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Zn(s) + 2 HF(aq) = ZnF2(aq) + H2(g)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
NaCl + H2SO4 = Na2(SO4) + HCl =>
2 NaCl + H2SO4 = Na2(SO4) + 2 HCl
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
C2H5COO{-} + H2O = CH4 + HCO3{-} + H{+} =>
4 C2H5COO{-} + 7 H2O = 7 CH4 + 5 HCO3{-} + H{+}
I{-} + SO4{2-} + H{+} = H2S + I2 + H2O =>
8 I{-} + SO4{2-} + 10 H{+} = H2S + 4 I2 + 4 H2O
Ca(OH)2(aq) + K2C2O4(aq) = CaC2O4(s) + K(OH)(aq) =>
Ca(OH)2(aq) + K2C2O4(aq) = CaC2O4(s) + 2 K(OH)(aq)
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Me3NHB11H14 + NaH = Na2B11H13 + Me3N + H =>
Me3NHB11H14 + 2 NaH = Na2B11H13 + Me3N + 4 H
CuCl2 + NaCrO4 = CuCrO4 + Na(Cl)2 =>
CuCl2 + NaCrO4 = CuCrO4 + Na(Cl)2
O + H4 = H4O =>
O + H4 = H4O
[Ni(NH3)6]Cl2 + H2O = NH3 + NiCl2(H2O)6 =>
[Ni(NH3)6]Cl2 + 6 H2O = 6 NH3 + NiCl2(H2O)6
HNO3 + H2SO4 = NH3 + SO2 + O2 =>
2 HNO3 + 2 H2SO4 = 2 NH3 + 2 SO2 + 5 O2
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
KC6H7O2 + HCl = HC6H7O2 + KCl =>
KC6H7O2 + HCl = HC6H7O2 + KCl
Co(OH)Cl + KOH = Co(OH)2 + KCl =>
Co(OH)Cl + KOH = Co(OH)2 + KCl
AgNO3 + BaCl2 = AgCl + Ba{2+} + NO3{-} =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba{2+} + 2 NO3{-}
KMnO4 + MnSO4 + MnO = MnO2 + K2SO4 =>
2 KMnO4 + MnSO4 + 2 MnO = 5 MnO2 + K2SO4
K + CH3OH = KOH + CH3 =>
K + CH3OH = KOH + CH3
NaCH3COO + NH4No3 = NaNo3 + NH4CH3COO =>
NaCH3COO + NH4No3 = NaNo3 + NH4CH3COO
CH3NH2 + O2 = CH3NO + H2O =>
CH3NH2 + O2 = CH3NO + H2O
H4P2O7 = H2O + HPO3 =>
H4P2O7 = H2O + 2 HPO3
NaSO4 + ZnNO3 = NaNO3 + ZnSO4 =>
NaSO4 + ZnNO3 = NaNO3 + ZnSO4
Ba(OH)2 + H3Po4 = BaHPo4 + H2O =>
Ba(OH)2 + H3Po4 = BaHPo4 + 2 H2O
C2H5COO{-} + H2O = CH4 + HCO3{-} + H{+} =>
4 C2H5COO{-} + 7 H2O = 7 CH4 + 5 HCO3{-} + H{+}
H3PO4 + NaOH = H2O + Na3O4P =>
H3PO4 + 3 NaOH = 3 H2O + Na3O4P
C6H12O6 + KOH = C6H11O7K + H2 =>
C6H12O6 + KOH = C6H11O7K + H2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Na2SO4 + MgF2 = MgSO4 + NaF =>
Na2SO4 + MgF2 = MgSO4 + 2 NaF
Al + KOH + H2O = KAl(OH)4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl(OH)4 + 3 H2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Cu + S = Cu(ll)S =>
Cu + S = Cu(ll)S
Na2CO3 + NH4OH = (NH4)2CO3 + NaOH =>
Na2CO3 + 2 NH4OH = (NH4)2CO3 + 2 NaOH
Rb + Sc2(CrO4)3 = Rb2CrO4 + Sc =>
6 Rb + Sc2(CrO4)3 = 3 Rb2CrO4 + 2 Sc
HI + HSO = SI + H2O =>
HI + HSO = SI + H2O
HCOOH + Ba(OH)2 = Ba(COOH)2 + H2O =>
2 HCOOH + Ba(OH)2 = Ba(COOH)2 + 2 H2O
H3PO2 + K2FeO4 + HBr = H3PO4 + KBr + FeBr2 + H2O =>
H3PO2 + K2FeO4 + 4 HBr = H3PO4 + 2 KBr + FeBr2 + 2 H2O
Cu(OH)2 + NH3 = Cu(NH3)4{2+} + OH{-} =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4{2+} + 2 OH{-}
HCOOH + Ba(OH)2 = Ba(HCOO)2 + H2O =>
2 HCOOH + Ba(OH)2 = Ba(HCOO)2 + 2 H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
CON2H4 + O2 = CO2 + H2O + N2 =>
2 CON2H4 + 3 O2 = 2 CO2 + 4 H2O + 2 N2
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
C100H250O80N + O2 = CO2 + H2O + NH3 =>
4 C100H250O80N + 487 O2 = 400 CO2 + 494 H2O + 4 NH3
Cu + Al2(SO4)3 = CuSO4 + Al =>
3 Cu + Al2(SO4)3 = 3 CuSO4 + 2 Al
NaClO + NaOH + Na2S2O3 = H2O + Na2SO4 + NaCl =>
4 NaClO + 2 NaOH + Na2S2O3 = H2O + 2 Na2SO4 + 4 NaCl
Pb2NO32 = PbO + NO2 + O2 =>
Pb2NO32 = 2 PbO + NO2 + 14 O2
NaAlO2 + H2SO4 = Al2O3 + Na2SO4 + H2O =>
2 NaAlO2 + H2SO4 = Al2O3 + Na2SO4 + H2O
Cu(OH)2 + NH3 = Cu(NH3)4(OH)2 =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4(OH)2
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