| Équations équilibrées la veille |
MnO2 + 2 KI + 3 H2SO4 = I2 + 2 H2O + MnSO4 + 2 KHSO4
CO2 + CCl4 = CO2Cl4 + C =>
CO2 + CCl4 = CO2Cl4 + C
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N7O2 + O2 = NO2 =>
N7O2 + 6 O2 = 7 NO2
Cu + Fe(NO3)3 = Cu(NO3)2 + Fe =>
3 Cu + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 Fe
(C)2(H)2 + (O)2 = (CO)2 + H2O =>
2(C)2(H)2 + 3(O)2 = 2(CO)2 + 2 H2O
CaC2 + O2 = Ca + CO2 =>
CaC2 + 2 O2 = Ca + 2 CO2
[Cu(NH3)4(H2O)2](OH)2 + H2S = CuS + (NH4)2S + H2O =>
[Cu(NH3)4(H2O)2](OH)2 + 3 H2S = CuS + 2(NH4)2S + 4 H2O
CH3CH2COOH + NaOH = C2H6 + Na2CO3 + H2O =>
CH3CH2COOH + 2 NaOH = C2H6 + Na2CO3 + H2O
Mg(OH)2 + H3PO3 = Mg(HPO3) + H2O =>
Mg(OH)2 + H3PO3 = Mg(HPO3) + 2 H2O
H2SO4 + Al(NO3)3 = Al2(SO4)3 + HNO3 =>
3 H2SO4 + 2 Al(NO3)3 = Al2(SO4)3 + 6 HNO3
CuSO4 + NaHO = CuHO + NaSO4 =>
CuSO4 + NaHO = CuHO + NaSO4
Z + H3PO4 = H2 + ZPO4 =>
2 Z + 2 H3PO4 = 3 H2 + 2 ZPO4
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
AgCl + Na2S2O3*5H2O = Na3[Ag(S2O3)2] + NaCl + H2O =>
AgCl + 2 Na2S2O3*5H2O = Na3[Ag(S2O3)2] + NaCl + 10 H2O
nitrogentribromide = nitrogen + bromine =>
2 NBr3 = N2 + 3 Br2
CuO + Br2 = CuBr2 + O2 =>
2 CuO + 2 Br2 = 2 CuBr2 + O2
Fe2 + CO2 = Fe2O2 + CO =>
Fe2 + 2 CO2 = Fe2O2 + 2 CO
SrS + HI = SrI2 + H2S =>
SrS + 2 HI = SrI2 + H2S
NaSO3 + NaClO = NaCl + NaSO4 =>
NaSO3 + NaClO = NaCl + NaSO4
GBF3 = GB + F2 =>
2 GBF3 = 2 GB + 3 F2
FeI2 + Na2S2O3 = NaI + Fe2S2O3 + I2 =>
2 FeI2 + Na2S2O3 = 2 NaI + Fe2S2O3 + I2
Cu + H2SO4 + KNO3 = CuSO4 + NO + K2SO4 + H2O =>
3 Cu + 4 H2SO4 + 2 KNO3 = 3 CuSO4 + 2 NO + K2SO4 + 4 H2O
NaBrCl = NaClBr =>
NaBrCl = NaClBr
La2O3 + As2O5 + Eu2O3 = La995Eu5As1000O4000 =>
995 La2O3 + 1000 As2O5 + 5 Eu2O3 = 2 La995Eu5As1000O4000
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C2H5NH2(g) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
4 C2H5NH2(g) + 15 O2(g) = 8 CO2(g) + 14 H2O(l) + 2 N2(g)
C4H8 + ClH2 = ClC4H10 =>
C4H8 + ClH2 = ClC4H10
SbCl + Cl2 = SbCl3 =>
SbCl + Cl2 = SbCl3
As + (O2) = As2O3 =>
4 As + 3(O2) = 2 As2O3
H2O + HCl = ClO + H3 =>
H2O + HCl = ClO + H3
Mg(CH3COO)2 + H2C2O4 = Mg(C2O4) + CH3COOH =>
Mg(CH3COO)2 + H2C2O4 = Mg(C2O4) + 2 CH3COOH
(NH4)2HPO4 + MgCl2 + NH4OH = MgNH4PO4 + (NH4)Cl + H2O =>
(NH4)2HPO4 + MgCl2 + NH4OH = MgNH4PO4 + 2(NH4)Cl + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH3NH2 + KOH = CH3NHK + H2O =>
CH3NH2 + KOH = CH3NHK + H2O
NiOOH + H2O = Ni(OH)2 + O2 =>
4 NiOOH + 2 H2O = 4 Ni(OH)2 + O2
O2 + C5H10 = CO + H2O =>
5 O2 + C5H10 = 5 CO + 5 H2O
Mg + O + H2O = Mg(OH)2 =>
Mg + O + H2O = Mg(OH)2
Mg(NO3)2 + Pb(C2H3O2)2 = Mg(C2H3O2)2 + Pb(NO3)2 =>
Mg(NO3)2 + Pb(C2H3O2)2 = Mg(C2H3O2)2 + Pb(NO3)2
C13H27OH + O2 = CO2 + H2O =>
2 C13H27OH + 39 O2 = 26 CO2 + 28 H2O
Na3PO4(aq) + SrCl2(aq) = NaCl(aq) + Sr3(PO4)2(s) =>
2 Na3PO4(aq) + 3 SrCl2(aq) = 6 NaCl(aq) + Sr3(PO4)2(s)
C6H5CH2CH3 + KMnO4 + KOH = C6H5COOK + K2MnO4 + H2O =>
7 C6H5CH2CH3 + 54 KMnO4 + 62 KOH = 8 C6H5COOK + 54 K2MnO4 + 46 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Ba(OH)2 + N2O3 = BaOHNO2 + H2O =>
2 Ba(OH)2 + N2O3 = 2 BaOHNO2 + H2O
Cl2 + AgNO3 + H2O = AgCl + HNO3 + AgClO2 =>
2 Cl2 + 4 AgNO3 + 2 H2O = 3 AgCl + 4 HNO3 + AgClO2
H2O2 + Ca(OH)2 = CaO2 + H2O =>
H2O2 + Ca(OH)2 = CaO2 + 2 H2O
NO2 + H2O = HNO3 + N2O =>
8 NO2 + 3 H2O = 6 HNO3 + N2O
Al2S3 + NaOH = NaAl(OH)4 + Na2S =>
Al2S3 + 8 NaOH = 2 NaAl(OH)4 + 3 Na2S
Al + HBr = AlBr3 + H2 = =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
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