| Équations équilibrées la veille |
Ca(OH)2 + CO2 = CaCO3 + H2O
K + C = K4C =>
4 K + C = K4C
AlSc = Al + Sc =>
AlSc = Al + Sc
Ti(CO3)2 + HCl = CO2 + H2O + TiCl4 =>
Ti(CO3)2 + 4 HCl = 2 CO2 + 2 H2O + TiCl4
NH3 + O3 = N2 + H2O =>
2 NH3 + O3 = N2 + 3 H2O
H2S + SO3 = H2SO4 + S =>
3 H2S + 4 SO3 = 3 H2SO4 + 4 S
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
HS + SO2 = S + H2O =>
4 HS + SO2 = 5 S + 2 H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
*4Fe + O2 = *2Fe2O2 =>
*4Fe + 2 O2 = *2Fe2O2
MnBr2(aq) + NaOH(aq) = Mn(OH)2 + Na2Br2 =>
MnBr2(aq) + 2 NaOH(aq) = Mn(OH)2 + Na2Br2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
HCl + Co(OH)Cl = CoCl2 + H2O =>
HCl + Co(OH)Cl = CoCl2 + H2O
CrCl3 + Na2S = NaCl + Cr2S3 =>
2 CrCl3 + 3 Na2S = 6 NaCl + Cr2S3
SO2 + NaCl + H2O = HCl + Na2SO3 =>
SO2 + 2 NaCl + H2O = 2 HCl + Na2SO3
Al(OH)3 + KOH = K[Al(OH)4] =>
Al(OH)3 + KOH = K[Al(OH)4]
Hg2SO4 + RbClO4 = HgClO4 + Rb2SO4 =>
Hg2SO4 + 2 RbClO4 = 2 HgClO4 + Rb2SO4
H2SO4 + Na2SO4 = NaH + SO4 =>
H2SO4 + Na2SO4 = 2 NaH + 2 SO4
K2Cr2O7 + KNO2 + H2SO4 = K2SO4 + KNO3 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = K2SO4 + 3 KNO3 + Cr2(SO4)3 + 4 H2O
H{+} + C6H5CHO + Cr2O7{2-} = C6H5COOH + Cr{3+} + H2O =>
8 H{+} + 3 C6H5CHO + Cr2O7{2-} = 3 C6H5COOH + 2 Cr{3+} + 4 H2O
HCl + CuSO4 = H + CuCl4 + SO4 =>
4 HCl + CuSO4 = 4 H + CuCl4 + SO4
Np + O2 = NpO2 =>
Np + O2 = NpO2
C9H17N4O9P + H2O = C9H16N4O6 + H3PO4 =>
C9H17N4O9P + H2O = C9H16N4O6 + H3PO4
CrI3 + KOH + Cl2 = K2CrO4 + KCl + H2O + KIO3 =>
2 CrI3 + 52 KOH + 21 Cl2 = 2 K2CrO4 + 42 KCl + 26 H2O + 6 KIO3
LiH + B2H6 = Li[BH4] =>
2 LiH + B2H6 = 2 Li[BH4]
H3AsO4 + Ag = Ag3AsO4 + H =>
H3AsO4 + 3 Ag = Ag3AsO4 + 3 H
Na3 + PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3 + 2 PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
K2SiO3 = K + SiO3 =>
K2SiO3 = 2 K + SiO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
HCOOH + Ca = Ca(HCOO)2Ca + H2 =>
2 HCOOH + 2 Ca = Ca(HCOO)2Ca + H2
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 3 H2SO4 + 10 NO + 8 H2O
HCl + Mg = MgCl + H2 =>
2 HCl + 2 Mg = 2 MgCl + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Co + I = CoI =>
Co + I = CoI
NH3 + H2SO4 = H2O + NO2 + H3SO =>
NH3 + H2SO4 = H2O + NO2 + H3SO
O3 + FeSO4*7H2O + H2SO4 = Fe2(SO4)3 + H2O =>
O3 + 6 FeSO4*7H2O + 3 H2SO4 = 3 Fe2(SO4)3 + 45 H2O
C2H6 + O2 = C2H2 + H2O =>
C2H6 + O2 = C2H2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HNO3 + K2SiO3 = KNO3 + H2SiO3 =>
2 HNO3 + K2SiO3 = 2 KNO3 + H2SiO3
BaCl2 + K2Cr2O7 + H2O + CH3COONa = BaCrO4 + KCl + CH3COOH + NaCl =>
2 BaCl2 + K2Cr2O7 + H2O + 2 CH3COONa = 2 BaCrO4 + 2 KCl + 2 CH3COOH + 2 NaCl
K2CO3 + CH3CO2H = KCH3CO2 + CO3 + H2O =>
6 K2CO3 + 11 CH3CO2H = 12 KCH3CO2 + 4 CO3 + 4 H2O
C2H2 + HI = C2H3I =>
C2H2 + HI = C2H3I
H{+2}SO{+4} + NaCl = Na{+2}SO{+4} + HCl =>
H{+2}SO{+4} + NaCl = Na{+2}SO{+4} + HCl
MnO4{-} + H2O = MnO2 + O2 + OH{-} =>
4 MnO4{-} + 2 H2O = 4 MnO2 + 3 O2 + 4 OH{-}
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Se + H2 = SeH2 =>
Se + H2 = SeH2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
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