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N2 + 8 HCl = 2 NH4Cl + 3 Cl2
Na2S2 + O2 = Na2O + SO2 =>
2 Na2S2 + 5 O2 = 2 Na2O + 4 SO2
Mg(OH)2 + Na2SO4 = NaOH + MgSO4 =>
Mg(OH)2 + Na2SO4 = 2 NaOH + MgSO4
Al + O22 = Al2O3 =>
44 Al + 3 O22 = 22 Al2O3
Fe2(SO4)3 + CaCO3 = Fe2O3 + CaSO4 + CO2 =>
Fe2(SO4)3 + 3 CaCO3 = Fe2O3 + 3 CaSO4 + 3 CO2
Ca + P2O5 = CaO + P4 =>
10 Ca + 2 P2O5 = 10 CaO + P4
NiCl2(s) = Ni(s) + Cl2(g) =>
NiCl2(s) = Ni(s) + Cl2(g)
Na2Cu(NH3)4 + Na2S2O4 + Cu(OH)2 = Na2SO3 + Cu + NH3 + H2O =>
Na2Cu(NH3)4 + Na2S2O4 + 2 Cu(OH)2 = 2 Na2SO3 + 3 Cu + 4 NH3 + 2 H2O
NaCl + MnO2 + H2SO4 = Cl2 + Na2SO4 + H2O + MnSO4 =>
2 NaCl + MnO2 + 2 H2SO4 = Cl2 + Na2SO4 + 2 H2O + MnSO4
K4Fe(CN)6 + H2(SO4) + H2O = K2(SO4) + Fe(SO4) + (NH4)2(SO4) + CO =>
K4Fe(CN)6 + 6 H2(SO4) + 6 H2O = 2 K2(SO4) + Fe(SO4) + 3(NH4)2(SO4) + 6 CO
NH4Fe(SO4)2 + NH4SCN = Fe(SCN)3 + (NH4)2SO4 =>
NH4Fe(SO4)2 + 3 NH4SCN = Fe(SCN)3 + 2(NH4)2SO4
Na2S = Na + S =>
Na2S = 2 Na + S
C3H7OH + CH3Cl = C5H11OH + HCl =>
C3H7OH + 2 CH3Cl = C5H11OH + 2 HCl
CsOH + CoCl2 = CsCl + Co(OH)2 =>
2 CsOH + CoCl2 = 2 CsCl + Co(OH)2
K2SO4 + HCl = KCl + H2O + SO3 =>
K2SO4 + 2 HCl = 2 KCl + H2O + SO3
Co{3+} + H2O = Co{2+} + O2 + H{+} =>
4 Co{3+} + 2 H2O = 4 Co{2+} + O2 + 4 H{+}
CH3COOH + C2H5NH2 = CH3COC2H5NH + H2O =>
CH3COOH + C2H5NH2 = CH3COC2H5NH + H2O
C4H10 + O2 = C2O11 + H2O =>
2 C4H10 + 27 O2 = 4 C2O11 + 10 H2O
CaCl2 + CaCO3 = Ca + ClCO3 =>
CaCl2 + 2 CaCO3 = 3 Ca + 2 ClCO3
IF5 = I2 + F2 =>
2 IF5 = I2 + 5 F2
C12H23 + O2 = CO2 + H2O =>
4 C12H23 + 71 O2 = 48 CO2 + 46 H2O
C4H10O + C6H14 = C8H18 + H2O =>
C4H10O + 2 C6H14 = 2 C8H18 + H2O
Li + O = Li2O = =>
2 Li + O = Li2O
CH3COCl + NaHCO3 = CH3COHCO3 + NaCl =>
CH3COCl + NaHCO3 = CH3COHCO3 + NaCl
FeCl3 + NaBr = FeBr + NaCl3 =>
FeCl3 + NaBr = FeBr + NaCl3
WO2(s) + H2(g) = W(s) + H2O =>
WO2(s) + 2 H2(g) = W(s) + 2 H2O
HPO3 + H2O = H4P2O7 =>
2 HPO3 + H2O = H4P2O7
