| Équations équilibrées la veille |
PCl3 + 3 H2O = P(OH)3 + 3 HCl
FeCl3 + K2C2O4 = K3(Fe(C2O4)3) + KCl =>
FeCl3 + 3 K2C2O4 = K3(Fe(C2O4)3) + 3 KCl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
[FeS2] + [NO3]{-} + H{+} = [SO4]{2-} + NO + H2O + Fe{3+} =>
[FeS2] + 5[NO3]{-} + 4 H{+} = 2[SO4]{2-} + 5 NO + 2 H2O + Fe{3+}
S2Cl2(l) + NH3(g) = S4N4(s) + S8(s) + NH4Cl(s) =>
6 S2Cl2(l) + 16 NH3(g) = S4N4(s) + S8(s) + 12 NH4Cl(s)
P4 + HNO3 = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3 = 4 H3PO4 + 20 NO2 + 4 H2O
K + Cl = KCl =>
K + Cl = KCl
(NH4)2S + Ni(OH)2 = NiS + NH3 + H2O =>
(NH4)2S + Ni(OH)2 = NiS + 2 NH3 + 2 H2O
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
K2CrO4 = K2 + CrO4 =>
K2CrO4 = K2 + CrO4
Zn(CH3COO)2 + CsOH = Zn(OH)2 + CsCH3COO =>
Zn(CH3COO)2 + 2 CsOH = Zn(OH)2 + 2 CsCH3COO
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
TiCl4 + Ti = TiCl3 =>
3 TiCl4 + Ti = 4 TiCl3
HNO3 + HJ = HJO3 + NO + H2O =>
2 HNO3 + HJ = HJO3 + 2 NO + H2O
Fe2(SO4)3 + CaI2 = FeI3 + CaSO4 =>
Fe2(SO4)3 + 3 CaI2 = 2 FeI3 + 3 CaSO4
C6H12 + I2 = C6H11I + HI =>
C6H12 + I2 = C6H11I + HI
CrO2Cl2 + S + H2O = Cr2O3 + SO2 + HCl =>
4 CrO2Cl2 + 3 S + 4 H2O = 2 Cr2O3 + 3 SO2 + 8 HCl
KBr + H3PO4 = HBr + KH2PO4 =>
KBr + H3PO4 = HBr + KH2PO4
Al + NH3 = Al(NH3)3 =>
Al + 3 NH3 = Al(NH3)3
Ni + Pb(CH3COO)2 = Ni(CH3COO)2 + Pb =>
Ni + Pb(CH3COO)2 = Ni(CH3COO)2 + Pb
KI + H2O2 = HI + KO =>
2 KI + H2O2 = 2 HI + 2 KO
Cu(NO3)2 + N2 + H2O = Cu(OH)2 + NH4NO3 =>
Cu(NO3)2 + 4 N2 + 11 H2O = Cu(OH)2 + 5 NH4NO3
NaHCO3 + H3C6H5O7 = CO2 + H2O + NaH5C6H5O7 =>
6 NaHCO3 + 7 H3C6H5O7 = 12 CO2 + H2O + 6 NaH5C6H5O7
C10 = C2 =>
C10 = 5 C2
HNO3 + Ca + H2O = N2O + Ca(OH)2 =>
2 HNO3 + 4 Ca + 3 H2O = N2O + 4 Ca(OH)2
HNO2 + KI + HC = I2 + N2*KC + H2O + O2 =>
8 HNO2 + 4 KI + 4 HC = 2 I2 + 4 N2*KC + 6 H2O + 5 O2
C2H4O2 + H2O = C2H3O2 + H3O =>
C2H4O2 + H2O = C2H3O2 + H3O
LiCO3 + (NH4)2CrO4 = Li2CrO4 + NH4CO3 =>
2 LiCO3 + (NH4)2CrO4 = Li2CrO4 + 2 NH4CO3
E + FG = EFG =>
E + FG = EFG
C10H8 + CHCl3 = (C10H7)3Cl + HCl =>
20 C10H8 + 10 CHCl3 = 7(C10H7)3Cl + 23 HCl
KFe[Fe(CN)6] + PbCr2O7 = KCr2O7 + Pb[Fe(CN)6] + Fe =>
KFe[Fe(CN)6] + PbCr2O7 = KCr2O7 + Pb[Fe(CN)6] + Fe
KOH + MnO + KClO3 = KMnO4 + KCl + H2O =>
6 KOH + 6 MnO + 5 KClO3 = 6 KMnO4 + 5 KCl + 3 H2O
K2S + Al(CH3COO)3 = KCH3COO + Al2S3 =>
3 K2S + 2 Al(CH3COO)3 = 6 KCH3COO + Al2S3
Fe + CCl4 + H2O = FeCl3 + Fe(OH)3 + CH4 =>
8 Fe + 3 CCl4 + 12 H2O = 4 FeCl3 + 4 Fe(OH)3 + 3 CH4
Fe2 + O2 = FeO4 =>
Fe2 + 4 O2 = 2 FeO4
Fe(OH)3 + H2 + SO4 = FeSO4 + H2O =>
2 Fe(OH)3 + 3 H2 + 2 SO4 = 2 FeSO4 + 6 H2O
Al + H2SO4 = Al2(SO4)3 + S + H2O =>
2 Al + 4 H2SO4 = Al2(SO4)3 + S + 4 H2O
KO2(s) + H20(l) = KOH(aq) + O2(g) =>
20 KO2(s) + H20(l) = 20 KOH(aq) + 10 O2(g)
KBr + K2Cr2O7 + H2SO4 = Br + Cr2(SO4)3 + K2SO4 + H2O =>
6 KBr + K2Cr2O7 + 7 H2SO4 = 6 Br + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
HAuCl4 + NaBH4 = Au + BH3 + HCl + NaCl =>
2 HAuCl4 + 3 NaBH4 = 2 Au + 3 BH3 + 5 HCl + 3 NaCl
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
K2C2O4 + AgClO3 = K2ClO3 + AgC2O4 =>
K2C2O4 + AgClO3 = K2ClO3 + AgC2O4
CH2ClCOOH + NH3 = NH3CH2COOH + Cl2 =>
2 CH2ClCOOH + 2 NH3 = 2 NH3CH2COOH + Cl2
P4S10 + NH3 = P3N5 + H2S =>
3 P4S10 + 20 NH3 = 4 P3N5 + 30 H2S
Cr2O3 + NaNO3 + Li2CO3 = Li2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 3 NaNO3 + 2 Li2CO3 = 2 Li2CrO4 + 3 NaNO2 + 2 CO2
CH3COOH + Cr = H2 + (CrCH3COO)3 =>
6 CH3COOH + 6 Cr = 3 H2 + 2(CrCH3COO)3
KBrO2 + K2S2O3 + H2O = KBr + K2S3O6 + KOH =>
2 KBrO2 + 3 K2S2O3 + H2O = 2 KBr + 2 K2S3O6 + 2 KOH
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + KCl3 + H2O =>
3 FeCl2 + KMnO4 + 8 HCl = 3 FeCl3 + MnCl2 + KCl3 + 4 H2O
NaO + H2O = NaOH{+} + OH{-} =>
NaO + H2O = NaOH{+} + OH{-}
HNO3 + HJ = HJO4 + NO + H2O =>
8 HNO3 + 3 HJ = 3 HJO4 + 8 NO + 4 H2O
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