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C6H6 + Br2 = C6H5Br + HBr
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
NaClO4 + NH4Cl = NaCl + N2 + HCl + H2O =>
3 NaClO4 + 8 NH4Cl = 3 NaCl + 4 N2 + 8 HCl + 12 H2O
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
C2H4Br2 + Ca(OH)2 = CaBr2 + C2H6O2 =>
C2H4Br2 + Ca(OH)2 = CaBr2 + C2H6O2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
H2SO4 + NH4NO3 = HNO3 + (NH4)2SO4 =>
H2SO4 + 2 NH4NO3 = 2 HNO3 + (NH4)2SO4
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
C3H7S + O2 = CO2 + SO2 + H2O =>
4 C3H7S + 23 O2 = 12 CO2 + 4 SO2 + 14 H2O
Fe + HNO3 + H2SO4 = FeSO4 + NO + H2O =>
3 Fe + 2 HNO3 + 3 H2SO4 = 3 FeSO4 + 2 NO + 4 H2O
CH3COOH + C2H5OH = CH3COOC2H5 + H3O =>
4 CH3COOH + 6 C2H5OH = 5 CH3COOC2H5 + 4 H3O
SiO2 = Si + O2 =>
SiO2 = Si + O2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
CH3COOH + C2H5OH = C2H5COOCH3 + H2O =>
CH3COOH + C2H5OH = C2H5COOCH3 + H2O
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Cr(s) + Fe(NO3)2(aq) = Fe(s) + Cr(NO3)3(aq) =>
2 Cr(s) + 3 Fe(NO3)2(aq) = 3 Fe(s) + 2 Cr(NO3)3(aq)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
FeI2 = Fe + I =>
FeI2 = Fe + 2 I
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr{3+} + H2O + ClO2 = Cr2O7{2-} + H{+} + ClO2{-} =>
2 Cr{3+} + 7 H2O + 6 ClO2 = Cr2O7{2-} + 14 H{+} + 6 ClO2{-}
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
P + Fe2O3 = P4O10 + Fe =>
12 P + 10 Fe2O3 = 3 P4O10 + 20 Fe
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C4H90H + O2 = CO2 + H2O =>
4 C4H90H + 107 O2 = 16 CO2 + 182 H2O
C6H8O7 + NaHCO3 = CH3COONa + CO2 + H2O =>
4 C6H8O7 + 9 NaHCO3 = 9 CH3COONa + 15 CO2 + 7 H2O
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
Br2 + O2 = BrO =>
Br2 + O2 = 2 BrO
K + H2O = KOH + H =>
K + H2O = KOH + H
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Br2 + O2 = Br2O =>
2 Br2 + O2 = 2 Br2O
PbO(s) + NH3(g) = Pb(s) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3(g) = 3 Pb(s) + N2(g) + 3 H2O(l)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C4H8 + H2O = C4H10O =>
C4H8 + H2O = C4H10O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
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