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CaS + 4 HNO3 = 2 NO + SO2 + Ca(NO3)2 + 2 H2O
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
Ni + H2O = Ni2O3 + H2 =>
2 Ni + 3 H2O = Ni2O3 + 3 H2
CoSO4*7H2O + NH4SCN + HgCl2 = Hg(Co(SCN)4) + NH4Cl + (NH4)2SO4 + H2O =>
CoSO4*7H2O + 4 NH4SCN + HgCl2 = Hg(Co(SCN)4) + 2 NH4Cl + (NH4)2SO4 + 7 H2O
Cr + P = Cr3P4 =>
3 Cr + 4 P = Cr3P4
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg =>
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg
C4H10 + Cl = C4H9Cl + H =>
C4H10 + Cl = C4H9Cl + H
HClO4 + H2O + I2 = HCl + HIO3 =>
5 HClO4 + 4 H2O + 4 I2 = 5 HCl + 8 HIO3
NaOH + As4O6 = Na3AsO3 + H2O =>
12 NaOH + As4O6 = 4 Na3AsO3 + 6 H2O
C6H5OH + Na = C6H5ONa + H2 =>
2 C6H5OH + 2 Na = 2 C6H5ONa + H2
C7H14O + K2Cr2O7 + H2SO4 = C7H12O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C7H14O + 2 K2Cr2O7 + 8 H2SO4 = 3 C7H12O2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
PO2 = P4 + O2 =>
4 PO2 = P4 + 4 O2
KNO2 = K2O + NO + O2 =>
4 KNO2 = 2 K2O + 4 NO + O2
C4H10O2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C4H10O2 + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 22 MnSO4 + 11 K2SO4 + 58 H2O
Li(s) + Fe(NO3)3(aq) = Li(NO3)3(aq) + Fe =>
Li(s) + Fe(NO3)3(aq) = Li(NO3)3(aq) + Fe
CH3CH2OH = CH4 + CO2 =>
2 CH3CH2OH = 3 CH4 + CO2
Mg(CO3) + H3PO4 = Mg3(PO4)2 + H2O + CO2 =>
3 Mg(CO3) + 2 H3PO4 = Mg3(PO4)2 + 3 H2O + 3 CO2
AlPO4 + H2O = H3PO4 + Al2O3 =>
2 AlPO4 + 3 H2O = 2 H3PO4 + Al2O3
Mg(OH)2 + (NH4)3PO4 = Mg3(PO4)2 + NH4OH =>
3 Mg(OH)2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6 NH4OH
Na + ZnO = NaO + Zn =>
Na + ZnO = NaO + Zn
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
Na(ClO) = NaCl + O =>
Na(ClO) = NaCl + O
C3H6Cl2 + KOH = C3H6O + KCl + H2O =>
C3H6Cl2 + 2 KOH = C3H6O + 2 KCl + H2O
SN(OH)2 + HCl = SNCl2 + H2O =>
SN(OH)2 + 2 HCl = SNCl2 + 2 H2O
N2 + H2O = NH4NO2 =>
N2 + 2 H2O = NH4NO2
Mg2 + H2O = MgO + H2 =>
Mg2 + 2 H2O = 2 MgO + 2 H2
NaOH + Cr = Na + Cr3(OH)3 =>
3 NaOH + 3 Cr = 3 Na + Cr3(OH)3
NH4Cl(s) + H2O(l) = NH4OH(g) + HCl(g) =>
NH4Cl(s) + H2O(l) = NH4OH(g) + HCl(g)
BeO2 = Be + O =>
BeO2 = Be + 2 O
KBr(aq) + BaCl2(aq) = KCl(aq) + BaBr2(aq) =>
2 KBr(aq) + BaCl2(aq) = 2 KCl(aq) + BaBr2(aq)
HBr(aq) + LiOH(s) = LiBr + H2O =>
HBr(aq) + LiOH(s) = LiBr + H2O
CH3CH2COOH + NaHCO3 = CH3CH2COONa + H2O + CO2 =>
CH3CH2COOH + NaHCO3 = CH3CH2COONa + H2O + CO2
C2H5NO2 = C6H11N3O4 + H2O =>
3 C2H5NO2 = C6H11N3O4 + 2 H2O
CrCl2 + H2O + O2 = CrCl3 + Cr(OH)3 =>
12 CrCl2 + 6 H2O + 3 O2 = 8 CrCl3 + 4 Cr(OH)3
Mn + N2 = MnN2 =>
Mn + N2 = MnN2
Cs2S = Cs2 + S =>
Cs2S = Cs2 + S
Pb(OH)4 + NaOH = Na4PbO4 + H2O =>
Pb(OH)4 + 4 NaOH = Na4PbO4 + 4 H2O
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
CH3{-}CH = CH2 + H{-}OH =>
CH3{-}CH = CH2 + H{-}OH
NI + S = NIS =>
NI + S = NIS
Fe(s) + CuSO4 = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4 = FeSO4(aq) + Cu(s)
Al + HNO3 + H2O = Al2O3 + NH4NO3 =>
8 Al + 6 HNO3 + 3 H2O = 4 Al2O3 + 3 NH4NO3
CuSO4*5H2O + NH3 = Cu(NH3)4SO4*H2O + H2O =>
CuSO4*5H2O + 4 NH3 = Cu(NH3)4SO4*H2O + 4 H2O
Ca(HSO3)2 = CaO + H2O + SO2 =>
Ca(HSO3)2 = CaO + H2O + 2 SO2
NaAlO2 + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
NaAlO2 + 4 HNO3 = NaNO3 + Al(NO3)3 + 2 H2O
NH2OH + H = NH4 + H2O =>
NH2OH + 3 H = NH4 + H2O
Na2ZnO2 + H2SO4 = Na2SO4 + Zn(OH)2 =>
Na2ZnO2 + H2SO4 = Na2SO4 + Zn(OH)2
K2CO3 + Na2S = K2S + Na2CO3 =>
K2CO3 + Na2S = K2S + Na2CO3
LiOH + CoSO4 = Li2SO4 + Co(OH)2 =>
2 LiOH + CoSO4 = Li2SO4 + Co(OH)2
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