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(CH3COO)2Pb + 2 NaHSO4 = (HSO4)2Pb + 2 NaCH3COO
C2H5OH + C2H4O2 = CH3COOC2H5 + H2O =>
C2H5OH + C2H4O2 = CH3COOC2H5 + H2O
Cr + SO3 = Cr2(SO3)3 =>
2 Cr + 3 SO3 = Cr2(SO3)3
MgCO2 = Mg20 + CO2 =>
20 MgCO2 = Mg20 + 20 CO2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
NaCl + CuO = Cl2Cu + Na2O =>
2 NaCl + CuO = Cl2Cu + Na2O
FeS + CaO = CaS + FeO =>
FeS + CaO = CaS + FeO
PCl3 = Cl + P2 =>
2 PCl3 = 6 Cl + P2
C2H12O + O2 = CO2 + H2O =>
2 C2H12O + 9 O2 = 4 CO2 + 12 H2O
C(s) + O{-}2 = CO{-}2(g) =>
C(s) + O{-}2 = CO{-}2(g)
[Co(NH3)5Cl]{2+} + H2O = [Co(NH3)5(H2O)]{3+} + Cl{-} =>
[Co(NH3)5Cl]{2+} + H2O = [Co(NH3)5(H2O)]{3+} + Cl{-}
Mo + C = MoC =>
Mo + C = MoC
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
BaCl2 + H2SO4 = BaCl2H2SO4 =>
BaCl2 + H2SO4 = BaCl2H2SO4
MgCO2 = Mg20 + CO2 =>
20 MgCO2 = Mg20 + 20 CO2
Zn(OH)2 = ZnO + H2O(g) =>
Zn(OH)2 = ZnO + H2O(g)
BeCl2 + Na2S = NaCl + BeS =>
BeCl2 + Na2S = 2 NaCl + BeS
HgCl2 = Hg + Cl2 =>
HgCl2 = Hg + Cl2
Ag3(PO4) + K = K(PO4) + Ag3 =>
Ag3(PO4) + K = K(PO4) + Ag3
BaCl2 + Pt(NO3)4 = Ba(NO3)2 + PtCl4 =>
2 BaCl2 + Pt(NO3)4 = 2 Ba(NO3)2 + PtCl4
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
(NH4)2SO4 + NaOH = Na2SO4 + H2O + NH3 =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O + 2 NH3
Ca(OH)2 + Na2O = CaO + NaOH =>
Ca(OH)2 + Na2O = CaO + 2 NaOH
nitrogen + oxygen = nitrogendioxide =>
N2 + 2 O2 = 2 NO2
Al(l) + O2(g) = Al2O3(l) =>
4 Al(l) + 3 O2(g) = 2 Al2O3(l)
Al + Pb(NO3)2 = AlPb(NO3)2 =>
Al + Pb(NO3)2 = AlPb(NO3)2
Bi + Bi2O3 + NaNO2 + Cu + Se + Pb = Bi925Na015Pb060Cu1000Se1000O1000 + N2O3 =>
1580 Bi + 1985 Bi2O3 + 90 NaNO2 + 6000 Cu + 6000 Se + 360 Pb = 6 Bi925Na015Pb060Cu1000Se1000O1000 + 45 N2O3
Al + MnO2(s) = Mn(s) + Al2O3(s) =>
4 Al + 3 MnO2(s) = 3 Mn(s) + 2 Al2O3(s)
Fe{+2} + O2 = Fe{+3} + O{-} =>
2 Fe{+2} + O2 = 2 Fe{+3} + 2 O{-}
HCO4 + P4O10 = H3PO4 + C2O7 =>
12 HCO4 + P4O10 = 4 H3PO4 + 6 C2O7
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
FeCl3 + NH3 + H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4Cl
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Br2 + KNO2 + KOH = KNO3 + KBr + H2O =>
Br2 + KNO2 + 2 KOH = KNO3 + 2 KBr + H2O
Sr3(AsO4)2 = Sr + AsO4 =>
Sr3(AsO4)2 = 3 Sr + 2 AsO4
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Nb2O5 + HF + NH4OH = NH4F + Nb2O5*10H2O =>
Nb2O5 + 10 HF + 10 NH4OH = 10 NH4F + Nb2O5*10H2O
NiO + H2SO4 = NiSO4 + H2O =>
NiO + H2SO4 = NiSO4 + H2O
CH2Cl2(g) = CH4(g) + CCl4(g) =>
2 CH2Cl2(g) = CH4(g) + CCl4(g)
H3CCH2OH(l) + O2(g) = CO2(g) + H2O(l) =>
H3CCH2OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
PbSO4 + Ni(CN)3 = Pb(CN)2 + Ni2(SO4)3 =>
3 PbSO4 + 2 Ni(CN)3 = 3 Pb(CN)2 + Ni2(SO4)3
FeCl3 + I2 = ICl + Fe =>
2 FeCl3 + 3 I2 = 6 ICl + 2 Fe
NaOH + C6H5COONa = C6H6 + Na2CO3 =>
NaOH + C6H5COONa = C6H6 + Na2CO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
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