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2 NaNO3 + 2 Fe = Na2O + 2 NO + Fe2O3
HO + Cr(OH)3 = CrO4 + H2O =>
5 HO + Cr(OH)3 = CrO4 + 4 H2O
FeS + O2 = SO2 + Fe0 =>
FeS + O2 = SO2 + Fe0
CH3CH(NH2)CH3 + O2 = CO2 + N2 + H2O =>
4 CH3CH(NH2)CH3 + 21 O2 = 12 CO2 + 2 N2 + 18 H2O
CrCl2 + HF = CrF2 + HCl =>
CrCl2 + 2 HF = CrF2 + 2 HCl
Al(OH)3 + H2SeO = H2O + Al2SeO3 =>
2 Al(OH)3 + H2SeO = 4 H2O + Al2SeO3
CH3NH2 + NaOH = CH3NH2NaOH =>
CH3NH2 + NaOH = CH3NH2NaOH
C5H6 + C2O3 = C3 + H2O9 =>
3 C5H6 + 27 C2O3 = 23 C3 + 9 H2O9
Mg + Fe2(NO3)3 = Mg(NO3) + Fe =>
3 Mg + Fe2(NO3)3 = 3 Mg(NO3) + 2 Fe
Ag2OH + H2O2 = AgO + H2O =>
2 Ag2OH + 3 H2O2 = 4 AgO + 4 H2O
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4 + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4 + 2 KNO3(aq)
Li2O = Li + OO =>
2 Li2O = 4 Li + OO
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Bi(NO3)2 + SnCl2 + NaOH = Bi + Na2[Sn(OH)6] + NaNO3 + NaCl =>
Bi(NO3)2 + SnCl2 + 6 NaOH = Bi + Na2[Sn(OH)6] + 2 NaNO3 + 2 NaCl
Mn + FeCl = MnCl2 + Fe =>
Mn + 2 FeCl = MnCl2 + 2 Fe
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn(OH)2 + (H)3P(O)4 = (Zn)3(P(O)4)2 + (H)2O =>
3 Zn(OH)2 + 2(H)3P(O)4 = (Zn)3(P(O)4)2 + 6(H)2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Pb(NO3)2 + H2O2 + KOH = K2PbO3 + H2O + KNO3 =>
Pb(NO3)2 + H2O2 + 4 KOH = K2PbO3 + 3 H2O + 2 KNO3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
PH30 + O2 = P4O10 + H2O =>
4 PH30 + 35 O2 = P4O10 + 60 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Li + K(CO3) = K + Li2CO3 =>
2 Li + K(CO3) = K + Li2CO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MnCl2 + K2CrO4 = Mn(CrO4) + KCl =>
MnCl2 + K2CrO4 = Mn(CrO4) + 2 KCl
IO3{-} + HSO3{-} + H{+} = I2 + H2SO4 + H2O =>
2 IO3{-} + 5 HSO3{-} + 7 H{+} = I2 + 5 H2SO4 + H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Fe2O3 + C3H8 = Fe3O4 + CO2 + H2O =>
30 Fe2O3 + C3H8 = 20 Fe3O4 + 3 CO2 + 4 H2O
CO2 + Ca(OH)2 = CCaO3 + H2O =>
CO2 + Ca(OH)2 = CCaO3 + H2O
FeSO4 + KMnO4 + KHSO4 = Fe2(SO4)3 + MnSO + K2SO4 + H2O =>
22 FeSO4 + 2 KMnO4 + 28 KHSO4 = 11 Fe2(SO4)3 + 2 MnSO + 15 K2SO4 + 14 H2O
Ba(NO3)2(aq) + Na2CrO4 = Na2(NO3)2 + BaCrO4 =>
Ba(NO3)2(aq) + Na2CrO4 = Na2(NO3)2 + BaCrO4
CaH4P2O8 + NaHCO3 = Ca3P2O8 + Na2HPO4 + H2O + CO2 =>
3 CaH4P2O8 + 8 NaHCO3 = Ca3P2O8 + 4 Na2HPO4 + 8 H2O + 8 CO2
Cu(NO3)2 + NiSO4 = CuSO4 + Ni(NO3)2 =>
Cu(NO3)2 + NiSO4 = CuSO4 + Ni(NO3)2
Li + HOH = Li2H + O2 =>
8 Li + 2 HOH = 4 Li2H + O2
H2O + Mg = H2 + OMg =>
H2O + Mg = H2 + OMg
KI + BaCl2 = KBa + ICl2 =>
KI + BaCl2 = KBa + ICl2
Pb{+2} + Cl{-} = Pb2 + Cl =>
2 Pb{+2} + 4 Cl{-} = Pb2 + 4 Cl
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca + AgCl = CaCl2 + Ag =>
Ca + 2 AgCl = CaCl2 + 2 Ag
Ag2Cr2O7 + KNO3 = AgNO3 + K2Cr2O7 =>
Ag2Cr2O7 + 2 KNO3 = 2 AgNO3 + K2Cr2O7
CoCl2 + H2O2 + NH3 + HCl = [CoCl(NH3)5]Cl2 + H2O =>
2 CoCl2 + H2O2 + 10 NH3 + 2 HCl = 2[CoCl(NH3)5]Cl2 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na2CO3 + Ba(NO3)2 = Na(NO3) + CO3Ba =>
Na2CO3 + Ba(NO3)2 = 2 Na(NO3) + CO3Ba
NaOH + H2SO4 = H2O(d) + Na2SO4(aq) =>
2 NaOH + H2SO4 = 2 H2O(d) + Na2SO4(aq)
LiCl + PbSO4 = LiSO4 + PbCl =>
LiCl + PbSO4 = LiSO4 + PbCl
CH3CH2OH + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O + CH3COOH =>
5 CH3CH2OH + 6 H2SO4 + 4 KMnO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 5 CH3COOH
Na2SO3 + NaOH + Cl2 = Na2SO4 + NaCl + H2O =>
Na2SO3 + 2 NaOH + Cl2 = Na2SO4 + 2 NaCl + H2O
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