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2 Fe7S8 + 45 O2 + 26 H2SO4 = 14 Fe(SO4)3 + 26 H2O
SAg2S = Ag + S2 =>
SAg2S = 2 Ag + S2
NaCl + AlP = Na3P + AlCl3 =>
3 NaCl + AlP = Na3P + AlCl3
SO3{2-} + IO2{-} = SO4{2-} + I{-} =>
2 SO3{2-} + IO2{-} = 2 SO4{2-} + I{-}
CH3CHClCOOH + NaOH = CH3CHOHCOONa + HCl =>
CH3CHClCOOH + NaOH = CH3CHOHCOONa + HCl
MnCl4(aq) + Fe(s) = FeCl2(aq) + Mn(s) =>
MnCl4(aq) + 2 Fe(s) = 2 FeCl2(aq) + Mn(s)
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
K + F2 = KF =>
2 K + F2 = 2 KF
H3PO4(aq) + LiOH(aq) = LiPO4(aq) + H3OH(aq) =>
H3PO4(aq) + LiOH(aq) = LiPO4(aq) + H3OH(aq)
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Au2O3 + H2 = Au + H2O =>
Au2O3 + 3 H2 = 2 Au + 3 H2O
NaMnO4 + SO2 + H2O = NaHSO4 + MnSO4 + H2SO4 =>
2 NaMnO4 + 5 SO2 + 2 H2O = 2 NaHSO4 + 2 MnSO4 + H2SO4
NH3 + CuCl = Cu(NH3)2 + Cl =>
2 NH3 + CuCl = Cu(NH3)2 + Cl
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Mg(s) + CuO(aq) = MgO(s) + Cu(s) =>
Mg(s) + CuO(aq) = MgO(s) + Cu(s)
CH4 + O2 = H2O + CO2 =>
CH4 + 2 O2 = 2 H2O + CO2
CaO + KOH = K2CaO2 + H2O =>
CaO + 2 KOH = K2CaO2 + H2O
Na2SO4 + Fe2(Cr207)3 = Na2Cr207 + Fe2(SO4)3 =>
3 Na2SO4 + Fe2(Cr207)3 = 3 Na2Cr207 + Fe2(SO4)3
C2H7 + Br2 = C2H6 + HBr =>
2 C2H7 + Br2 = 2 C2H6 + 2 HBr
SO2 + NaMnO4 + H2O = Na2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 NaMnO4 + 2 H2O = Na2SO4 + 2 MnSO4 + 2 H2SO4
C6H6 + Na2SO4 = Na2S + CO2 + H2O =>
4 C6H6 + 15 Na2SO4 = 15 Na2S + 24 CO2 + 12 H2O
Br2 + ClO3{-} + OH{-} = ClO4{-} + Br{-} + H2O =>
Br2 + ClO3{-} + 2 OH{-} = ClO4{-} + 2 Br{-} + H2O
C2H6O + K2Cr2O7 + H2SO4 = C2H4O2 + Cr2(SO4)3 + H2O + K2SO4 =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H4O2 + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
NaMnO4 + SO2 + H2O = Na2SO4 + MnO2 + H2SO4 =>
2 NaMnO4 + 3 SO2 + 2 H2O = Na2SO4 + 2 MnO2 + 2 H2SO4
NaHCO3 = NaHOCO2 =>
NaHCO3 = NaHOCO2
C6H5C(O)OCH3 + NaOH = CH4O + NaC7H5O2 =>
C6H5C(O)OCH3 + NaOH = CH4O + NaC7H5O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HCl + Al(OH)3 = Al(Cl)3 + H2O =>
3 HCl + Al(OH)3 = Al(Cl)3 + 3 H2O
HF + Fe(OH)3 = H2O + FeF3 =>
3 HF + Fe(OH)3 = 3 H2O + FeF3
AI + CI2 = AI2 + CI =>
AI + CI2 = AI2 + CI
S2O3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3{2-} + 4 Br2 + 5 H2O = 2 SO4{2-} + 8 Br{-} + 10 H{+}
CoCl2 + KSCN = [Co(SCN)4] + K2Cl =>
CoCl2 + 4 KSCN = [Co(SCN)4] + 2 K2Cl
C + Ca(OH)2 = CaC2(OH)2 =>
2 C + Ca(OH)2 = CaC2(OH)2
C28H44N6O9 + O2 = CO2 + H2O + NO2 =>
2 C28H44N6O9 + 81 O2 = 56 CO2 + 44 H2O + 12 NO2
Fe2S3 + CS = Fe + CS2 =>
Fe2S3 + 3 CS = 2 Fe + 3 CS2
P + HClO4 + H2O = H3PO4 + Cl2 =>
14 P + 10 HClO4 + 16 H2O = 14 H3PO4 + 5 Cl2
Mg(OH)2(s) + HNO3(aq) = Mg(NO3)2(aq) + H2O =>
Mg(OH)2(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + 2 H2O
CH3COOH + Cr2O7 + H{+} = CO2 + H2O + Cr3{+} =>
5 CH3COOH + 3 Cr2O7 + 2 H{+} = 10 CO2 + 11 H2O + 2 Cr3{+}
Na(s) + HOH(i) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 HOH(i) = 2 NaOH(aq) + H2(g)
Li2O + Al2O3 = LiAlO2 =>
Li2O + Al2O3 = 2 LiAlO2
Si + HNO3 = SiO2 + HNO2 =>
Si + 2 HNO3 = SiO2 + 2 HNO2
S2O3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H3O{+} =>
S2O3{2-} + 4 Br2 + 15 H2O = 2 SO4{2-} + 8 Br{-} + 10 H3O{+}
CuCl + HClO4 + HCl = CuCl2 + H2O =>
8 CuCl + HClO4 + 7 HCl = 8 CuCl2 + 4 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
CH3OH + KOH = C2H5OK + H2O =>
2 CH3OH + KOH = C2H5OK + 2 H2O
C8H8O3 + NaOH = C7H4Na2O3 + CH3OH + H2O =>
C8H8O3 + 2 NaOH = C7H4Na2O3 + CH3OH + H2O
Au + HNO3 = AuNO3 + H =>
Au + HNO3 = AuNO3 + H
AgI + KCN = KAg(CN)2 + KI =>
AgI + 2 KCN = KAg(CN)2 + KI
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + HNO3 = CuO + NO + H2O =>
3 Cu + 2 HNO3 = 3 CuO + 2 NO + H2O
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