| Équations équilibrées la veille |
2 KIO3 + 12 HCl = I2 + 5 Cl2 + 2 KCl + 6 H2O
AgNO3 + CH4N2O = Ag2O + CO2 + N2 + H2O =>
6 AgNO3 + 5 CH4N2O = 3 Ag2O + 5 CO2 + 8 N2 + 10 H2O
H3(PO4) + Cu(OH)2 = H2O + Cu3(PO4)2 =>
2 H3(PO4) + 3 Cu(OH)2 = 6 H2O + Cu3(PO4)2
Al + H2SeO4 = Al(SeO4)3 + H2 =>
Al + 3 H2SeO4 = Al(SeO4)3 + 3 H2
Mn2O7 + H2O = Mn(OH)7 =>
Mn2O7 + 7 H2O = 2 Mn(OH)7
HNO3 + HI = NO2 + I2 + H2O =>
2 HNO3 + 2 HI = 2 NO2 + I2 + 2 H2O
FeSO4 + K3Fe(CN)6 = KFe[Fe(CN)6] + K2SO4 =>
FeSO4 + K3Fe(CN)6 = KFe[Fe(CN)6] + K2SO4
BaCl2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KCl + Na2CrO4 + CH3COOH =>
BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = BaCrO4 + 2 KCl + Na2CrO4 + 2 CH3COOH
CoO + O2 = Co2O3 =>
4 CoO + O2 = 2 Co2O3
Ca(CH3COO)2 + Na3PO4 = Ca3(PO4)2 + Na(CH3COO) =>
3 Ca(CH3COO)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 Na(CH3COO)
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
Fe + HCI = FeCI + H =>
Fe + HCI = FeCI + H
CH3NH2 + H2O = CH4 + CO2 + NH3 =>
4 CH3NH2 + 2 H2O = 3 CH4 + CO2 + 4 NH3
(NH4)2S + HCl = NH4Cl + H2S =>
(NH4)2S + 2 HCl = 2 NH4Cl + H2S
H2CrO4 + H2O2 = HCrO4 + H2O =>
2 H2CrO4 + H2O2 = 2 HCrO4 + 2 H2O
H2S + CI = S8 + HCI =>
8 H2S + 16 CI = S8 + 16 HCI
NH4 + H2O = NH4OH + H =>
NH4 + H2O = NH4OH + H
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
Fe + KMnO4 = FeMnO4 + K =>
Fe + KMnO4 = FeMnO4 + K
MgS + H2O = Mg(OH)2 + H2S =>
MgS + 2 H2O = Mg(OH)2 + H2S
AlCl3 + LiH = AlH3 + LiCl =>
AlCl3 + 3 LiH = AlH3 + 3 LiCl
C4H16(g) + O2(g) = CO2(g) + H2O(g) =>
C4H16(g) + 8 O2(g) = 4 CO2(g) + 8 H2O(g)
CaF2 + Br2 = CaBr2 + F =>
CaF2 + Br2 = CaBr2 + 2 F
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NBr3 + NaOH = N2 + NaBr + HBrO =>
2 NBr3 + 3 NaOH = N2 + 3 NaBr + 3 HBrO
Na2[Fe(CN)5NO] + H2S = S[Fe(CN)5NO] + NaH =>
Na2[Fe(CN)5NO] + H2S = S[Fe(CN)5NO] + 2 NaH
KNO3 + Mg = MgO + K + N2 =>
2 KNO3 + 6 Mg = 6 MgO + 2 K + N2
C3H8O + HCl = C3H7Cl + H2O =>
C3H8O + HCl = C3H7Cl + H2O
KIO3(aq) + AgNO3(aq) = KNO3 + AgIO3 =>
KIO3(aq) + AgNO3(aq) = KNO3 + AgIO3
H2 + Si = H3Si =>
3 H2 + 2 Si = 2 H3Si
Ne + H2 = NeH3 =>
2 Ne + 3 H2 = 2 NeH3
Na999Cl999 = Na + Cl =>
Na999Cl999 = 999 Na + 999 Cl
CH4O + C6H8O7 = C2H4O2 + H2O =>
6 CH4O + 2 C6H8O7 = 9 C2H4O2 + 2 H2O
MnO4{-} + OH{-} = MnO4{3-} + O2 + H2O =>
2 MnO4{-} + 4 OH{-} = 2 MnO4{3-} + O2 + 2 H2O
AgNo3 + NaCo3 = AgCo3NaNo3 =>
AgNo3 + NaCo3 = AgCo3NaNo3
CH3CH2CH2CH3 + Br2 = CH3CHBrCHBrCH3 + HBr =>
CH3CH2CH2CH3 + 2 Br2 = CH3CHBrCHBrCH3 + 2 HBr
K2ZnO2 + HNO3 = Zn(OH)2 + KNO3 =>
K2ZnO2 + 2 HNO3 = Zn(OH)2 + 2 KNO3
Pb + N2 = PbN2 =>
Pb + N2 = PbN2
C2H2 + H2O = CO2 + H2 =>
C2H2 + 4 H2O = 2 CO2 + 5 H2
HI(aq) + H2O(l) = H3O + I2 =>
2 HI(aq) + 2 H2O(l) = 2 H3O + I2
C3H8O + KMnO4 = C3H6O + MnO2 + KOH + H2O =>
3 C3H8O + 2 KMnO4 = 3 C3H6O + 2 MnO2 + 2 KOH + 2 H2O
C4H8O + NaBH4 = C4H10O + NaBH3 =>
C4H8O + 2 NaBH4 = C4H10O + 2 NaBH3
NH4(OH) + HCl = NH4Cl + H2O =>
NH4(OH) + HCl = NH4Cl + H2O
KCN + MnO2 + HCl = KCl + MnCl2 + CO2 + NO + H2O =>
2 KCN + 7 MnO2 + 16 HCl = 2 KCl + 7 MnCl2 + 2 CO2 + 2 NO + 8 H2O
NH4OH(aq) = H2O(g) + NH3(l) =>
NH4OH(aq) = H2O(g) + NH3(l)
Al + Na2CO3 = Al(CO3) + Na =>
Al + Na2CO3 = Al(CO3) + 2 Na
C4H4 + KMnO4 + H2SO4 = C2H2O4 + K2SO4 + MnSO4 + H2O =>
5 C4H4 + 16 KMnO4 + 24 H2SO4 = 10 C2H2O4 + 8 K2SO4 + 16 MnSO4 + 24 H2O
KAl(SO4)2*12H2O + Ba(NO3)2 = KAl(NO3)2 + Ba(SO4)2 + H2O =>
KAl(SO4)2*12H2O + Ba(NO3)2 = KAl(NO3)2 + Ba(SO4)2 + 12 H2O
Na2S2O3 + NaOH = Na2S + O2 + H2O =>
Na2S2O3 + 2 NaOH = 2 Na2S + 2 O2 + H2O
C5H8 + KMnO4 + H2O = C5H8(OH)2 + MnO2 + KOH =>
3 C5H8 + 2 KMnO4 + 4 H2O = 3 C5H8(OH)2 + 2 MnO2 + 2 KOH
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Équations équilibrées sur10/26/24
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