K3PO4(aq) + Ni(NO3)2(aq) = KNO3(aq) + Ni3(PO4)2 =>
2 K3PO4(aq) + 3 Ni(NO3)2(aq) = 6 KNO3(aq) + Ni3(PO4)2
AgNO3(aq) + Na3PO4(aq) = Ag3PO4 + NaNO3 =>
3 AgNO3(aq) + Na3PO4(aq) = Ag3PO4 + 3 NaNO3
Ca(OH)2 + HBr = Ca2Br + H2O + OH =>
2 Ca(OH)2 + HBr = Ca2Br + H2O + 3 OH
C7H19O2 + O2 = CO2 + H2O =>
4 C7H19O2 + 43 O2 = 28 CO2 + 38 H2O
C17H18F3NO + O2 = CO2 + H2O + NH3 + HF =>
2 C17H18F3NO + 39 O2 = 34 CO2 + 12 H2O + 2 NH3 + 6 HF
Mg(s) + BaCl2(aq) = MgCl2 + Ba =>
Mg(s) + BaCl2(aq) = MgCl2 + Ba
Fe(HCOO)3 + H2O = Fe(OH)3 + HCOOH =>
Fe(HCOO)3 + 3 H2O = Fe(OH)3 + 3 HCOOH
C7H7NO2 + KMnO4 + H2SO4 = C7H6NO4 + K2SO4 + MnSO4 + H2O =>
2 C7H7NO2 + 2 KMnO4 + 3 H2SO4 = 2 C7H6NO4 + K2SO4 + 2 MnSO4 + 4 H2O
KBrO3 + KCl + H2SO4 = K2SO4 + Cl2 + KBr + H2O =>
KBrO3 + 6 KCl + 3 H2SO4 = 3 K2SO4 + 3 Cl2 + KBr + 3 H2O
CH3CH2CH2Cl + Na = CH3CH2CH2CH2CH2CH3 + NaCl =>
2 CH3CH2CH2Cl + 2 Na = CH3CH2CH2CH2CH2CH3 + 2 NaCl
Pb + NO3 + NaSO4 = PbSO4 + NaNO3 =>
Pb + NO3 + NaSO4 = PbSO4 + NaNO3
Al(OH)2 + H2SiO2 = Al2(SiO2)2 + H2O =>
2 Al(OH)2 + 2 H2SiO2 = Al2(SiO2)2 + 4 H2O
(NH4)2SO4Ca(OH)2 = CaSO4 + NH3 + H2O =>
(NH4)2SO4Ca(OH)2 = CaSO4 + 2 NH3 + 2 H2O
KAl(SO4)2*12H2O + BaCl2 = KAlCl4*12H2O + BaSO4 =>
KAl(SO4)2*12H2O + 2 BaCl2 = KAlCl4*12H2O + 2 BaSO4
H2NSO3 + H2O = H2SO4 + NH2 =>
H2NSO3 + H2O = H2SO4 + NH2
H3PO4 + CaCO3 = CaHPO4 + H2CO3 =>
H3PO4 + CaCO3 = CaHPO4 + H2CO3
SO2 + LiSe = SSe + LiSO4 =>
2 SO2 + LiSe = SSe + LiSO4
FeCl2 + Na3PO4 = Fe3O8P2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3O8P2 + 6 NaCl
CF4 + CH4 = C4F + H4F3 =>
13 CF4 + 15 CH4 = 7 C4F + 15 H4F3
water + Ethylene = ethanol =>
H2O + C2H4 = C2H5OH
NaCl(aq) + H2O(l) = HCl(aq) + NaOH(aq) =>
NaCl(aq) + H2O(l) = HCl(aq) + NaOH(aq)
C3H2O4 + H2O = OH + HC3H2O4 =>
C3H2O4 + H2O = OH + HC3H2O4
potassiumbromide + chlorinegas = potassiumchloride + bromine =>
2 KBr + Cl2 = 2 KCl + Br2
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