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2 HCl(aq) + Na2S = H2S(aq) + 2 NaCl
CH3(CH2)16COOH + Na2CO3 = CH3(CH2)16COONa + CO2 + H2O =>
2 CH3(CH2)16COOH + Na2CO3 = 2 CH3(CH2)16COONa + CO2 + H2O
Na2SO3 + H3PO4 = H2O + Na3PO4 + SO2 =>
3 Na2SO3 + 2 H3PO4 = 3 H2O + 2 Na3PO4 + 3 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mo + F2 = MoF6 =>
Mo + 3 F2 = MoF6
NH2 + F2 = NH4F + NF3 =>
2 NH2 + 2 F2 = NH4F + NF3
C2H4 + Br2 = HBr + C2H2Br2 =>
C2H4 + 2 Br2 = 2 HBr + C2H2Br2
Pb(NO3)2 + NaS2 = NaNO3 + PbS + S =>
Pb(NO3)2 + 2 NaS2 = 2 NaNO3 + PbS + 3 S
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Pb(NO3)2 + NaS2 = NaNO3 + PbS + S =>
Pb(NO3)2 + 2 NaS2 = 2 NaNO3 + PbS + 3 S
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
KCl + Ag(NO3)3 = K(NO3)3 + AgCl =>
KCl + Ag(NO3)3 = K(NO3)3 + AgCl
NaOH = Na{+} + OH{-} =>
NaOH = Na{+} + OH{-}
CuO(s) + NaCl(aq) + CH3COOH(aq) = CuCl2(aq) + NaCH3COO(aq) + H2O(l) =>
CuO(s) + 2 NaCl(aq) + 2 CH3COOH(aq) = CuCl2(aq) + 2 NaCH3COO(aq) + H2O(l)
LiOH + HA = LiA + H2O =>
LiOH + HA = LiA + H2O
HCOOCH3 + Br2 + H2O = HOOCOCH3 + HBr =>
HCOOCH3 + Br2 + H2O = HOOCOCH3 + 2 HBr
NaAl7Si11O30(OH)6 + H{+} + H2O = Al2Si2O5(OH)4 + Na{+} + H4SiO4 =>
2 NaAl7Si11O30(OH)6 + 2 H{+} + 23 H2O = 7 Al2Si2O5(OH)4 + 2 Na{+} + 8 H4SiO4
S2F2 + H2O = S8 + H2S4O6 + HF =>
20 S2F2 + 24 H2O = 3 S8 + 4 H2S4O6 + 40 HF
AlCl3 + O2 = Cl2O + Al2O3 =>
2 AlCl3 + 3 O2 = 3 Cl2O + Al2O3
Me + N2 = MeN =>
2 Me + N2 = 2 MeN
[Co(H2O)5(OH)]Cl + NH4OH = [Co(NH3)(OH)2] + NH4Cl + H2O =>
[Co(H2O)5(OH)]Cl + 2 NH4OH = [Co(NH3)(OH)2] + NH4Cl + 6 H2O
MgS + HNO3 = Mg(NO3)2 + H2S =>
MgS + 2 HNO3 = Mg(NO3)2 + H2S
Al2(CO3)3 + H3PO4 = AlPO4 + CO2 + H2O =>
Al2(CO3)3 + 2 H3PO4 = 2 AlPO4 + 3 CO2 + 3 H2O
Pb(NO3)2 + K3CrO4 = Pb3(CrO4)2 + KNO3 =>
3 Pb(NO3)2 + 2 K3CrO4 = Pb3(CrO4)2 + 6 KNO3
ClCH2CHO + O2 = ClCH2COOH =>
2 ClCH2CHO + O2 = 2 ClCH2COOH
Pb(NO3)2 + K3CrO4 = Pb3(CrO4)2 + KNO3 =>
