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2 K2Cr2O7 + 6 CH3OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 14 H2O
C8H10 = C6H6 + CH4 =>
9 C8H10 = 11 C6H6 + 6 CH4
HPO4 + H = H3PO4 =>
HPO4 + 2 H = H3PO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
FeSO4 + H2S04 + HNO3 = Fe2(SO4)3 + NO2 + H2O =>
8 FeSO4 + H2S04 + 34 HNO3 = 4 Fe2(SO4)3 + 34 NO2 + 18 H2O
Mg(s) + FeCl3(ac) = Fe(s) + MgCl2(ac) =>
3 Mg(s) + 2 FeCl3(ac) = 2 Fe(s) + 3 MgCl2(ac)
TeO2 + OH = TeO3 + H2O =>
TeO2 + 2 OH = TeO3 + H2O
KH2SbO4 + NaCl = NaH2SbO4 + KCl =>
KH2SbO4 + NaCl = NaH2SbO4 + KCl
NaH + BF3 = B2H6 + NaF =>
6 NaH + 2 BF3 = B2H6 + 6 NaF
AgCl + NH4NO3 = AgNO3 + NH4Cl =>
AgCl + NH4NO3 = AgNO3 + NH4Cl
BaCl2 + H2SO4 + AgNO3 = HCl + Ba(NO3)2 + Ag2SO4 =>
BaCl2 + H2SO4 + 2 AgNO3 = 2 HCl + Ba(NO3)2 + Ag2SO4
C2H3OOH + Zn = Zn(C2H3O2)2 + H2 =>
2 C2H3OOH + Zn = Zn(C2H3O2)2 + H2
Cr2O72{-} + Cl{-} + H3O{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O72{-} + 854 Cl{-} + 864 H3O{+} = 4 Cr3{+} + 1296 H2O + 427 Cl2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
K + H3O = KOH + H2 =>
K + H3O = KOH + H2
MgSO{4} + NaCO{3} = MgCO{3} + NaSO{4} =>
MgSO{4} + NaCO{3} = MgCO{3} + NaSO{4}
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
H2O + HBr = H3O + Br =>
H2O + HBr = H3O + Br
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Na2S + AgNO3 = Na2(NO3)2 + Ag2S =>
Na2S + 2 AgNO3 = Na2(NO3)2 + Ag2S
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Zn(NO3)2 + Sr(OH)2 = Zn(OH)2 + Sr(NO3)2 =>
Zn(NO3)2 + Sr(OH)2 = Zn(OH)2 + Sr(NO3)2
C7H8O2(l) + O2(g) = CO2(g) + H2O(g) =>
C7H8O2(l) + 8 O2(g) = 7 CO2(g) + 4 H2O(g)
FeI3 + Pb(CH3COO)2 = Fe(CH3COO)3 + PbI2 =>
2 FeI3 + 3 Pb(CH3COO)2 = 2 Fe(CH3COO)3 + 3 PbI2
Mn{2+} + BiO3{-} + H{+} = MnO4{-} + Bi{3+} + H2O =>
2 Mn{2+} + 5 BiO3{-} + 14 H{+} = 2 MnO4{-} + 5 Bi{3+} + 7 H2O
Fe + O20 = Fe2O3 =>
40 Fe + 3 O20 = 20 Fe2O3
CuCl2 + KF = KCl + CuF2 =>
CuCl2 + 2 KF = 2 KCl + CuF2
C45H86O6 + NaOH = Na + C14H28O2 + C3H8O3 =>
8 C45H86O6 + 132 NaOH = 132 Na + 15 C14H28O2 + 50 C3H8O3
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mn{2+} + BiO3{-} + H{+} = MnO4{-} + Bi{3+} + H2O =>
2 Mn{2+} + 5 BiO3{-} + 14 H{+} = 2 MnO4{-} + 5 Bi{3+} + 7 H2O
*FeS + HCl = *FeCl2 + H2S =>
*FeS + 2 HCl = *FeCl2 + H2S
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
Fe(NO3)2 + H3PO4 = HNO3 + Fe3(PO4)2 =>
3 Fe(NO3)2 + 2 H3PO4 = 6 HNO3 + Fe3(PO4)2
SrCl2 + KIO3 = Sr(IO3)2 + KCl =>
SrCl2 + 2 KIO3 = Sr(IO3)2 + 2 KCl
HBO2 = H4B6O11 + H2O =>
6 HBO2 = H4B6O11 + H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
NH3 + HCl = NCl + HH =>
NH3 + HCl = NCl + 2 HH
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BaOH + HCl = BaOH(HCl) =>
BaOH + HCl = BaOH(HCl)
FeNO3 + K2CO3 = K2NO3 + FeCO3 =>
FeNO3 + K2CO3 = K2NO3 + FeCO3
C47H48O7N4 + O2 = CO2 + H2O + NH3 =>
2 C47H48O7N4 + 105 O2 = 94 CO2 + 36 H2O + 8 NH3
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NaOH2S = NaSH2O =>
NaOH2S = NaSH2O
H2SO3 + Na2S = S + Na2SO3 + H2O =>
3 H2SO3 + 2 Na2S = 3 S + 2 Na2SO3 + 3 H2O
C7H7O2N + C2H6O = C9H11O2N + H2O =>
C7H7O2N + C2H6O = C9H11O2N + H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
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