| Équations équilibrées la veille |
2 FeCl3 + 2 NaOH = Fe2(OH)2 + 2 Cl3Na
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4 =>
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4
(NH4)NO3 + K2S = (NH4)2S + KNO3 =>
2(NH4)NO3 + K2S = (NH4)2S + 2 KNO3
CH2CHCH2CHCH2 + KMnO4 + H2SO4 = HOOCCH2COOH + K2SO4 + MnSO4 + H2O =>
15 CH2CHCH2CHCH2 + 44 KMnO4 + 66 H2SO4 = 25 HOOCCH2COOH + 22 K2SO4 + 44 MnSO4 + 76 H2O
Al(s) + PbCl2(s) = AlCl3(aq) + Pb(s) =>
2 Al(s) + 3 PbCl2(s) = 2 AlCl3(aq) + 3 Pb(s)
HOOCCH(OH)CH(OH)COOH + CH3OH = CH3OOCCH(OH)CH(OH)COOCH3 + H2O =>
HOOCCH(OH)CH(OH)COOH + 2 CH3OH = CH3OOCCH(OH)CH(OH)COOCH3 + 2 H2O
C3H6O2 + KMnO4 + H2O = C3H8O4 + MnO2 + KOH =>
3 C3H6O2 + 2 KMnO4 + 4 H2O = 3 C3H8O4 + 2 MnO2 + 2 KOH
H2S + HSO3{-} = HS{-} + H2SO3 =>
H2S + HSO3{-} = HS{-} + H2SO3
MgBr2 + Cl = MgCl2 + Br2 =>
MgBr2 + 2 Cl = MgCl2 + Br2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
HCl + GaOH = GaCl + H2O =>
HCl + GaOH = GaCl + H2O
C6H6N4O7 = CO2 + C + H2 + N2O =>
2 C6H6N4O7 = 5 CO2 + 7 C + 6 H2 + 4 N2O
O2 + H12 + C6 = O2H12C6 =>
O2 + H12 + C6 = O2H12C6
Mg(NO3)2 + BaCl2 = MgCl2 + (NO3)2 + Ba =>
Mg(NO3)2 + BaCl2 = MgCl2 + (NO3)2 + Ba
CH3COOH + C5H11OH = C7H14O2 + H2O =>
CH3COOH + C5H11OH = C7H14O2 + H2O
Fe(CO3)3 + HCl = FeH + Cl(CO3)3 =>
Fe(CO3)3 + HCl = FeH + Cl(CO3)3
Au(NO3)3 + Mg = Mg(NO3)2 + Au =>
2 Au(NO3)3 + 3 Mg = 3 Mg(NO3)2 + 2 Au
NNH3 = N2 + H2 =>
2 NNH3 = 2 N2 + 3 H2
CuS + HNO3 = Cu(NO3)4 + S + H2O + NO =>
3 CuS + 16 HNO3 = 3 Cu(NO3)4 + 3 S + 8 H2O + 4 NO
CH2O + KMnO4 + H2SO4 = HCOOH + H2O + K2SO4 + MnSO4 =>
5 CH2O + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + 3 H2O + K2SO4 + 2 MnSO4
Al(s) + Zn(No3)3(aq) = Al(No3)3(aq) + Zn(s) =>
Al(s) + Zn(No3)3(aq) = Al(No3)3(aq) + Zn(s)
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
K2Cr2O7 + KI + H2(SO4) = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2(SO4) = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
UO3 + FeO = Fe2O3 + UO2 =>
UO3 + 2 FeO = Fe2O3 + UO2
NaOH + N2O3 = NaNO2 + H2O =>
2 NaOH + N2O3 = 2 NaNO2 + H2O
HCOOH + ZnCO3 = HCOOZn + H2O + CO2 =>
3 HCOOH + 2 ZnCO3 = 2 HCOOZn + 2 H2O + 3 CO2
ZnSO4 + CH3COONa + H2O = Zn(OH)2 + Na2SO4 + CH3COOH =>
ZnSO4 + 2 CH3COONa + 2 H2O = Zn(OH)2 + Na2SO4 + 2 CH3COOH
H3BO3 + NaOH = NaH2BO3 + H2O =>
H3BO3 + NaOH = NaH2BO3 + H2O
Ca + OH = Ca(OH)2 =>
Ca + 2 OH = Ca(OH)2
Ca + HC1 = CaC12 + H2(g) =>
Ca + 12 HC1 = CaC12 + 6 H2(g)
FeO3 + CO = CO2 + Fe =>
FeO3 + 3 CO = 3 CO2 + Fe
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + KOH =>
2 K2Cr2O7 + 6 NaHSO3 + 3 H2SO4 = 2 Cr2(SO4)3 + 3 Na2SO4 + 4 H2O + 4 KOH
HBr + Zn = ZnBr2 + H2 =>
2 HBr + Zn = ZnBr2 + H2
KIO3 + KI + H2SO4 = K2SO4 + H2O + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 I2
HNO3 = H + NO3 =>
HNO3 = H + NO3
CaSO4*2H2O + SO3 = CaSO4 + H2SO4 =>
CaSO4*2H2O + 2 SO3 = CaSO4 + 2 H2SO4
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
N2 + H2SO4 = NSO4 + H2 =>
N2 + 2 H2SO4 = 2 NSO4 + 2 H2
C6H8O7 + NaOH = C6H7NaO7 + H2O =>
C6H8O7 + NaOH = C6H7NaO7 + H2O
MoO2 + XeF2 = MoF + Xe + O =>
2 MoO2 + XeF2 = 2 MoF + Xe + 4 O
CH3OH + H2SO4 = CH3HSO4 + H2O =>
CH3OH + H2SO4 = CH3HSO4 + H2O
TiH4 + HNO2 = H2O + Ti(NO)4 =>
TiH4 + 4 HNO2 = 4 H2O + Ti(NO)4
C3H8(s) + O2(g) = CO2(s) + H2O =>
C3H8(s) + 5 O2(g) = 3 CO2(s) + 4 H2O
K2CO3 + H2O = H2CO3 + K + OH =>
K2CO3 + 2 H2O = H2CO3 + 2 K + 2 OH
K2CO3 + AlCl3 + H2O = KCl + Al(OH)3 + CO2 =>
3 K2CO3 + 2 AlCl3 + 3 H2O = 6 KCl + 2 Al(OH)3 + 3 CO2
C2H3Br2 + Br2 = C2H2Br2 + HBr =>
2 C2H3Br2 + Br2 = 2 C2H2Br2 + 2 HBr
MgN + H2O = NH3 + Mg(OH)2 + O2 =>
4 MgN + 10 H2O = 4 NH3 + 4 Mg(OH)2 + O2
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
HOOCCOOH + NaHCO3 = (COONa)2 + CO2 + H2O =>
HOOCCOOH + 2 NaHCO3 = (COONa)2 + 2 CO2 + 2 H2O
NaHO3 + CH3OOH = CH3COONa + CO2 + H2O =>
NaHO3 + 3 CH3OOH = CH3COONa + CO2 + 5 H2O
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