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4 P + 5 O2 = 2 P2O5*
C9H12Br + Na = C9H12 + NaBr =>
C9H12Br + Na = C9H12 + NaBr
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaCr02 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCr02 + 13 Br2 + 32 NaOH = 4 Na2CrO4 + 26 NaBr + 16 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cl2 + S2O3{2-} + H2O = Cl{-} + SO4{2-} + H{+} =>
4 Cl2 + S2O3{2-} + 5 H2O = 8 Cl{-} + 2 SO4{2-} + 10 H{+}
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
C4H6 + HBr = C4H7Br =>
C4H6 + HBr = C4H7Br
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C6H8O7 + H2O2 = CH2O2 + H2O =>
C6H8O7 + 3 H2O2 = 6 CH2O2 + H2O
S + Al = AlS =>
S + Al = AlS
PbCl2 + AgNO3 = AgCl + Pb(NO3)2 =>
PbCl2 + 2 AgNO3 = 2 AgCl + Pb(NO3)2
V2O5 + H2C2O4 = VO(C2O4) + CO2 + H2O =>
V2O5 + 3 H2C2O4 = 2 VO(C2O4) + 2 CO2 + 3 H2O
K3[Fe(CN)6] + Cu(NO3)2 = Cu3[Fe(CN)6] + K(NO3)2 =>
K3[Fe(CN)6] + 3 Cu(NO3)2 = Cu3[Fe(CN)6] + 3 K(NO3)2
NaN3 + NaNO3 = Na2O + N2 =>
5 NaN3 + NaNO3 = 3 Na2O + 8 N2
AlCl3 = Al + Cl =>
AlCl3 = Al + 3 Cl
Na(OH) + Ca(OH)2 + Cl = Ca(OCl)2 + NaCl + H2O =>
2 Na(OH) + Ca(OH)2 + 4 Cl = Ca(OCl)2 + 2 NaCl + 2 H2O
IO3{-} + H3O{+} + I({-}) = I2 + H2O =>
IO3{-} + 6 H3O{+} + 5 I({-}) = 3 I2 + 9 H2O
K2CO315H2O + C17H35COOH = C17H35COOK + H2O + CO2 =>
K2CO315H2O + 8 C17H35COOH = 2 C17H35COOK + 110 H2O + 109 CO2
NH4 + CaCO3 = Ca + (NH4)2CO3 =>
2 NH4 + CaCO3 = Ca + (NH4)2CO3
S + O2 = SO2 =>
S + O2 = SO2
CaCl + NaOH = NaCl + CaOH =>
CaCl + NaOH = NaCl + CaOH
NH3 + O4 = H2O + NO =>
8 NH3 + 5 O4 = 12 H2O + 8 NO
Ba + (HNO)3 = Ba(NO)3 + H2 =>
2 Ba + 2(HNO)3 = 2 Ba(NO)3 + 3 H2
Cu + H2SO4 = CuSO4SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4SO2 + 2 H2O
C20H16O4 + NaOH = NaC20O4 + H16OH =>
C20H16O4 + NaOH = NaC20O4 + H16OH
C2H5CHO + O2 = C2H5COOH =>
2 C2H5CHO + O2 = 2 C2H5COOH
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C + NH4NO3 = CO2 + H2O + N2 =>
C + 2 NH4NO3 = CO2 + 4 H2O + 2 N2
(CH3CH2)2NH + O2 = N2 + CO2 + H2O =>
4(CH3CH2)2NH + 27 O2 = 2 N2 + 16 CO2 + 22 H2O
CuO2H2 + H4P2O7 = Cu2P2O7 + H2O =>
2 CuO2H2 + H4P2O7 = Cu2P2O7 + 4 H2O
H2CrO4 + Fe(OH)3 = Fe2(CrO4)3 + H2O =>
3 H2CrO4 + 2 Fe(OH)3 = Fe2(CrO4)3 + 6 H2O
Fe + NaCl + H2O = FeCl1 + NaOH + H2 =>
2 Fe + 2 NaCl + 2 H2O = 2 FeCl1 + 2 NaOH + H2
Na = Na20 = NaOH =>
20 Na = Na20
KI(aw) + Br2(aw) = I2(aw) + KBr(aq) =>
2 KI(aw) + Br2(aw) = I2(aw) + 2 KBr(aq)
CU + HBr = CUBr2 + H2 =>
CU + 2 HBr = CUBr2 + H2
C8H9Br + KOH = C8H8 + KBr + H2O =>
C8H9Br + KOH = C8H8 + KBr + H2O
KNO3 + Mg(OH)2 = KOH + Mg(NO3)2 =>
2 KNO3 + Mg(OH)2 = 2 KOH + Mg(NO3)2
Pb(NO3)2 + (Na)2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + (Na)2SO4 = PbSO4 + 2 NaNO3
CaCO3 + SO3 = CO2 + CaSO4 =>
CaCO3 + SO3 = CO2 + CaSO4
Al(s) + HNO3(aq) = Al(NO3)2(aq) + NO(g) + H2O(l) =>
3 Al(s) + 8 HNO3(aq) = 3 Al(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Fe(CrO2)2 + K2CO3 + NaNO3 = Fe2O3 + K2CrO4 + NaNO2 + CO2 =>
2 Fe(CrO2)2 + 4 K2CO3 + 7 NaNO3 = Fe2O3 + 4 K2CrO4 + 7 NaNO2 + 4 CO2
CO2 + (Ca(OH)2) = CaCO3 + H2O =>
CO2 + (Ca(OH)2) = CaCO3 + H2O
NiBr2*3H2O + (C6H5)3P = [(C6H5)3P]2NiBr2 + H2O =>
NiBr2*3H2O + 2(C6H5)3P = [(C6H5)3P]2NiBr2 + 3 H2O
C6H12O(s) + O2(g) = CO2(g) + H2O(g) =>
2 C6H12O(s) + 17 O2(g) = 12 CO2(g) + 12 H2O(g)
Na2Cr2O7 + Na2SO3 + H2O = Cr2(SO4)3 + NaOH =>
Na2Cr2O7 + 3 Na2SO3 + 4 H2O = Cr2(SO4)3 + 8 NaOH
O2 + S0 + H2O = H2SO4 =>
3 O2 + 2 S0 + 2 H2O = 2 H2SO4
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