| Équations équilibrées la veille |
AlCl3 + 4 LiH = LiAlH4 + 3 LiCl
H2S + HMnO4 = MnO2 + H2O + S =>
3 H2S + 2 HMnO4 = 2 MnO2 + 4 H2O + 3 S
HCOOH + NaOH = H2O + HCO2Na =>
HCOOH + NaOH = H2O + HCO2Na
NaOH + SO4 = H2SO4 + NaO =>
2 NaOH + SO4 = H2SO4 + 2 NaO
H2S + HMnO4 = MnO2 + H2O + S =>
3 H2S + 2 HMnO4 = 2 MnO2 + 4 H2O + 3 S
CaCO + HCl = CaCl + HCO =>
CaCO + HCl = CaCl + HCO
As + I2 = AsI =>
2 As + I2 = 2 AsI
H + K = HK =>
H + K = HK
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl* =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl*
Ca(s) + Br(l) = CaBr2 =>
Ca(s) + 2 Br(l) = CaBr2
Ca3N2 + HgF2 = Hg3N2 + CaF2 =>
Ca3N2 + 3 HgF2 = Hg3N2 + 3 CaF2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K2Cr2O7 + H2SO4 + C2H6O + H2O = KCr(SO4)2*12H2O + C2H4O =>
K2Cr2O7 + 4 H2SO4 + 3 C2H6O + 17 H2O = 2 KCr(SO4)2*12H2O + 3 C2H4O
Cl2 + (S2O3)2{-} + H2O = (SO4)2{-} + Cl{-} + H{+} =>
19 Cl2 + 2(S2O3)2{-} + 20 H2O = 4(SO4)2{-} + 38 Cl{-} + 40 H{+}
HSCH2CH2NC2H6 + O2 = CO2 + H2O + N2 + SO2 =>
4 HSCH2CH2NC2H6 + 31 O2 = 16 CO2 + 22 H2O + 2 N2 + 4 SO2
Na2Cr2O7 + H2C2O4 + HCl = CrCl3 + CO2 + H2O + NaCl =>
Na2Cr2O7 + 3 H2C2O4 + 8 HCl = 2 CrCl3 + 6 CO2 + 7 H2O + 2 NaCl
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Na[Cr(OH)4] + NaOH + H2O2 = Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 2 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O
Fe(NO3)2 + H2SO4 = Fe2(SO4)3 + HNO3 + NO + H2O =>
6 Fe(NO3)2 + 9 H2SO4 = 3 Fe2(SO4)3 + 10 HNO3 + 2 NO + 4 H2O
PbO2 + HCl + NO = PbCl2 + H2O + HNO3 =>
3 PbO2 + 6 HCl + 2 NO = 3 PbCl2 + 2 H2O + 2 HNO3
H44 = H =>
H44 = 44 H
NaMnO4 + NaCl + H2SO4 = MnSO4 + Na2SO4 + Cl2 + H2O =>
2 NaMnO4 + 10 NaCl + 8 H2SO4 = 2 MnSO4 + 6 Na2SO4 + 5 Cl2 + 8 H2O
Mn2O7 + Mg(OH)2 = Mg(MnO4)2 + H2O =>
Mn2O7 + Mg(OH)2 = Mg(MnO4)2 + H2O
C3H5(C15H31COO)3 + O2 = CO2 + H2O =>
2 C3H5(C15H31COO)3 + 145 O2 = 102 CO2 + 98 H2O
HCHO + CuO = HCOOH + Cu =>
HCHO + CuO = HCOOH + Cu
Al + I2 = Al(I2) =>
Al + I2 = Al(I2)
Cr + O2 = Cr6O2 =>
6 Cr + O2 = Cr6O2
KMnO4 + Sn + KOH = K2MnO4 + KSn(OH)3 =>
2 KMnO4 + Sn + 3 KOH = 2 K2MnO4 + KSn(OH)3
NiO2 + K = Ni + K2O =>
NiO2 + 4 K = Ni + 2 K2O
NaNO2(s) + H2SO4(aq) = Na2SO4(aq) + NO(g) + HNO3(aq) + H2O(l) =>
6 NaNO2(s) + 3 H2SO4(aq) = 3 Na2SO4(aq) + 4 NO(g) + 2 HNO3(aq) + 2 H2O(l)
Ag2O2 = Ag + O2 =>
Ag2O2 = 2 Ag + O2
KOOCCH2COOK + KOH = CH4 + K2CO3 =>
KOOCCH2COOK + 2 KOH = CH4 + 2 K2CO3
KO2(s) = K2O2(s) + O2(g) =>
2 KO2(s) = K2O2(s) + O2(g)
NH3 + CaOH = NH2{-} + Ca{+} + H2O =>
NH3 + CaOH = NH2{-} + Ca{+} + H2O
C9H13N + H3PO4 = C9H16NO4P =>
C9H13N + H3PO4 = C9H16NO4P
KMnO4 + H2SO4 + K2C2O4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 K2C2O4 = 2 MnSO4 + 6 K2SO4 + 10 CO2 + 8 H2O
N2H4 + Br2 = N2 + Br{-} + H{+} =>
N2H4 + 2 Br2 = N2 + 4 Br{-} + 4 H{+}
O2 + CI2 = OCI2 =>
O2 + 2 CI2 = 2 OCI2
CaCl2(s) + H2O(l) = Ca(OH)2(s) + HCl(aq) =>
CaCl2(s) + 2 H2O(l) = Ca(OH)2(s) + 2 HCl(aq)
AgClO4 + Na2SO4 = Ag2SO4 + NaClO4 =>
2 AgClO4 + Na2SO4 = Ag2SO4 + 2 NaClO4
CI2 + O2 = CI2O2 =>
CI2 + O2 = CI2O2
CI2 + O2 = CI2O3 =>
2 CI2 + 3 O2 = 2 CI2O3
Al + CuSO4 + NaCl = AlCl3 + Cu + Na2SO4 =>
2 Al + 3 CuSO4 + 6 NaCl = 2 AlCl3 + 3 Cu + 3 Na2SO4
CaBr2 + (NH4)3PO4 = Ca3(PO4)2 + BrNH4 =>
3 CaBr2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 BrNH4
HF + HOH = H2F + OH =>
HF + HOH = H2F + OH
H2SO4 + K2HPO4 = H2HPO4 + K2SO4 =>
H2SO4 + K2HPO4 = H2HPO4 + K2SO4
C5H10O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H10O2(l) + 13 O2(g) = 10 CO2(g) + 10 H2O(g)
O2 + CI2 = CI2O =>
O2 + 2 CI2 = 2 CI2O
NaCl + Br2 = NaBr + Cl2 =>
2 NaCl + Br2 = 2 NaBr + Cl2
CaCl2 + Na2SO4 = CaCl2Na2SO4 =>
CaCl2 + Na2SO4 = CaCl2Na2SO4
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