| Équations équilibrées la veille |
2 MnCl2 + 4 NaOH + O2 = 2 MnO2 + 4 NaCl + 2 H2O
Fe + HClO2 = Fe(ClO2)2 + H2 =>
Fe + 2 HClO2 = Fe(ClO2)2 + H2
(NH4)2SO4 + BaCl2 = BaSO4(s) + NH4Cl(aq) =>
(NH4)2SO4 + BaCl2 = BaSO4(s) + 2 NH4Cl(aq)
CuO + [CH3NH3]Cl = Cu + CuCl2 + N2 + CO2 + H2O =>
10 CuO + 2[CH3NH3]Cl = 9 Cu + CuCl2 + N2 + 2 CO2 + 6 H2O
C4H0 + O2 = CO2 + H2O =>
4 C4H0 + 17 O2 = 16 CO2 + 2 H2O
C2H4O + Cr2O7{-2} + H{+} = C2H4O2 + Cr{+3} + H2O =>
3 C2H4O + Cr2O7{-2} + 8 H{+} = 3 C2H4O2 + 2 Cr{+3} + 4 H2O
FeOH + Al = AlOH + Fe =>
FeOH + Al = AlOH + Fe
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(NO3)3 + H2O =>
Na[Cr(OH)4] + 4 HNO3 = NaNO3 + Cr(NO3)3 + 4 H2O
Na2CO3 + SiO2 + H2O = Na2SiO3H2O + CO2 =>
Na2CO3 + SiO2 + H2O = Na2SiO3H2O + CO2
CH3Cl = C2H6 + Cl2 =>
2 CH3Cl = C2H6 + Cl2
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
CH3 + Cl = CH3Cl =>
CH3 + Cl = CH3Cl
H2SO3 = H2O + SO2 =>
H2SO3 = H2O + SO2
FeS + HC = H2S + FeC2 =>
FeS + 2 HC = H2S + FeC2
HI + AgNO3 = AgI + H2 + NO3 =>
2 HI + 2 AgNO3 = 2 AgI + H2 + 2 NO3
Cr(NO3)2 + H2SO4 = Cr(SO4)2 + NO3 + H2 =>
Cr(NO3)2 + 2 H2SO4 = Cr(SO4)2 + 2 NO3 + 2 H2
K2Cr2O7 + H2SO4 + CH3CH2OH = CH3CHO + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = 3 CH3CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
CH4 + H2O = HCOOH + H2 =>
CH4 + 2 H2O = HCOOH + 3 H2
Al11Cu12Sc = Al + Cu + Sc =>
Al11Cu12Sc = 11 Al + 12 Cu + Sc
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Ca(NO3)2 + KI = CaI2 + KNO3 =>
Ca(NO3)2 + 2 KI = CaI2 + 2 KNO3
S + SO3 = SO2 =>
S + 2 SO3 = 3 SO2
NaIO + C2H5OH = CH3CHO + NaI + H2O =>
NaIO + C2H5OH = CH3CHO + NaI + H2O
C6H5CH3 + KMnO4 + H2O = C6H5CH(OH)CH2(OH) + MnO2 + KOH =>
24 C6H5CH3 + 22 KMnO4 + 20 H2O = 21 C6H5CH(OH)CH2(OH) + 22 MnO2 + 22 KOH
Co(NO3)2 + NH3 = Co(NH3)6 + NO3 =>
Co(NO3)2 + 6 NH3 = Co(NH3)6 + 2 NO3
Ba(aq) + SO4(aq) = BaSO4(s) =>
Ba(aq) + SO4(aq) = BaSO4(s)
H2SO4NaOH + NaOH = Na2SO4 + H2O =>
H2SO4NaOH + NaOH = Na2SO4 + 2 H2O
Cu(OH)2 + NaHSO4 = CuSO4 + Na2SO4 + H2O =>
Cu(OH)2 + 2 NaHSO4 = CuSO4 + Na2SO4 + 2 H2O
CdCl2 + KOH = KCl + Cd(OH)2 =>
CdCl2 + 2 KOH = 2 KCl + Cd(OH)2
CuAl + HCl = AlCl + CuH =>
CuAl + HCl = AlCl + CuH
KBrO3 + H2SO4 + FeSO4 = KBr + Fe2(SO4)3H2O =>
KBrO3 + 3 H2SO4 + 6 FeSO4 = KBr + 3 Fe2(SO4)3H2O
Fe3 + Cl6 = FeCl2 =>
Fe3 + Cl6 = 3 FeCl2
Ag2SO4 + Ba(NO3)2 = BaSO4 + Ag(NO3) =>
Ag2SO4 + Ba(NO3)2 = BaSO4 + 2 Ag(NO3)
(CH3)2CHCOONa + NaOH = C3H8 + Na2CO3 =>
(CH3)2CHCOONa + NaOH = C3H8 + Na2CO3
C8H7 + OH = C8H8O2 + H2O =>
C8H7 + 3 OH = C8H8O2 + H2O
C4H6 + HCl = C4H6Cl + H2 =>
2 C4H6 + 2 HCl = 2 C4H6Cl + H2
(CH3)3NHNO3 + H2O = H3O + (CH3)3N2O3 =>
(CH3)3NHNO3 + H2O = H3O + (CH3)3N2O3
calcium + phosphorus = Ca3P2 =>
3 Ca + 2 P = Ca3P2
HNO3 + LiHO = LiNO3 + H2O =>
HNO3 + LiHO = LiNO3 + H2O
HClO4 + KClO = KClO4 + HClO =>
HClO4 + KClO = KClO4 + HClO
O2N + H2O = O3NH + ON =>
3 O2N + H2O = 2 O3NH + ON
Br2 + S2O3{-} + H2O = Br1{-} + SO42{-} + H{+} =>
161 Br2 + 2 S2O3{-} + 162 H2O = 322 Br1{-} + 4 SO42{-} + 324 H{+}
KClO3 + Mg = KCl + MgO =>
KClO3 + 3 Mg = KCl + 3 MgO
B2H6 + KMnO4 + H2O = H3BO3 + MnO2 + KOH =>
B2H6 + 4 KMnO4 + 2 H2O = 2 H3BO3 + 4 MnO2 + 4 KOH
CuNO3 + Na2CO3 = Cu2CO3 + NaNO3 =>
2 CuNO3 + Na2CO3 = Cu2CO3 + 2 NaNO3
LiOH + CaS = Ca(OH)2 + Li2S =>
2 LiOH + CaS = Ca(OH)2 + Li2S
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s) =>
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s)
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCHO + H2O =>
Cr2O7{-2} + 3 CH3OH + 8 H{+} = 2 Cr{3+} + 3 HCHO + 7 H2O
F2 + NaI = NaF + I2 =>
F2 + 2 NaI = 2 NaF + I2
NaHCO3 + KH2PO4 = K3PO4 + Na2HPO4 + CO2 + H2O =>
4 NaHCO3 + 3 KH2PO4 = K3PO4 + 2 Na2HPO4 + 4 CO2 + 4 H2O
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