| Équations équilibrées la veille |
2 Cu + 4 H2(SO4) = Cu2(SO4)2 + 4 H2O + 2 SO2
Cr + HNO3 = Cr(NO3)3 + H2 =>
2 Cr + 6 HNO3 = 2 Cr(NO3)3 + 3 H2
Pb2S3 + HNO3 = Pb(NO3)3 + NO + S + H2O =>
Pb2S3 + 8 HNO3 = 2 Pb(NO3)3 + 2 NO + 3 S + 4 H2O
KClO3 + KI + H2SO4 = I2 + KCl + K2SO4 + H2O =>
KClO3 + 6 KI + 3 H2SO4 = 3 I2 + KCl + 3 K2SO4 + 3 H2O
HCl + Al2(CO3)3 = AlCl3 + H2O + CO2 =>
6 HCl + Al2(CO3)3 = 2 AlCl3 + 3 H2O + 3 CO2
K2C2O4 + Ca = K2 + CaC2O4 =>
K2C2O4 + Ca = K2 + CaC2O4
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
H3PO4 = H2O + H4P2O7 =>
2 H3PO4 = H2O + H4P2O7
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Na + FeCO3 = Na2CO3 + Fe =>
2 Na + FeCO3 = Na2CO3 + Fe
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
S + O2 = SO2 =>
S + O2 = SO2
Pb(NO3)2 + NO2CO3 = Pb(NO2)2 + CO3NO3 =>
Pb(NO3)2 + 2 NO2CO3 = Pb(NO2)2 + 2 CO3NO3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
C6H6O + Cr2O7{2-} + H{+} = CO2 + H2O + Cr{3+} =>
3 C6H6O + 14 Cr2O7{2-} + 112 H{+} = 18 CO2 + 65 H2O + 28 Cr{3+}
P4 + I2 = P3I2 =>
3 P4 + 4 I2 = 4 P3I2
Al + (CO4) = AlO + CO2 =>
2 Al + (CO4) = 2 AlO + CO2
NaOH + acetone + water = sodiumcarbonate + H2 =>
6 NaOH + CH3COCH3 + 2 H2O = 3 Na2CO3 + 8 H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KMnO4 + KCl + H2O = MnCl2 + KOH + Cl2 =>
2 KMnO4 + 14 KCl + 8 H2O = 2 MnCl2 + 16 KOH + 5 Cl2
FeCl2 + H2SO4 = Fe2(SO4)3 + FeCl3 + S + H2O =>
6 FeCl2 + 4 H2SO4 = Fe2(SO4)3 + 4 FeCl3 + S + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mn + H2O = MnO4 + H =>
Mn + 4 H2O = MnO4 + 8 H
CaP + H2O = CaHO + P3H3 =>
3 CaP + 3 H2O = 3 CaHO + P3H3
Ag(NH3)2OH + H2S = Ag2S + H2O + NH3 =>
2 Ag(NH3)2OH + H2S = Ag2S + 2 H2O + 4 NH3
C3H8O3 = C + H2 + O2 =>
2 C3H8O3 = 6 C + 8 H2 + 3 O2
BnCO3 + HNO3 = Bn(NO3)2 + CO2 + H2O =>
BnCO3 + 2 HNO3 = Bn(NO3)2 + CO2 + H2O
C(H3)N(O2) + C(H3)OH = C2H7NO3 =>
C(H3)N(O2) + C(H3)OH = C2H7NO3
CaP + H2O = CaHO + P3H3 =>
3 CaP + 3 H2O = 3 CaHO + P3H3
BeCl4 + NaOH = Be(OH)4 + NaCl =>
BeCl4 + 4 NaOH = Be(OH)4 + 4 NaCl
Al2O3*3H2SO4 = Al2(SO4)3*3H2O =>
Al2O3*3H2SO4 = Al2(SO4)3*3H2O
Cs2CO3 + B2O3 = CsBO2 + CO2 =>
Cs2CO3 + B2O3 = 2 CsBO2 + CO2
C2H5OH + NaBr + H2SO4 = NaHSO4 + C2H5Br + H2O =>
C2H5OH + NaBr + H2SO4 = NaHSO4 + C2H5Br + H2O
HBr + C7H6 = C7H8 + Br =>
2 HBr + C7H6 = C7H8 + 2 Br
ZnSO4 + H2SO4 = Zn(HSO4)2 =>
ZnSO4 + H2SO4 = Zn(HSO4)2
C8H8O3 + CH3OH = H2O + C8H9O3 =>
13 C8H8O3 + 8 CH3OH = 5 H2O + 14 C8H9O3
CH4SO2 = H2S + CO2 + H2 =>
CH4SO2 = H2S + CO2 + H2
CaP + H2O = Ca(OH)2 + P2H4 =>
2 CaP + 4 H2O = 2 Ca(OH)2 + P2H4
HNo3 + Ca(OH)2 = Ca(No3)2 + H2O =>
2 HNo3 + Ca(OH)2 = Ca(No3)2 + 2 H2O
CaP + H2O = CaHO + P3H3 =>
3 CaP + 3 H2O = 3 CaHO + P3H3
SrO2 + Os = OsO2 + SrO =>
2 SrO2 + Os = OsO2 + 2 SrO
CaP + H2O = CaHO + P3H3 =>
3 CaP + 3 H2O = 3 CaHO + P3H3
C2H6 + H2O = C2H6O + H2 =>
C2H6 + H2O = C2H6O + H2
FeCl3 + C = Fe + CCl4 =>
4 FeCl3 + 3 C = 4 Fe + 3 CCl4
LiOH(aq) + VCl3(aq) = LiCl(aq) + V(OH)3 =>
3 LiOH(aq) + VCl3(aq) = 3 LiCl(aq) + V(OH)3
Mg(NO3)2 + LiOH = Mg(OH)2 + Li(NO3) =>
Mg(NO3)2 + 2 LiOH = Mg(OH)2 + 2 Li(NO3)
(NH4)2SO4 + HNO3 = NH4NO3 + H2O + SO2 =>
4(NH4)2SO4 + 6 HNO3 = 7 NH4NO3 + 5 H2O + 4 SO2
CaP + H2O = CaHO + P3H3 =>
3 CaP + 3 H2O = 3 CaHO + P3H3
MgBr2 + AlN = Mg3N2 + AlBr3 =>
3 MgBr2 + 2 AlN = Mg3N2 + 2 AlBr3
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