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C20H42(S) + 19 O2(G) = 19 CO2(G) + CH42(S)
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
KHCO3(aq) + HCl(aq) = H2O(l) + CO2(g) + KCl(aq) =>
KHCO3(aq) + HCl(aq) = H2O(l) + CO2(g) + KCl(aq)
Na(OH) + H(SO4) = Na(SO4) + H2O =>
Na(OH) + H(SO4) = Na(SO4) + H2O
Fe2O3 + C(s) = Fe(s) + CO(g) =>
Fe2O3 + 3 C(s) = 2 Fe(s) + 3 CO(g)
C8H9NO2 + H7NO2 + H2O = C11H15NO2 + NH4HCO3 =>
26 C8H9NO2 + 12 H7NO2 + 21 H2O = 17 C11H15NO2 + 21 NH4HCO3
X2SO4 + NaOH = XOH + Na2SO4 =>
X2SO4 + 2 NaOH = 2 XOH + Na2SO4
Pb + CH3SO3H + H2O2 = Pb(CH3SO3)2 + H2O =>
Pb + 2 CH3SO3H + H2O2 = Pb(CH3SO3)2 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
MgI2(aq) + Br2(aq) = MgBr2(aq) + I2(s) =>
MgI2(aq) + Br2(aq) = MgBr2(aq) + I2(s)
Cl2O5 = ClO2 + O2 =>
2 Cl2O5 = 4 ClO2 + O2
Zh(OH)2 = ZhOH2O =>
Zh(OH)2 = ZhOH2O
MgCO3 + H3O = Mg + CO2 + H2O =>
MgCO3 + 2 H3O = Mg + CO2 + 3 H2O
Fe(OH)3 + HNO3 = HOH + Fe(NO3)3 =>
Fe(OH)3 + 3 HNO3 = 3 HOH + Fe(NO3)3
Fe(NO3)3 + H2S = FeS + S + HNO3 =>
2 Fe(NO3)3 + 3 H2S = 2 FeS + S + 6 HNO3
Zn + MgCO3 = ZnCO3 + Mg =>
Zn + MgCO3 = ZnCO3 + Mg
MgI2 + Sn(NO2)2 = Mg(NO2)2 + SnI2 =>
MgI2 + Sn(NO2)2 = Mg(NO2)2 + SnI2
FeSO4 + K2Cr2O7 + H2SO4 = K2SO4 + H2O + Fe2(SO4)3 + Cr2O3 =>
6 FeSO4 + K2Cr2O7 + 4 H2SO4 = K2SO4 + 4 H2O + 3 Fe2(SO4)3 + Cr2O3
LiF + LiMnO2 + Li3NbO4 = Li12Mn7Nb1O18F2 =>
2 LiF + 7 LiMnO2 + Li3NbO4 = Li12Mn7Nb1O18F2
Al + Pb(No3)2 = Al(No3) + Pb =>
2 Al + Pb(No3)2 = 2 Al(No3) + Pb
[CuOH]2CO3 + CH3COOH = (CH3COO)2Cu + CO2 + H2O =>
[CuOH]2CO3 + 4 CH3COOH = 2(CH3COO)2Cu + CO2 + 3 H2O
Be + N2 = BeN2 =>
Be + N2 = BeN2
NaCNS + FeCl3 = Fe(CNS)3 + NaCl =>
3 NaCNS + FeCl3 = Fe(CNS)3 + 3 NaCl
Fe(OH)3 + SO2 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 SO2 = Fe2(SO3)3 + 3 H2O
KCl + NaCO = KCO + NaCl =>
KCl + NaCO = KCO + NaCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Pb + Na + C2H5C1 = Pb(C2H5)4 + NaC1 =>
Pb + 4 Na + 4 C2H5C1 = Pb(C2H5)4 + 4 NaC1
Hg{+2} + SnCl2 = HgCl2 + Sn{+2} =>
Hg{+2} + SnCl2 = HgCl2 + Sn{+2}
Fe3O4 + Bi = Fe + Bi2O5 =>
5 Fe3O4 + 8 Bi = 15 Fe + 4 Bi2O5
I2 + Na2(S2O3) = Na2(S4O6) + NaI =>
I2 + 2 Na2(S2O3) = Na2(S4O6) + 2 NaI
(NH4)2C2O4 + BaCl2 = BaC2O4 + NH4Cl =>
(NH4)2C2O4 + BaCl2 = BaC2O4 + 2 NH4Cl
H2SO4(aq) + K3PO4(aq) = H3PO4 + K2SO4 =>
3 H2SO4(aq) + 2 K3PO4(aq) = 2 H3PO4 + 3 K2SO4
FeCl2 + Co = Fe + CoCl3 =>
3 FeCl2 + 2 Co = 3 Fe + 2 CoCl3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
H2SO4 + KI = K2SO4 + HI =>
H2SO4 + 2 KI = K2SO4 + 2 HI
Al + HCl = (AlCl3) + H2 =>
2 Al + 6 HCl = 2(AlCl3) + 3 H2
K2SO4(aq) + MgF2(aq) = KF(aq) + MgSO4(aq) =>
K2SO4(aq) + MgF2(aq) = 2 KF(aq) + MgSO4(aq)
C16H31COOH + SOCl2 = C16H31COCl + SO2 + HCl =>
C16H31COOH + SOCl2 = C16H31COCl + SO2 + HCl
Na2C2 + CH3Br = NaBr + C4H6 =>
Na2C2 + 2 CH3Br = 2 NaBr + C4H6
NH4 + HCl = NH4Cl + H2 =>
2 NH4 + 2 HCl = 2 NH4Cl + H2
O2(g) + N2H4(g) = H2O(g) + N2(g) =>
O2(g) + N2H4(g) = 2 H2O(g) + N2(g)
SeO3 + NaOH = H2O + Na2SeO4 =>
SeO3 + 2 NaOH = H2O + Na2SeO4
CuSO4 + Na3PO4 = Na2SO4 + Cu3(PO4)2 =>
3 CuSO4 + 2 Na3PO4 = 3 Na2SO4 + Cu3(PO4)2
(d)PCl3(l) + H2O(l) = H3PO3(aq) + HCl(g) =>
(d)PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(g)
Ni(NO3)2 + H2O = Ni(H2O) + NO3 =>
Ni(NO3)2 + H2O = Ni(H2O) + 2 NO3
S + H2O2 + KOH = K2SO4 + H2O =>
S + 3 H2O2 + 2 KOH = K2SO4 + 4 H2O
HCOOH + NH4OH = NH4COOH + H2O =>
HCOOH + NH4OH = NH4COOH + H2O
Ca(s) + O2(s) = CaO =>
2 Ca(s) + O2(s) = 2 CaO
Ba + HCO3 = Ba(HCO3)2 =>
Ba + 2 HCO3 = Ba(HCO3)2
[Fe(NCS)6]{3-} + F{-} = [FeF6]{3-} + NCS{-} =>
[Fe(NCS)6]{3-} + 6 F{-} = [FeF6]{3-} + 6 NCS{-}
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