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3 Sb2S5 + 30 HCl + 10 HNO3 = 6 SbCl5 + 15 S + 10 NO + 20 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
Pb3O4 + NaOH = Na2PbO2 + Na2PbO3 + H2O =>
Pb3O4 + 6 NaOH = 2 Na2PbO2 + Na2PbO3 + 3 H2O
NaHCO3(aq) + HCI(aq) = NaCI(aq) + H2O(l) + CO2(g) =>
NaHCO3(aq) + HCI(aq) = NaCI(aq) + H2O(l) + CO2(g)
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l)
CuCl2 + K4[Fe(CN)6] = Cu2Fe(CN)6 + KCl =>
2 CuCl2 + K4[Fe(CN)6] = Cu2Fe(CN)6 + 4 KCl
SO3 + SnO2 = Sn(SO4)2 =>
2 SO3 + SnO2 = Sn(SO4)2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
H2SO4 + Ni = H2 + NiSO4 =>
H2SO4 + Ni = H2 + NiSO4
Fe(s) + O2(g) = Fe3O4(s) =>
3 Fe(s) + 2 O2(g) = Fe3O4(s)
NaNO3 + CuCl2 = Cu(NO3)2 + NaCl =>
2 NaNO3 + CuCl2 = Cu(NO3)2 + 2 NaCl
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
AgNO3 + Na3PO4 = AgNO7Na3P =>
AgNO3 + Na3PO4 = AgNO7Na3P
Ba(HSO3)2 = Ba2 + HSO3 =>
2 Ba(HSO3)2 = Ba2 + 4 HSO3
H2 = H3 =>
3 H2 = 2 H3
Ag + CN{-} + O2 + H2O = Ag(CN)2{-} + OH{-} =>
4 Ag + 8 CN{-} + O2 + 2 H2O = 4 Ag(CN)2{-} + 4 OH{-}
HCl = H{+2} + Cl{-2} =>
HCl = H{+2} + Cl{-2}
F2O3 + S = F + SO =>
F2O3 + 3 S = 2 F + 3 SO
Zn(OH)2 + KOH = K2ZnO2 + H2O = ZnSO4 + H2O =>
Zn(OH)2 + 2 KOH = K2ZnO2 + 2 H2O
Ca3(PO4)2(s) + H2PO4(aq) = CaPO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2PO4(aq) = 3 CaPO4(s) + 2 H3PO4(aq)
(H3C)2PCH2N(CH3)2 + O2 = CO2 + H3PO4 + N2 + H2O =>
4(H3C)2PCH2N(CH3)2 + 39 O2 = 20 CO2 + 4 H3PO4 + 2 N2 + 22 H2O
C2H5OH + NH4OH + NaHCO3 = C10H15NO + NaOH + H2O =>
25 C2H5OH + 6 NH4OH + 10 NaHCO3 = 6 C10H15NO + 10 NaOH + 45 H2O
B203(s) + HF(l) = BF3(g) + H20(l) =>
20 B203(s) + 12180 HF(l) = 4060 BF3(g) + 609 H20(l)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
N2O + KClO + KOH = KCl + KNO2 + H2O =>
N2O + 2 KClO + 2 KOH = 2 KCl + 2 KNO2 + H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Bi2(SO4)3 + K2(CrO4) = Bi2(CrO4)3 + K2(SO4) =>
Bi2(SO4)3 + 3 K2(CrO4) = Bi2(CrO4)3 + 3 K2(SO4)
SrCl2 + H2SO4 = HCl + SrSO4 =>
SrCl2 + H2SO4 = 2 HCl + SrSO4
Pb(ClO3)2 + Na2CO3 = PbCO3 + NaClO3 =>
Pb(ClO3)2 + Na2CO3 = PbCO3 + 2 NaClO3
Na2[Pb(OH)6] + Na3[Cr(OH)6] = Na2[Pb(OH)4] + Na2CrO4 + NaOH + H2O =>
3 Na2[Pb(OH)6] + 2 Na3[Cr(OH)6] = 3 Na2[Pb(OH)4] + 2 Na2CrO4 + 2 NaOH + 8 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
SO2 = SO3 + S8 =>
24 SO2 = 16 SO3 + S8
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na2TeO3 + KMnO4 + H2O = Na2H4TeO6 + MnO2 + KOH =>
3 Na2TeO3 + 2 KMnO4 + 7 H2O = 3 Na2H4TeO6 + 2 MnO2 + 2 KOH
Fe203 = Fe =>
Fe203 = 203 Fe
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe2 + Na5 = FeNa =>
5 Fe2 + 2 Na5 = 10 FeNa
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H5OK + H2CO3 = C6H5OH + KHCO3 =>
C6H5OK + H2CO3 = C6H5OH + KHCO3
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
SO3 + VO2 = SO2 + V2O5 =>
SO3 + 2 VO2 = SO2 + V2O5
Ge = Ge4 =>
4 Ge = Ge4
NbS3 + I2 = NbI3 + S =>
2 NbS3 + 3 I2 = 2 NbI3 + 6 S
(ZnOH)2SO4 = Zn(OH)2 + ZnSO4 =>
(ZnOH)2SO4 = Zn(OH)2 + ZnSO4
Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2SO4
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