| Équations équilibrées la veille |
6 Re + 8 Se + 4 Cs1 + 3 I2 = Cs4Re6Se8I6
Sn + FeCl3 = SnCl2 + FeCl =>
Sn + FeCl3 = SnCl2 + FeCl
H2 + I2 = H432I213 =>
432 H2 + 213 I2 = 2 H432I213
Mn + CH3COO = Mn(CH3COO)2 =>
Mn + 2 CH3COO = Mn(CH3COO)2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
MnO4{-} + NO2{-} + H{+} = Mn{+2} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{+2} + 5 NO3{-} + 3 H2O
Ag2O + HBr = H2O + Ag2Br2 =>
Ag2O + 2 HBr = H2O + Ag2Br2
MgSO4 + NaOH = Mg(OH)2 + SO4Na2 =>
MgSO4 + 2 NaOH = Mg(OH)2 + SO4Na2
BaF + KPO4 = KF + BaPO4 =>
BaF + KPO4 = KF + BaPO4
H6V10O28 + NaOH = NaVO3 + H2O =>
H6V10O28 + 10 NaOH = 10 NaVO3 + 8 H2O
BF3(s) + Li2SO3(s) = LiF(s) + B2(SO3)3(s) =>
2 BF3(s) + 3 Li2SO3(s) = 6 LiF(s) + B2(SO3)3(s)
H3CCCCH2COOH + O2 = CO2 + H2O =>
2 H3CCCCH2COOH + 11 O2 = 10 CO2 + 6 H2O
NaNO3 + H2SO3 = NaNO2 + H2SO4 =>
NaNO3 + H2SO3 = NaNO2 + H2SO4
C4H9OH + C3H7COOH = C7H15COOH + H2O =>
C4H9OH + C3H7COOH = C7H15COOH + H2O
(CH3)2CHCH2OH + C2H4O2 = CH3COOC5H11 + H2O =>
5(CH3)2CHCH2OH + 4 C2H4O2 = 4 CH3COOC5H11 + 5 H2O
Li2 + C + O2 = Li2CO3 =>
2 Li2 + 2 C + 3 O2 = 2 Li2CO3
Ni + KOH = KONi + H =>
Ni + KOH = KONi + H
C6H12O + Cl = C6Cl12O + HCl =>
C6H12O + 24 Cl = C6Cl12O + 12 HCl
Ba(NO3)2 + NH2SO3H + H2O = Ba(SO4) + NH4NO3 + HNO3 =>
Ba(NO3)2 + NH2SO3H + H2O = Ba(SO4) + NH4NO3 + HNO3
CaCO3 + C6H8O7 = Ca3(C6H5O7)2 + CO2 + H2O =>
3 CaCO3 + 2 C6H8O7 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O
AlBr3 + HOH = AlOHBr2 + HBr =>
AlBr3 + HOH = AlOHBr2 + HBr
SO2 + NH3 = N2 + S + H2O =>
3 SO2 + 4 NH3 = 2 N2 + 3 S + 6 H2O
Cu(NO3)2 + Ni(OH)2 = Cu(OH)2 + Ni(NO3)2 =>
Cu(NO3)2 + Ni(OH)2 = Cu(OH)2 + Ni(NO3)2
ZnCl2 + CO2 = ZnCO2 + Cl =>
ZnCl2 + CO2 = ZnCO2 + 2 Cl
CaSO3 + HBr = H2SO3 + CaBr2 =>
CaSO3 + 2 HBr = H2SO3 + CaBr2
C7H5ClO + NH4OH = C7H7NO + H2O + NH4Cl =>
C7H5ClO + 2 NH4OH = C7H7NO + 2 H2O + NH4Cl
KI + AgNO3 = KNO3 + AgI =>
KI + AgNO3 = KNO3 + AgI
CaBr2 + AgOH = Ca(OH)2 + AgBr =>
CaBr2 + 2 AgOH = Ca(OH)2 + 2 AgBr
HAuCl4 + K2CO3 + P = Au + KCl + KH2PO4 + K2HPO4 + CO2 =>
5 HAuCl4 + 12 K2CO3 + 3 P = 5 Au + 20 KCl + 2 KH2PO4 + K2HPO4 + 12 CO2
Na3AsO3 + NaHCO3 + I2 = Na3AsO4 + NaI + CO2 + H2O =>
Na3AsO3 + 2 NaHCO3 + I2 = Na3AsO4 + 2 NaI + 2 CO2 + H2O
CuSFeS2 + O2 = Fe2O3 + CuO + SO2 =>
4 CuSFeS2 + 17 O2 = 2 Fe2O3 + 4 CuO + 12 SO2
MnCO3 + O2 = Mn16O18 + CO2 =>
16 MnCO3 + O2 = Mn16O18 + 16 CO2
Gd(NO3)3 + NH4(OH) = Gd(OH)3 + NH4NO3 =>
Gd(NO3)3 + 3 NH4(OH) = Gd(OH)3 + 3 NH4NO3
Cu(OH)2 + Al = Cu + Al(OH)3 =>
3 Cu(OH)2 + 2 Al = 3 Cu + 2 Al(OH)3
XHOCl + HCl = XCl2 + H2O =>
XHOCl + HCl = XCl2 + H2O
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
CuSO4 + KOH + KIO4 + K2S2O8 = K4H4[O2Cu(IO6)2] + K2SO4 + H2O =>
CuSO4 + 8 KOH + 2 KIO4 + 2 K2S2O8 = K4H4[O2Cu(IO6)2] + 5 K2SO4 + 2 H2O
Na + CrCl3 + H2O2 = NaCl + Na2CrO4 + H2O =>
5 Na + CrCl3 + 4 H2O2 = 3 NaCl + Na2CrO4 + 4 H2O
H2SO + S = H2SOS =>
H2SO + S = H2SOS
Li2CO3 + AgNO3 = Li2Ag + CO3NO3 =>
Li2CO3 + AgNO3 = Li2Ag + CO3NO3
Mg(NO3)3 + Na2CO3 = Mg2(CO3)3 + NaNO3 =>
2 Mg(NO3)3 + 3 Na2CO3 = Mg2(CO3)3 + 6 NaNO3
P4 + O3 = P2O5 =>
3 P4 + 10 O3 = 6 P2O5
KMnO4 + Zn + H2SO4 = MnSO4 + ZnO3 + K2SO4 + H2O =>
6 KMnO4 + 5 Zn + 9 H2SO4 = 6 MnSO4 + 5 ZnO3 + 3 K2SO4 + 9 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
NH4ClO3 + MgSO4 = (NH4)2SO4 + Mg(ClO3)2 =>
2 NH4ClO3 + MgSO4 = (NH4)2SO4 + Mg(ClO3)2
O2 + H2S = H2SO4 =>
2 O2 + H2S = H2SO4
Zn(OH)2(NH3) = ZnO + NH3 + H2O =>
Zn(OH)2(NH3) = ZnO + NH3 + H2O
Br2 + AlCl = AlBr + Cl2 =>
Br2 + 2 AlCl = 2 AlBr + Cl2
CH3OH + NO2 = N2 + CO2 + H2O = OH =>
4 CH3OH + 6 NO2 = 3 N2 + 4 CO2 + 8 H2O
NiCo3 + O2 = NiO + Co =>
2 NiCo3 + O2 = 2 NiO + 6 Co
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