3 Pb(NO3)2 + 2 K3CrO4 = Pb3(CrO4)2 + 6 KNO3
C4H4 + O2 = H2O + C4 =>
C4H4 + O2 = 2 H2O + C4
Pb(NO3)2 + K3CrO4 = Pb3(CrO4)2 + KNO3 =>
3 Pb(NO3)2 + 2 K3CrO4 = Pb3(CrO4)2 + 6 KNO3
Ca(NO3)2 + H2O = HNO3 + Ca(OH)2 =>
Ca(NO3)2 + 2 H2O = 2 HNO3 + Ca(OH)2
Pb(NO3)2 + K3CrO4 = Pb3(CrO4)2 + KNO3 =>
3 Pb(NO3)2 + 2 K3CrO4 = Pb3(CrO4)2 + 6 KNO3
H{+} + Cr2O72{-} + SO32{-} = Cr3{+} + SO42{-} + H2O =>
100 H{+} + 60 Cr2O72{-} + 427 SO32{-} = 40 Cr3{+} + 427 SO42{-} + 50 H2O
H2SO4 + KCl + KMnO4 = Cl2 + MnSO4 + H2O + K2SO4 =>
8 H2SO4 + 10 KCl + 2 KMnO4 = 5 Cl2 + 2 MnSO4 + 8 H2O + 6 K2SO4
MnS + F2 = MnF2 + S =>
MnS + F2 = MnF2 + S
Al + NaOH + H2O = H2 + NaAlO2 =>
2 Al + 2 NaOH + 2 H2O = 3 H2 + 2 NaAlO2
Ca3C2 + H2O + O2 = C2H2 + Ca(OH)2 =>
Ca3C2 + 4 H2O + O2 = C2H2 + 3 Ca(OH)2
NH4OH + FeCl3 = Fe(OH)3 + NH4Cl =>
3 NH4OH + FeCl3 = Fe(OH)3 + 3 NH4Cl
KI3(aq) + Na2SO3(aq) + H2O(l) = KI(aq) + Na2SO4(aq) + HI(g) =>
KI3(aq) + Na2SO3(aq) + H2O(l) = KI(aq) + Na2SO4(aq) + 2 HI(g)
I2{-} + C6H8O6 = I{-} + C6H6O6 + H{+} =>
2 I2{-} + C6H8O6 = 4 I{-} + C6H6O6 + 2 H{+}
KHSO4 + NaHCO3 = K2SO4 + Na2SO4 + CO2 + H2O =>
2 KHSO4 + 2 NaHCO3 = K2SO4 + Na2SO4 + 2 CO2 + 2 H2O
C7H6O + NaOH = C7H5ONa + H2O =>
C7H6O + NaOH = C7H5ONa + H2O
C14H10O2 + NaBH4 = C14H14O2 + NaB =>
C14H10O2 + NaBH4 = C14H14O2 + NaB
C4H6BaO4 + H2SO4 = BaSO4 + CH3COOH =>
C4H6BaO4 + H2SO4 = BaSO4 + 2 CH3COOH
S2O3{2-} + H{+} + H2O2 = S4O6{2-} + H2O =>
2 S2O3{2-} + 2 H{+} + H2O2 = S4O6{2-} + 2 H2O
ZnCO3(s) + HI(aq) = ZnI2(aq) + CO2(g) + H2O(l) =>
ZnCO3(s) + 2 HI(aq) = ZnI2(aq) + CO2(g) + H2O(l)
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Al + NaOH + H2O = H2 + NaAlO2 =>
2 Al + 2 NaOH + 2 H2O = 3 H2 + 2 NaAlO2
Na2CrO4 + NaBr + H2O = Br2 + NaOH + NaCrO2 =>
2 Na2CrO4 + 6 NaBr + 4 H2O = 3 Br2 + 8 NaOH + 2 NaCrO2
Co(ClO3)3 = CoCl3 + O2 =>
2 Co(ClO3)3 = 2 CoCl3 + 9 O2
Ag + Zn(SO4) = Ag(SO4) + Zn =>
Ag + Zn(SO4) = Ag(SO4) + Zn
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