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2 Fe + 3 MgSO4 = Fe2(SO4)3 + 3 Mg
Li2S(s) = Li(s) + S8(s) =>
8 Li2S(s) = 16 Li(s) + S8(s)
C12H22O11 + O2 = CO + H2O =>
C12H22O11 + 6 O2 = 12 CO + 11 H2O
Br + NaOH2 = NaBr + H2O =>
Br + NaOH2 = NaBr + H2O
Fe + MgSO4 = Fe2(SO4)3 + Mg =>
2 Fe + 3 MgSO4 = Fe2(SO4)3 + 3 Mg
Ca(HCO3)2Ca(OH)2 = CaCO3H2O =>
Ca(HCO3)2Ca(OH)2 = 2 CaCO3H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
SnCl2 + Br2 = SnCl4 + SnBr4 =>
2 SnCl2 + 2 Br2 = SnCl4 + SnBr4
P4 + O = P4O10 =>
P4 + 10 O = P4O10
HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + H2O =>
3 HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + 3 H2O
KClO4 + AgNO3 = AgCl + KNO3 + O2 =>
KClO4 + AgNO3 = AgCl + KNO3 + 2 O2
C2H6O + Cr2O7{-2} + H{+} = CO2 + Cr{+3} + H2O =>
C2H6O + 2 Cr2O7{-2} + 16 H{+} = 2 CO2 + 4 Cr{+3} + 11 H2O
C7H6O + H2O2 = C7H6O2 + H2O =>
C7H6O + H2O2 = C7H6O2 + H2O
H2 + MnO4 = HMnO4 =>
H2 + 2 MnO4 = 2 HMnO4
CH3COOH + Br2 = BrCH2COOH + HBr =>
CH3COOH + Br2 = BrCH2COOH + HBr
Ni + N2 = Ni3N4 =>
3 Ni + 2 N2 = Ni3N4
Ni(OH)2 + NH4OH = (Ni(NH3)4)(OH)2 + H2O =>
Ni(OH)2 + 4 NH4OH = (Ni(NH3)4)(OH)2 + 4 H2O
HCl(aq) + Fe(OH)3(s) = H2O + FeCl3 =>
3 HCl(aq) + Fe(OH)3(s) = 3 H2O + FeCl3
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3[Fe(CN)6] + MnSO4 + K2SO4 + H2O =>
5 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 5 K3[Fe(CN)6] + MnSO4 + 3 K2SO4 + 4 H2O
KMnO4 + HCl = Mn + Cl2 + K + H2O =>
KMnO4 + 8 HCl = Mn + 4 Cl2 + K + 4 H2O
C6H12 + Cl2 = C6H6Cl6 + HCl =>
C6H12 + 6 Cl2 = C6H6Cl6 + 6 HCl
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
KNO2 + H2SO4 + KBr = Br2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 H2SO4 + 2 KBr = Br2 + 2 NO + 2 K2SO4 + 2 H2O
CrBr + Al = AlBr3 + Cr =>
3 CrBr + Al = AlBr3 + 3 Cr
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
Zn(s) + HCl(aq) = ZnCl(aq) + H2(s) =>
2 Zn(s) + 2 HCl(aq) = 2 ZnCl(aq) + H2(s)
Fe + MgSO4 = Fe2(SO4)3 + Mg =>
2 Fe + 3 MgSO4 = Fe2(SO4)3 + 3 Mg
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
SnCl2 + Br2 = BrCl + Sn =>
SnCl2 + Br2 = 2 BrCl + Sn
H2PdCl4 + NH4OH = (NH4)2[PdCl4] + H2O =>
H2PdCl4 + 2 NH4OH = (NH4)2[PdCl4] + 2 H2O
KO2(s) + H20(l) = KOH + O2 =>
20 KO2(s) + H20(l) = 20 KOH + 10 O2
Fe + Ba(OH)2 = Fe(OH)3 + Ba =>
2 Fe + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba
Ni + N2 = Ni3N4 =>
3 Ni + 2 N2 = Ni3N4
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O =>
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O
Na2Cr2O7 + Cu(NO3)2 = NaNO3 + CuCr2O7 =>
Na2Cr2O7 + Cu(NO3)2 = 2 NaNO3 + CuCr2O7
C2H6O + Cr2O7{-2} + H{+} = C2H6O2 + Cr{+3} + H2O =>
3 C2H6O + Cr2O7{-2} + 8 H{+} = 3 C2H6O2 + 2 Cr{+3} + 4 H2O
K4[Fe(CN)6] + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + KNO3 + K2SO4 + MnSO4 + H2O =>
10 K4[Fe(CN)6] + 122 KMnO4 + 188 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 KNO3 + 51 K2SO4 + 122 MnSO4 + 188 H2O
Na + O2 + H2 = NaH4O2 =>
Na + O2 + 2 H2 = NaH4O2
MnO4 + H2 = Mn2O3 + H2O =>
2 MnO4 + 5 H2 = Mn2O3 + 5 H2O
CuCl2 + KNO3 = Cu(NO3)2 + KCl =>
CuCl2 + 2 KNO3 = Cu(NO3)2 + 2 KCl
Ni + N2 = Ni3N =>
6 Ni + N2 = 2 Ni3N
Al + Ni(SO4) = Al(SO4) + Ni =>
Al + Ni(SO4) = Al(SO4) + Ni
Cu(NO3)2 + HNO3 + NaOH = Cu(OH2) + NaNO3 + OH =>
Cu(NO3)2 + HNO3 + 3 NaOH = Cu(OH2) + 3 NaNO3 + 2 OH
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
C6H12 + Cl2 = C6H11 + HCl =>
2 C6H12 + Cl2 = 2 C6H11 + 2 HCl
NaHCO3 + HCl = CO2 + H2O + NaCl =>
NaHCO3 + HCl = CO2 + H2O + NaCl
KF + Mg(NO3)2 = KNO3 + MgF2 =>
2 KF + Mg(NO3)2 = 2 KNO3 + MgF2
Ni + N2 = NiN3 =>
2 Ni + 3 N2 = 2 NiN3
Ni + N2 = Ni2N3 =>
4 Ni + 3 N2 = 2 Ni2N3
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