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Pb + 12 HC1 = PbC12 + 6 H2
HC1 + Na2SO4 = H2SO4 + NaC1 =>
2 HC1 + Na2SO4 = H2SO4 + 2 NaC1
MnO4{2-} + H{+} = Mn{2+} + H2O + MnO4{-} =>
5 MnO4{2-} + 8 H{+} = Mn{2+} + 4 H2O + 4 MnO4{-}
HOBr + C6H12 = C6H12BrOH =>
HOBr + C6H12 = C6H12BrOH
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
F2 + MgBr = Br2 + MgF =>
F2 + 2 MgBr = Br2 + 2 MgF
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HONH2 = OH + NH2 =>
HONH2 = OH + NH2
Na2S + O2 = Na2SO4 =>
Na2S + 2 O2 = Na2SO4
MgCl2 + Fe = Mg + FeCl2 =>
MgCl2 + Fe = Mg + FeCl2
N2O + H2O + SO2 = N2 + H2SO4 =>
N2O + H2O + SO2 = N2 + H2SO4
Na2S + O2 = Na2SO4 =>
Na2S + 2 O2 = Na2SO4
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
B(OH)3 + H2SO4 = B2(SO4)3 + H2O =>
2 B(OH)3 + 3 H2SO4 = B2(SO4)3 + 6 H2O
CH3CH2CH2 + Cl2 = CH3CH2CH2CH2Cl + HCl =>
4 CH3CH2CH2 + 2 Cl2 = 3 CH3CH2CH2CH2Cl + HCl
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
KMnO4 + K2S2O3 + HOH = MnO2 + K2SO4 + KOH =>
8 KMnO4 + 3 K2S2O3 + HOH = 8 MnO2 + 6 K2SO4 + 2 KOH
PbCO3 + H3PO4 = Pb3(PO4)2 + H2O + CO2 =>
3 PbCO3 + 2 H3PO4 = Pb3(PO4)2 + 3 H2O + 3 CO2
C3H8(g) + O2(g) = CO2(g) + H20(g) =>
5 C3H8(g) + 15 O2(g) = 15 CO2(g) + 2 H20(g)
C8H9Br + KOH = C8H9OH + KBr =>
C8H9Br + KOH = C8H9OH + KBr
Pt3YbEr2 = Pt + Yb + Er =>
Pt3YbEr2 = 3 Pt + Yb + 2 Er
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Al2S3 + H2O = Al(OH)2(H2O)2 + H2S + SO2 =>
3 Al2S3 + 26 H2O = 6 Al(OH)2(H2O)2 + 8 H2S + SO2
Cu(NO3)2 + (NH4)2SO4 = CuSO4 + NH4(NO3) =>
Cu(NO3)2 + (NH4)2SO4 = CuSO4 + 2 NH4(NO3)
C9H4O4 + O2 = CO2 + H2O =>
C9H4O4 + 8 O2 = 9 CO2 + 2 H2O
Ba(CH3CO2)2 + Na2CrO4 = BaCrO4(s) + NaCH3CO2 =>
Ba(CH3CO2)2 + Na2CrO4 = BaCrO4(s) + 2 NaCH3CO2
H2O(l) = H2(g) + O2(g) =>
2 H2O(l) = 2 H2(g) + O2(g)
NaOH + KHC2O4*H2O = H2O + KNaC2O4 =>
NaOH + KHC2O4*H2O = 2 H2O + KNaC2O4
HNO3 + Al(HO)3 = H2O + Al(NO3)3 =>
3 HNO3 + Al(HO)3 = 3 H2O + Al(NO3)3
Mg(OH)2 + Br2 = MgBr2 + OH =>
Mg(OH)2 + Br2 = MgBr2 + 2 OH
KNO03 = KNO2 + O2 =>
2 KNO03 = 2 KNO2 + O2
Li + HCl = H2 + LiCl =>
2 Li + 2 HCl = H2 + 2 LiCl
Mg + Sb2O3 = MgO + SbO =>
Mg + Sb2O3 = MgO + 2 SbO
XO2 + H2O = X(OH)2 + H2O2 =>
XO2 + 2 H2O = X(OH)2 + H2O2
NaHS + O2 + NaOH = Na2SO4 + H2O =>
NaHS + 2 O2 + NaOH = Na2SO4 + H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Ba(NO3)2 + Ag2SO4 = BaSO4 + Ag(NO3) =>
Ba(NO3)2 + Ag2SO4 = BaSO4 + 2 Ag(NO3)
MgO + C = Mg2 + CO =>
2 MgO + 2 C = Mg2 + 2 CO
H2O + I2 = IO + H =>
2 H2O + I2 = 2 IO + 4 H
Cl2 + CH3Br = CH3Cl + Br2 =>
Cl2 + 2 CH3Br = 2 CH3Cl + Br2
CH3COOK + H2O = CH3COOH + K2O =>
2 CH3COOK + H2O = 2 CH3COOH + K2O
NaIO2 + SO2 + H2O = Na2SO4 + H2SO4 + I2 =>
2 NaIO2 + 3 SO2 + 2 H2O = Na2SO4 + 2 H2SO4 + I2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaNO3 + HSO4 = NaSO4 + HNO3 =>
NaNO3 + HSO4 = NaSO4 + HNO3
CH4 + CO2 = CO + H2 =>
CH4 + CO2 = 2 CO + 2 H2
CuCO3 + NH3 = Cu3N2 + H2O + CO2 =>
3 CuCO3 + 2 NH3 = Cu3N2 + 3 H2O + 3 CO2
Na2CO3 + Pb(NO3)2 = NaNO3 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = 2 NaNO3 + PbCO3
[Cu(NH3)4](OH)2 + (NH4)2S = CuS + NH3 + H2O =>
[Cu(NH3)4](OH)2 + (NH4)2S = CuS + 6 NH3 + 2 H2O
K2CO3 + Sr(NO3)2 = KNO3 + SrCO3 =>
K2CO3 + Sr(NO3)2 = 2 KNO3 + SrCO3
MnO3 + CoO = MnO4 + Co =>
MnO3 + CoO = MnO4 + Co
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