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4 N3P7 = 6 N2 + 7 P4
NaF = Na + F2 =>
2 NaF = 2 Na + F2
Fe + NaOH + H2O = Na2[Fe(OH)4] + H2 =>
Fe + 2 NaOH + 2 H2O = Na2[Fe(OH)4] + H2
KOH + Mn2O3 + KNO3 = K2MnO4 + KNO2 + H2O =>
4 KOH + Mn2O3 + 3 KNO3 = 2 K2MnO4 + 3 KNO2 + 2 H2O
HCl2 + MgOH = MgCl2 + H2O =>
HCl2 + MgOH = MgCl2 + H2O
C2H2 = CH =>
C2H2 = 2 CH
(NH4)2SO4 + NaOH = Na2SO4 + H2O(NH3) =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O(NH3)
CO2 + H2O + HF = C2H3OF + O2 =>
2 CO2 + H2O + HF = C2H3OF + 2 O2
H2SO4 + HI = HS + I + HO =>
H2SO4 + 3 HI = HS + 3 I + 4 HO
Cu(NO3)2 + Na3BO3 = Cu3(BO3)2 + NaNO3 =>
3 Cu(NO3)2 + 2 Na3BO3 = Cu3(BO3)2 + 6 NaNO3
C2O4{2-} + MnO4{-} + H{+} = CO4 + Mn{2+} + H2O =>
C2O4{2-} + 2 MnO4{-} + 8 H{+} = 2 CO4 + 2 Mn{2+} + 4 H2O
Cu(NO3)2 + Na3BO3 = Cu3(BO3)2 + NaNO3 =>
3 Cu(NO3)2 + 2 Na3BO3 = Cu3(BO3)2 + 6 NaNO3
SrCl2 + Ca = CaCl2 + Sr =>
SrCl2 + Ca = CaCl2 + Sr
HIO3 + Cr(OH)3 = CrIO3(OH)2 + H2O =>
HIO3 + Cr(OH)3 = CrIO3(OH)2 + H2O
Z + H2S = H2 + ZS =>
Z + H2S = H2 + ZS
S03 + O2 = S2O3 =>
4 S03 + 9 O2 = 6 S2O3
CuSO4 + NH3 = CuNH3 + SO4 =>
CuSO4 + NH3 = CuNH3 + SO4
Cl2(g) + NaI(s) = NaCl(s) + I2(g) =>
Cl2(g) + 2 NaI(s) = 2 NaCl(s) + I2(g)
CH3CH2ONaH2O = CH3CH2OHNaOH =>
CH3CH2ONaH2O = CH3CH2OHNaOH
HIO + FeSO4 + H2SO4 = Fe2(SO4)3 + HI + H2O =>
HIO + 2 FeSO4 + H2SO4 = Fe2(SO4)3 + HI + H2O
Mg + OH{-} = MgO2{2-} + H2 =>
Mg + 2 OH{-} = MgO2{2-} + H2
CaCl2(s) = Ca(s)Cl2(g) =>
CaCl2(s) = Ca(s)Cl2(g)
CuSO4 + NH3 = CuNH3 + SO4 =>
CuSO4 + NH3 = CuNH3 + SO4
S03 + O2 = S2O3 =>
4 S03 + 9 O2 = 6 S2O3
SO4 + SO2 = SO3 =>
SO4 + SO2 = 2 SO3
NaCl + CaSO4 = Na2SO4 + CaCl2 =>
2 NaCl + CaSO4 = Na2SO4 + CaCl2
(NH4)Br + AgNO3 = NH4NO3 + AgBr =>
(NH4)Br + AgNO3 = NH4NO3 + AgBr
FeCl2 + K2CrO4 + KOH + H2O = Fe(OH)3 + KCl + CrCl3 =>
3 FeCl2 + K2CrO4 + KOH + 4 H2O = 3 Fe(OH)3 + 3 KCl + CrCl3
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2 =>
Zn(NO3)2K4Fe(CN)6 = ZnK4Fe(CN)6(NO3)2
CaCl2(s) = CaCl2(aq) =>
CaCl2(s) = CaCl2(aq)
Ca + H(NO3) = H + Ca(NO3) =>
Ca + H(NO3) = H + Ca(NO3)
KHCO3 = K2CO3H2OCO2 =>
2 KHCO3 = K2CO3H2OCO2
NaBr + Na2S2O8 = Br2 + Na2SO4 =>
2 NaBr + Na2S2O8 = Br2 + 2 Na2SO4
LiCIO3 = Li + CIO3 =>
LiCIO3 = Li + CIO3
Al + C2 = Al4C3 =>
8 Al + 3 C2 = 2 Al4C3
Cu2{+} + HCl = [CuCl4]2{+} + H2 =>
Cu2{+} + 8 HCl = [CuCl4]2{+} + 4 H2
HBrO4 + Fe(OH)3 = Fe(BrO4)3 + H2O =>
3 HBrO4 + Fe(OH)3 = Fe(BrO4)3 + 3 H2O
C7H5O3SN = C + H2 + O2 + S + N2 =>
2 C7H5O3SN = 14 C + 5 H2 + 3 O2 + 2 S + N2
Pb(NO3)2 + NaOH = PbNa + OH(NO3)2 =>
Pb(NO3)2 + NaOH = PbNa + OH(NO3)2
PHCl = PClH =>
PHCl = PClH
Pb + OH = HPbO2 + H2O =>
Pb + 3 OH = HPbO2 + H2O
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
C(s)Cl2(g) = CCl2 =>
C(s)Cl2(g) = CCl2
Mg(NO3)2 + Rb2S = MgS + RbNO3 =>
Mg(NO3)2 + Rb2S = MgS + 2 RbNO3
KClO(aq) + HI(aq) = KI(aq) + HClO(aq) =>
KClO(aq) + HI(aq) = KI(aq) + HClO(aq)
Al + CaCO3 = Ca + Al2(CO3)3 =>
2 Al + 3 CaCO3 = 3 Ca + Al2(CO3)3
Fe5 + O2 = Fe2O3 =>
4 Fe5 + 15 O2 = 10 Fe2O3
Al(OH)3MgCl2 = AlCl2Mg(OH)3 =>
Al(OH)3MgCl2 = AlCl2Mg(OH)3
Cr(OH)4{-} + MnO4{-} = MnO2 + CrO4{2-} + H2O =>
Cr(OH)4{-} + MnO4{-} = MnO2 + CrO4{2-} + 2 H2O
C9H14O6 + O2 = CO2 + H2O =>
2 C9H14O6 + 19 O2 = 18 CO2 + 14 H2O
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