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Ni(NH3)6 + S = NiS + 6 NH3
C35H35O + O2 = CO2 + H2O =>
4 C35H35O + 173 O2 = 140 CO2 + 70 H2O
MgSO4(aq) + Na2CO3(aq) = MgCO3(s) + Na2SO4(s) =>
MgSO4(aq) + Na2CO3(aq) = MgCO3(s) + Na2SO4(s)
CuO + Pb = Cu + PbO =>
CuO + Pb = Cu + PbO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
(NH4)3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2(s) + NH3(g) + H2O(l) =>
2(NH4)3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2(s) + 6 NH3(g) + 6 H2O(l)
C6H5CH3CH2 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
35 C6H5CH3CH2 + 54 KMnO4 + 81 H2SO4 = 40 C6H5COOH + 54 MnSO4 + 27 K2SO4 + 136 H2O
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
ZnO + Na2CO3 = ZnCO3 + Na2O =>
ZnO + Na2CO3 = ZnCO3 + Na2O
Cu + KMnO4 + H2SO4 = MnSO4 + CuSO4 + K2SO4 + H2O =>
5 Cu + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 CuSO4 + K2SO4 + 8 H2O
Ba(NO3)2 + K(SCN) = Ba(SCN)2 + K(NO3) =>
Ba(NO3)2 + 2 K(SCN) = Ba(SCN)2 + 2 K(NO3)
Co + S = Co2S3 =>
2 Co + 3 S = Co2S3
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(aq) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(aq)
Ni(NO3)2 + C2H6N4O2 = NiO + H2O + N2 + CO2 =>
Ni(NO3)2 + C2H6N4O2 = NiO + 3 H2O + 3 N2 + 2 CO2
CaCl2 + H2ONa2CO3 = CaCO3 + NaCl + H2O =>
CaCl2 + H2ONa2CO3 = CaCO3 + 2 NaCl + H2O
MgCl2 + KNO3 = K2Cl2 + Mg(NO3)2 =>
MgCl2 + 2 KNO3 = K2Cl2 + Mg(NO3)2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Fe(OH)2 + CrO4{-} + H2O = Fe(OH)3 + Cr(OH)4{-}_OH{-} =>
4 Fe(OH)2 + CrO4{-} + 4 H2O = 4 Fe(OH)3 + Cr(OH)4{-}_OH{-}
Hg + K2Cr2O7 + HCl = HgCl + H2O + KCl + CrCl3 =>
6 Hg + K2Cr2O7 + 14 HCl = 6 HgCl + 7 H2O + 2 KCl + 2 CrCl3
NaHS + I2 = HI + NaI + S =>
NaHS + I2 = HI + NaI + S
Pb(NO2)2 + KI = PbI2 + KNO2 =>
Pb(NO2)2 + 2 KI = PbI2 + 2 KNO2
Fe(s) + Au(NO3)3(aq) = Au3(s) + Fe(NO3)3(aq) =>
3 Fe(s) + 3 Au(NO3)3(aq) = Au3(s) + 3 Fe(NO3)3(aq)
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
CF2Cl2 + H2 = HCl + CH2F2 =>
CF2Cl2 + 2 H2 = 2 HCl + CH2F2
Ba + CuSO4 + H2O = Ba(SO4)2 + Cu(OH)2 + H2 =>
Ba + 2 CuSO4 + 4 H2O = Ba(SO4)2 + 2 Cu(OH)2 + 2 H2
HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + HNO3(ac) =>
2 HI(ac) + Cu(NO3)2(ac) = CuI2(ac) + 2 HNO3(ac)
Tc + P4 = Tc3P7 =>
12 Tc + 7 P4 = 4 Tc3P7
Ag2SO4(s) + K2CrO4(aq) = Ag2CrO4(s) + K2SO4(aq) =>
Ag2SO4(s) + K2CrO4(aq) = Ag2CrO4(s) + K2SO4(aq)
Cr2O7{-2} + H{+} + e = Cr2{6-} + H2O =>
Cr2O7{-2} + 14 H{+} + 18e = Cr2{6-} + 7 H2O
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
KMnO4 + H2SO3 = MnSO4 + K2SO4 + H2SO4 + H2O =>
2 KMnO4 + 5 H2SO3 = 2 MnSO4 + K2SO4 + 2 H2SO4 + 3 H2O
N2 + CO2 + H2O + O2 = C3H5N3O9 =>
6 N2 + 12 CO2 + 10 H2O + O2 = 4 C3H5N3O9
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
CH3COONaHCl = CH3COOHNaCl =>
CH3COONaHCl = CH3COOHNaCl
Cr + HNO3 = Cr(NO3)3 + NO + H2O =>
Cr + 4 HNO3 = Cr(NO3)3 + NO + 2 H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C7H10 + O2 = CO2 + H2O =>
2 C7H10 + 19 O2 = 14 CO2 + 10 H2O
NH4Cl(l) = NH3(l) + HCl(l) =>
NH4Cl(l) = NH3(l) + HCl(l)
MgO2 + HCl = Cl2 + MgCl2 + H2O =>
MgO2 + 4 HCl = Cl2 + MgCl2 + 2 H2O
Fe2(SO4)3 + BaCl2 = BaSO4 + FeCl3 =>
Fe2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 FeCl3
MgI2 + AgC2H3O2 = AgI + Mg(C2H3O2)2 =>
MgI2 + 2 AgC2H3O2 = 2 AgI + Mg(C2H3O2)2
SnI2 + Na2S = NaI + SnS =>
SnI2 + Na2S = 2 NaI + SnS
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