2O(l) = SiO2(s) + HCl(g) + H2(g) =>
Si2Cl2(l) + 4 H2O(l) = 2 SiO2(s) + 2 HCl(g) + 3 H2(g)
CuSO4*5H2O + KCN = Cu(CN)2 + K2SO4 + H2O =>
CuSO4*5H2O + 2 KCN = Cu(CN)2 + K2SO4 + 5 H2O
Ca + Mg = CaMg3 =>
Ca + 3 Mg = CaMg3
KMnO4 + NaSO3 + H2O = MnO2 + KOH + NaSO4 =>
2 KMnO4 + 3 NaSO3 + H2O = 2 MnO2 + 2 KOH + 3 NaSO4
Ca + Mg2 = Ca2Mg =>
4 Ca + Mg2 = 2 Ca2Mg
NiSO4(aq) = SO4(aq) + Ni(s) =>
NiSO4(aq) = SO4(aq) + Ni(s)
HNO3 + Na2C2O4 = NaNO3 + H2C2O4 =>
2 HNO3 + Na2C2O4 = 2 NaNO3 + H2C2O4
Hg + CuCl2 = Cu + HgCl2 =>
Hg + CuCl2 = Cu + HgCl2
Fe(NO3)3 + K2CO3 = Fe2O3 + KNO3 + CO2 =>
2 Fe(NO3)3 + 3 K2CO3 = Fe2O3 + 6 KNO3 + 3 CO2
Mg(s) + Zn3(PO4)2(S) = Mg3(PO4)2(S) + Zn(s) =>
3 Mg(s) + Zn3(PO4)2(S) = Mg3(PO4)2(S) + 3 Zn(s)
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
A2S3 + H = A + H2S =>
A2S3 + 6 H = 2 A + 3 H2S
Ca + Mg = CaMg3 =>
Ca + 3 Mg = CaMg3
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2
CrCl3 + KOH = KCl + Cr(OH)3 =>
CrCl3 + 3 KOH = 3 KCl + Cr(OH)3
PO3C4H11 + C(CH3)3NH2 + CCl4 = PO3NC8H20 + C(CH3)3NH3Cl + HCCl3 =>
PO3C4H11 + 2 C(CH3)3NH2 + CCl4 = PO3NC8H20 + C(CH3)3NH3Cl + HCCl3
CoCl2 + Na2CO3 = CoCO3 + Na2Cl2 =>
CoCl2 + Na2CO3 = CoCO3 + Na2Cl2
AsCl3 + KBrO3 + HCl = KBr + AsCl5 + H2O =>
3 AsCl3 + KBrO3 + 6 HCl = KBr + 3 AsCl5 + 3 H2O
CH3OH + C6H5COOH = CH3COOH + C6H5OH =>
CH3OH + C6H5COOH = CH3COOH + C6H5OH
*FeS + O2 = Fe2O3 + SO2 =>
4*FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Na2Zn(OH)4 + HCl = Zn(OH)2 + NaCl + H2O =>
Na2Zn(OH)4 + 2 HCl = Zn(OH)2 + 2 NaCl + 2 H2O
MgCO3 + H2O2 = MgO2 + H2CO3 =>
MgCO3 + H2O2 = MgO2 + H2CO3
Pb3 + (NO3)2 = Pb(NO3)2 =>
Pb3 + 3(NO3)2 = 3 Pb(NO3)2
CuNa2 + CuSO4 = Cu + Na2SO4 =>
CuNa2 + CuSO4 = 2 Cu + Na2SO4
KMnO4 + NaI + HCl = MnCl2 + I2 + KCl + NaCl + H2O =>
2 KMnO4 + 10 NaI + 16 HCl = 2 MnCl2 + 5 I2 + 2 KCl + 10 NaCl + 8 H2O
NaOH + AgNo3 = Na2No3 + Ag(OH)2 =>
2 NaOH + AgNo3 = Na2No3 + Ag(OH)2
Zu + HCe = ZuCe2 + H =>
Zu + 2 HCe = ZuCe2 + 2 H
Na2SO3 + KI + H2SO4 = H2O + K2SO4 + Na2S + I2 =>
Na2SO3 + 6 KI + 3 H2SO4 = 3 H2O + 3 K2SO4 + Na2S + 3 I2
K2SO4 + H2O = K2O + H2SO4 =>
K2SO4 + H2O = K2O + H2SO4
CuSO4 + H2S = CuS + H2SO4 =>
CuSO4 + H2S = CuS + H2SO4
MgF2 + I2 = MgI2 + F2 =>
MgF2 + I2 = MgI2 + F2
HCN + Nh4OH = Nh4CN + H2O =>
HCN + Nh4OH = Nh4CN + H2O
Ag(NH3)2 + NaOH = Ag(OH)2 + NaNH3 =>
Ag(NH3)2 + 2 NaOH = Ag(OH)2 + 2 NaNH3
NH2CH2COOH + NH2CH2Cl = NH2CH2COONH3CH2Cl =>
NH2CH2COOH + NH2CH2Cl = NH2CH2COONH3CH2Cl
K + BeCl2 = K2BeCl2 =>
2 K + BeCl2 = K2BeCl2
(NH4)2SO4 + O2 = H2SO4 + HNO3 + H2O =>
(NH4)2SO4 + 4 O2 = H2SO4 + 2 HNO3 + 2 H2O
HCl + PbO = PbCl2 + H2O =>
2 HCl + PbO = PbCl2 + H2O
Br2 + N2 = NBr3 =>
3 Br2 + N2 = 2 NBr3
NaBr + CHCl3 = NaCHCl3 + Br =>
NaBr + CHCl3 = NaCHCl3 + Br
H2S + Au3 = H2 + Au2S3 =>
9 H2S + 2 Au3 = 9 H2 + 3 Au2S3
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CH3COOH + (CH3)2CHCH2OH = CH3CO2CH2CH(CH3)2 + H2O =>
CH3COOH + (CH3)2CHCH2OH = CH3CO2CH2CH(CH3)2 + H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
K3SO4 + SrI2 = KI + Sr3(SO4)2 =>
2 K3SO4 + 3 SrI2 = 6 KI + Sr3(SO4)2
Sn + Fe{3+} = Sn{2+} + Fe{2+} =>
Sn + 2 Fe{3+} = Sn{2+} + 2 Fe{2+}
HgS + HCl + HNO3 = HgCl2 + S + NO + H2O =>
3 HgS + 6 HCl + 2 HNO3 = 3 HgCl2 + 3 S + 2 NO + 4 H2O
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