| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2S + 2 NaOH = Na2S + 2 H2O*
Xe + F2 = XeF2 =>
Xe + F2 = XeF2
K(HCO3) + CaCl2 = Ca(HCO3)2 + KCl =>
2 K(HCO3) + CaCl2 = Ca(HCO3)2 + 2 KCl
K2Cr2O7 + H2SO4 + Na2O2 = CrO5 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 5 H2SO4 + 4 Na2O2 = 2 CrO5 + K2SO4 + 4 Na2SO4 + 5 H2O
KOH + LiF = LiOH + KF =>
KOH + LiF = LiOH + KF
C2H5OH + CH3OOH = CH3COOC2H5 + H2O =>
C2H5OH + 2 CH3OOH = CH3COOC2H5 + 3 H2O
Cu2S + HNO3 = Cu(NO3)3 + H2SO4 + NO2 + H2O =>
Cu2S + 18 HNO3 = 2 Cu(NO3)3 + H2SO4 + 12 NO2 + 8 H2O
COH2O = CO2 + H2 =>
COH2O = CO2 + H2
C9H20O(s) + O2(g) = CO2(g) + H2O(g) =>
2 C9H20O(s) + 27 O2(g) = 18 CO2(g) + 20 H2O(g)
K2SO4(aq) + Ba(NO3)2(aq) = KNO3 + BaSO4 =>
K2SO4(aq) + Ba(NO3)2(aq) = 2 KNO3 + BaSO4
H2O + Cu = CuOH2 =>
H2O + Cu = CuOH2
CaCO3(k) = CaO(k) + CO2(d) =>
CaCO3(k) = CaO(k) + CO2(d)
C6H8O6 + NO2{-} + H{+} = C6H6O6 + NO + H2O =>
C6H8O6 + 2 NO2{-} + 2 H{+} = C6H6O6 + 2 NO + 2 H2O
Na2S2O3Br + KI = Na2S2O3I + KBr =>
Na2S2O3Br + KI = Na2S2O3I + KBr
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
KI + Pb(NO3)2 = Pb + KI(NO3) =>
2 KI + Pb(NO3)2 = Pb + 2 KI(NO3)
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
C5H11OH + C2H4O2 = C7H14O2 + H2O =>
C5H11OH + C2H4O2 = C7H14O2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaOH + NO = NaNO2 + H =>
NaOH + NO = NaNO2 + H
C18H20O2 + O2 = CO2 + H2O =>
C18H20O2 + 22 O2 = 18 CO2 + 10 H2O
HI + Mg(OH) = MgI + H2O =>
HI + Mg(OH) = MgI + H2O
C4H7ClO2 + O2 = CO2 + H2O + HCl =>
2 C4H7ClO2 + 9 O2 = 8 CO2 + 6 H2O + 2 HCl
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
SF6(s) = S8(s) + F2(g) =>
8 SF6(s) = S8(s) + 24 F2(g)
Co + NaCN + H2O + O2 = Co(CN)2 + NaOH =>
2 Co + 4 NaCN + 2 H2O + O2 = 2 Co(CN)2 + 4 NaOH
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
Na2O + CO3 = Na2CO4 =>
Na2O + CO3 = Na2CO4
Au + MnCl2 = AuCl + Mn =>
2 Au + MnCl2 = 2 AuCl + Mn
ClO + H3O = Cl2 + H2O =>
2 ClO + 4 H3O = Cl2 + 6 H2O
KHCO3 = K2CO3CO2H2O =>
2 KHCO3 = K2CO3CO2H2O
K2CrO4 + PbC2H3O2 = K2C2H3O2 + PbCrO4 =>
K2CrO4 + PbC2H3O2 = K2C2H3O2 + PbCrO4
S + NaO = Na2S + Na2SO3 =>
3 S + 6 NaO = Na2S + 2 Na2SO3
Fe(NO3)3 + Na(OH)2 = Fe2Na3 + NO3OH =>
2 Fe(NO3)3 + 3 Na(OH)2 = Fe2Na3 + 6 NO3OH
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
NH3 + BF3 = NH3BF3 =>
NH3 + BF3 = NH3BF3
AgNo3(aq) + NaOH(aq) = AgOH(s) + NaNo3(aq) =>
AgNo3(aq) + NaOH(aq) = AgOH(s) + NaNo3(aq)
MgO + HNO3 = H2O + Mg(NO3)2 =>
MgO + 2 HNO3 = H2O + Mg(NO3)2
Mg(OH)2 + NH4{+} = NH4OH + Mg{+2} =>
Mg(OH)2 + 2 NH4{+} = 2 NH4OH + Mg{+2}
Ni(s) + HCl(aq) = NiCl2(aq) + H2(g) =>
Ni(s) + 2 HCl(aq) = NiCl2(aq) + H2(g)
HCl + Ni = H2 + NiCl2 =>
2 HCl + Ni = H2 + NiCl2
NaMnO4 + NaNO2 + NaOH = Na2MnO4 + NaNO3 + H2O =>
2 NaMnO4 + NaNO2 + 2 NaOH = 2 Na2MnO4 + NaNO3 + H2O
CaBr2 + Na2CO3 = CaCO3 + NaBr =>
CaBr2 + Na2CO3 = CaCO3 + 2 NaBr
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Zn + H3O{+} = Zn{+2} + H2O + H2 =>
Zn + 2 H3O{+} = Zn{+2} + 2 H2O + H2
P + NaOH + H2O = PH3 + NaH2PO2 =>
4 P + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
PH3 + NaMnO4 + NaOH = Na2MnO4 + H3PO4 + H2O =>
PH3 + 8 NaMnO4 + 8 NaOH = 8 Na2MnO4 + H3PO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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