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CaCO3 = CO2 + CaO
N2 + O + H2O = H(NO3) =>
N2 + 5 O + H2O = 2 H(NO3)
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
Cl2 + CaS = CaCl2 + S2 =>
2 Cl2 + 2 CaS = 2 CaCl2 + S2
Al2O3 + H2SO4 = Al2H2O3 + SO4 =>
Al2O3 + H2SO4 = Al2H2O3 + SO4
Cl({-}) + NO3({-}) + H({+}) = Cl2 + NO2 + H2O =>
2 Cl({-}) + 2 NO3({-}) + 4 H({+}) = Cl2 + 2 NO2 + 2 H2O
H2SO3 + HI = S + I2 + H2O =>
H2SO3 + 4 HI = S + 2 I2 + 3 H2O
F + NH = HF + NF =>
2 F + NH = HF + NF
H3NSO3 + NaHCO3 = NaH2NSO3 + H2O + CO2 =>
H3NSO3 + NaHCO3 = NaH2NSO3 + H2O + CO2
KOH(aq) + HBr(aq) = KBr(aq) + H2O(aq) =>
KOH(aq) + HBr(aq) = KBr(aq) + H2O(aq)
KJ + H2O2 + H2SO4 = J2 + K2SO4 + H2O =>
2 KJ + H2O2 + H2SO4 = J2 + K2SO4 + 2 H2O
V + H{+} = V{+3} + H2 =>
2 V + 6 H{+} = 2 V{+3} + 3 H2
O2 + CO2 = C2O7 =>
3 O2 + 4 CO2 = 2 C2O7
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Br2 + NaCl = BrCl + Na =>
Br2 + 2 NaCl = 2 BrCl + 2 Na
C5H12O2 + CH4 = C6H16O2 =>
C5H12O2 + CH4 = C6H16O2
(HOOCCH2)2C(OH)COOH(H2O) + NH3 + C3H8O3 = (HOOCCH2)2C(OH)COOH(NH3)3C3H8O3(H2O) =>
(HOOCCH2)2C(OH)COOH(H2O) + 3 NH3 + C3H8O3 = (HOOCCH2)2C(OH)COOH(NH3)3C3H8O3(H2O)
Mg + H2O(steam) = MgO + H2 =>
Mg + H2O(steam) = MgO + H2
BrCH2COOH + ICH2COOK = BrCH2COOK + ICH2COOH =>
BrCH2COOH + ICH2COOK = BrCH2COOK + ICH2COOH
SO3 + Na2S = Na2SO4 + S =>
4 SO3 + 3 Na2S = 3 Na2SO4 + 4 S
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
Na2SO4 + HCl = NaCl + SO4 + H2 =>
Na2SO4 + 2 HCl = 2 NaCl + SO4 + H2
Mg + H2O(steam) = MgO + H2 =>
Mg + H2O(steam) = MgO + H2
PO2 + H2 = P + H2O =>
PO2 + 2 H2 = P + 2 H2O
(Hg)3(ClO3)2 + Na2S = (Na)3ClO3 + HgS =>
(Hg)3(ClO3)2 + 3 Na2S = 2(Na)3ClO3 + 3 HgS
KMnO4 + NaNO2 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + NO2 + H2O =>
2 KMnO4 + 10 NaNO2 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 10 NO2 + 8 H2O
Br2(l) + NaI(aq) = NaBr(aq) + I2(s) =>
Br2(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(s)
Al2(SO4)3 + ZnCl2 = AlCl3 + ZnSO4 =>
Al2(SO4)3 + 3 ZnCl2 = 2 AlCl3 + 3 ZnSO4
F2(g) + H2O(g) = HF(g) + O(g) =>
F2(g) + H2O(g) = 2 HF(g) + O(g)
HCl + Ce2O3 = CeCl3 + H2O =>
6 HCl + Ce2O3 = 2 CeCl3 + 3 H2O
CH3C(CH3CH3OH) + HCl = CH3C(CH3CH3Cl) + H2O =>
CH3C(CH3CH3OH) + HCl = CH3C(CH3CH3Cl) + H2O
CaCl2(aq) + Li3PO4(aq) = LiCl + Ca + PO4 =>
3 CaCl2(aq) + 2 Li3PO4(aq) = 6 LiCl + 3 Ca + 2 PO4
C6H12O6 + KClO3 + H2SO4 = CO2 + Cl2 + K2SO4 + H2O =>
5 C6H12O6 + 24 KClO3 + 12 H2SO4 = 30 CO2 + 12 Cl2 + 12 K2SO4 + 42 H2O
Fe2S + Na2CO3 = Fe2O + SO + Na + CO2 =>
Fe2S + 2 Na2CO3 = Fe2O + SO + 4 Na + 2 CO2
Na(PO4) + CaCl = Ca(PO4)NaCl =>
Na(PO4) + CaCl = Ca(PO4)NaCl
C15H16 + O2 = CO2 + H2O =>
C15H16 + 19 O2 = 15 CO2 + 8 H2O
KHF2 = K + H + F2 =>
KHF2 = K + H + F2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
KNO3 + H2O2 = KOH + NHO4 =>
KNO3 + H2O2 = KOH + NHO4
MnO2(s) + HCl = MnCl2 + Cl2(g) + H2O =>
MnO2(s) + 4 HCl = MnCl2 + Cl2(g) + 2 H2O
Cu2O + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 7 H2O + 2 NO
AgNO3(aq) + Pb(s) = Pb(NO3)2(aq) + Ag(s) =>
2 AgNO3(aq) + Pb(s) = Pb(NO3)2(aq) + 2 Ag(s)
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
NaH2PO4 = NaPO3 + H2O =>
NaH2PO4 = NaPO3 + H2O
NaCl + H2SO4 = (Na)2SO4 + HCl =>
2 NaCl + H2SO4 = (Na)2SO4 + 2 HCl
PB(NO3)2(aq) + H2O(aq) = PBO(s) + HNO3(aq) =>
PB(NO3)2(aq) + H2O(aq) = PBO(s) + 2 HNO3(aq)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Si + O2 + NaOH = H2O + Na2SiO3 =>
Si + O2 + 2 NaOH = H2O + Na2SiO3
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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