| Équations équilibrées la veille |
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H3N = H3 + N =>
H3N = H3 + N
(NH4)2SO4 + CaCO3 = CaSO4 + (NH4)2CO3 =>
(NH4)2SO4 + CaCO3 = CaSO4 + (NH4)2CO3
Ni2O3 = Ni + O2 =>
2 Ni2O3 = 4 Ni + 3 O2
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
CH2CHCH3 + KMnO4 + H2O = CH2(OH)CH(OH)CH3 + MnO2 + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 3 CH2(OH)CH(OH)CH3 + 2 MnO2 + 2 KOH
Sc3C2(OH)2 = Sc2O3 + Sc4C3 + ScH2 + C =>
6 Sc3C2(OH)2 = 4 Sc2O3 + Sc4C3 + 6 ScH2 + 9 C
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeCl2 + HCl + NaClO3 = FeCl3 + NaCl + H2O =>
6 FeCl2 + 6 HCl + NaClO3 = 6 FeCl3 + NaCl + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(No3)2 + H3PO4 = Ca3(PO4)2 + HNo3 =>
3 Ca(No3)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HNo3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe + SO2 = Fe2O3 + SO =>
2 Fe + 3 SO2 = Fe2O3 + 3 SO
Na2CO3 + FeCl3 + H2O = Fe(OH)3 + NaHCO3 + NaCl =>
3 Na2CO3 + FeCl3 + 3 H2O = Fe(OH)3 + 3 NaHCO3 + 3 NaCl
H3N = (H2) + N2 =>
2 H3N = 3(H2) + N2
H6C2O + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + H4C2O =>
3 H6C2O + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 H4C2O
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Rb + HCN = H2 + RbCN =>
2 Rb + 2 HCN = H2 + 2 RbCN
(NH4)3P + Cu2SO4 = (NH4)2SO4 + Cu3P =>
2(NH4)3P + 3 Cu2SO4 = 3(NH4)2SO4 + 2 Cu3P
HI + O2 = I2 + H2O =>
4 HI + O2 = 2 I2 + 2 H2O
KCrO2 + PbO2 + KOH + H2O = K2[Pb(OH)4] + K2Cr2O7 =>
2 KCrO2 + 3 PbO2 + 6 KOH + 3 H2O = 3 K2[Pb(OH)4] + K2Cr2O7
NO = N2 + O2 =>
2 NO = N2 + O2
BaO + CO2 = BaCO3 =>
BaO + CO2 = BaCO3
Na3PO4 + Sr(NO3)2 = Sr3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Sr(NO3)2 = Sr3(PO4)2 + 6 NaNO3
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CH3Br + NaOH = NaBr + CH3OH =>
CH3Br + NaOH = NaBr + CH3OH
NH3 + HNO = N2 + H2O =>
NH3 + 3 HNO = 2 N2 + 3 H2O
ZnS + O2(g) = ZnO + SO2(g) =>
2 ZnS + 3 O2(g) = 2 ZnO + 2 SO2(g)
NH4{+} + O2 = NO{-}3 + H2O + H{+} =>
NH4{+} + O2 = NO{-}3 + H2O + 2 H{+}
CH3COONa + C2H5COOH = CH3COOH + C2H5COONa =>
CH3COONa + C2H5COOH = CH3COOH + C2H5COONa
Ca2(Mg2FeAl)Si6O22(OH)2 = SiO2 + Al + Ca + FeO + Mg + OH + O =>
Ca2(Mg2FeAl)Si6O22(OH)2 = 6 SiO2 + Al + 2 Ca + FeO + 2 Mg + 2 OH + 9 O
SO2 + Ca(OH)2 + O2 = CaSO4 + H2O =>
2 SO2 + 2 Ca(OH)2 + O2 = 2 CaSO4 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C3H6O + NaCN + HCl = C4H7NO + NaCl =>
C3H6O + NaCN + HCl = C4H7NO + NaCl
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Fe2(C2O4)3 + K4(Fe(CN)6) = C18Fe7N18 + K2C2O4 =>
2 Fe2(C2O4)3 + 3 K4(Fe(CN)6) = C18Fe7N18 + 6 K2C2O4
HCOOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + H2O =>
HCOOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + H2O
Bi(OH)3 + H2SeO3 = Bi2(SeO3)3 + H2O =>
2 Bi(OH)3 + 3 H2SeO3 = Bi2(SeO3)3 + 6 H2O
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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