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2 KI + MnO2 + 2 H2SO4 = 2 I + MnSO4 + K2SO4 + 2 H2O
MgBr2 + KOH = KBr + Mg(OH)2 =>
MgBr2 + 2 KOH = 2 KBr + Mg(OH)2
Fe3O4 + H2O = Fe(OH)2 + Fe(OH)3 =>
Fe3O4 + 4 H2O = Fe(OH)2 + 2 Fe(OH)3
S2O8{2{-}+e = SO4{2-} =>
S2O8{2{-}+6e = 2 SO4{2-}
C2H5N2O5 + Fe + HCl = C2H5NO2 + NH4Cl + FeCl2 + H2O =>
2 C2H5N2O5 + 9 Fe + 20 HCl = 2 C2H5NO2 + 2 NH4Cl + 9 FeCl2 + 6 H2O
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2 =>
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2
Fe{2+} + Cr = Fe + Cr{3+} =>
3 Fe{2+} + 2 Cr = 3 Fe + 2 Cr{3+}
SO2 + HNO + H2O = H2SO4 + NH2OH =>
SO2 + HNO + 2 H2O = H2SO4 + NH2OH
Li + Mg3 = LiMg4 =>
3 Li + 4 Mg3 = 3 LiMg4
KCl + Zn = KZn + Cl =>
KCl + Zn = KZn + Cl
CH3COOH + Ca(OH)2 = H2O + CO2 + Ca =>
CH3COOH + 4 Ca(OH)2 = 6 H2O + 2 CO2 + 4 Ca
CrCl2 + H2SO4 = Cr2(SO4)3 + CrCl3 + H2S + H2O =>
24 CrCl2 + 15 H2SO4 = 4 Cr2(SO4)3 + 16 CrCl3 + 3 H2S + 12 H2O
FeCl3 + NH4SCN = Fe(SCN)3 + NH4Cl =>
FeCl3 + 3 NH4SCN = Fe(SCN)3 + 3 NH4Cl
P4 + NaOH = PH3 + Na2HPO2 =>
P4 + 6 NaOH = PH3 + 3 Na2HPO2
Fe + HCl + H2O = FeCl + H3O =>
Fe + HCl + H2O = FeCl + H3O
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
HClO2 + Ni(OH)2 = Ni(ClO2)2 + HOH =>
2 HClO2 + Ni(OH)2 = Ni(ClO2)2 + 2 HOH
P2O5 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
P2O5 + 3 Ba(OH)2 = Ba3(PO4)2 + 3 H2O
C4H9OH + CuO = C3H7COOH + Cu + H2O =>
C4H9OH + 2 CuO = C3H7COOH + 2 Cu + H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Ca(NO3)2 + NaC2O4 = Ca(C2O4)2 + NaNO3 =>
Ca(NO3)2 + 2 NaC2O4 = Ca(C2O4)2 + 2 NaNO3
H2SO4 + Rb = Rb2SO4 + H2 =>
H2SO4 + 2 Rb = Rb2SO4 + H2
Be(OH) + (HClO) = Be(ClO) + H2O =>
Be(OH) + (HClO) = Be(ClO) + H2O
(Hg)11 + O = Hg2O =>
2(Hg)11 + 11 O = 11 Hg2O
CO2(g) + CaSiO3(aq) + H2O(l) = SiO2(aq) + Ca(HCO3)2(aq) =>
2 CO2(g) + CaSiO3(aq) + H2O(l) = SiO2(aq) + Ca(HCO3)2(aq)
Cs + NiCl2 = CsCl + Ni =>
2 Cs + NiCl2 = 2 CsCl + Ni
CrCl3 + NaSiO3 = Cr2(SiO3)3 + NaCl2 =>
2 CrCl3 + 3 NaSiO3 = Cr2(SiO3)3 + 3 NaCl2
AgKCl = AgClK =>
AgKCl = AgClK
Na2HT + CaCO3 = NaCaT + NaHCO3 =>
Na2HT + CaCO3 = NaCaT + NaHCO3
Th8 = Th10 =>
5 Th8 = 4 Th10
NiP = Ni + P4 =>
4 NiP = 4 Ni + P4
TiO2 + NaOH = Na2Ti3O7 + H2O =>
3 TiO2 + 2 NaOH = Na2Ti3O7 + H2O
LiBO2 + LiBF4 = B2O3 + LiF =>
3 LiBO2 + LiBF4 = 2 B2O3 + 4 LiF
C3H6O3(aq) + NaOH(aq) = C3H5O3Na(aq) + H2O(l) =>
C3H6O3(aq) + NaOH(aq) = C3H5O3Na(aq) + H2O(l)
MgCO3SiO2 = MgSiO3CO2 =>
MgCO3SiO2 = MgSiO3CO2
F2 + CuCl = CuF2 + Cl =>
F2 + CuCl = CuF2 + Cl
Si(s) + HF(aq) = SiF4(g) + H2(g) =>
Si(s) + 4 HF(aq) = SiF4(g) + 2 H2(g)
Sb2S3(s) + HCl(aq) = H3SbCl6(s) + H2S(g) =>
Sb2S3(s) + 12 HCl(aq) = 2 H3SbCl6(s) + 3 H2S(g)
MgCl2*6H2O + AlCl3*6H2O + NaOH = MgAl2O4 + NaCl + H2O =>
MgCl2*6H2O + 2 AlCl3*6H2O + 8 NaOH = MgAl2O4 + 8 NaCl + 22 H2O
H3CSSCH3 + e + H3O{+} = H3CSH + H2O =>
H3CSSCH3 + 2e + 2 H3O{+} = 2 H3CSH + 2 H2O
SO3 + K = K2SO3 =>
SO3 + 2 K = K2SO3
AgCH3 + COO + Na3PO4 = Ag3PO4 + NaCH3COO =>
3 AgCH3 + 3 COO + Na3PO4 = Ag3PO4 + 3 NaCH3COO
HBrO3 + H2S = S + HBr + H2O =>
HBrO3 + 3 H2S = 3 S + HBr + 3 H2O
Ba(OH)2 + Na2SO4 = BaSO4 + Na(OH) =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 Na(OH)
Sr + Si = SrSi =>
Sr + Si = SrSi
Cr2O7{2-} + HCHO + H{+} = Cr{3+} + HCO2H + H2O =>
Cr2O7{2-} + 3 HCHO + 8 H{+} = 2 Cr{3+} + 3 HCO2H + 4 H2O
KOH + CU(NO3)2 = CU(OH)2 + KNO3 =>
2 KOH + CU(NO3)2 = CU(OH)2 + 2 KNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
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