| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeBr3 + 2 Cl3 = 2 FeCl3 + 3 Br2
B + HNO3 = H3BO3 + NO2 =>
B + 3 HNO3 = H3BO3 + 3 NO2
Al(OH)3 + HCl(aq) = AlCl3(aq) + H2O(aq) =>
Al(OH)3 + 3 HCl(aq) = AlCl3(aq) + 3 H2O(aq)
Zn(NO3)2 + KOH = Zn(OH) + K(NO3)2 =>
Zn(NO3)2 + KOH = Zn(OH) + K(NO3)2
Se + H2O = SeO + H2 =>
Se + H2O = SeO + H2
B + HNO3 = H3BO3 + NO2 =>
B + 3 HNO3 = H3BO3 + 3 NO2
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
Al(OH)3 + NaF = NaOH + AlF3 =>
Al(OH)3 + 3 NaF = 3 NaOH + AlF3
B + HNO3 = H3BO3 + NO2 =>
B + 3 HNO3 = H3BO3 + 3 NO2
Al + CF = AlF3 + C =>
Al + 3 CF = AlF3 + 3 C
RCOOH + Ca(OH)2 = Ca(RCOO)2 + H2O =>
2 RCOOH + Ca(OH)2 = Ca(RCOO)2 + 2 H2O
Na3PO4 + CaCr2O7 = Na2Cr2O7 + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaCr2O7 = 3 Na2Cr2O7 + Ca3(PO4)2
PbSO4 + LiCl = PbCl2 + Li2SO4 =>
PbSO4 + 2 LiCl = PbCl2 + Li2SO4
(NH4)2SO4 + CaO = (NH4)2O + CaSO4 =>
(NH4)2SO4 + CaO = (NH4)2O + CaSO4
H2SeO4 + Cu = CuSeO4 + SeO2 + H2O =>
2 H2SeO4 + Cu = CuSeO4 + SeO2 + 2 H2O
FeSO4 + K2CrO4 = FeCrO4 + K2SO4 =>
FeSO4 + K2CrO4 = FeCrO4 + K2SO4
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
C4H4O4K2 + KOH = C2H6 + K2CO3 =>
C4H4O4K2 + 2 KOH = C2H6 + 2 K2CO3
Pb(NO3)2 + NH3 = PbNH3 + NO3 =>
Pb(NO3)2 + NH3 = PbNH3 + 2 NO3
H2CO3 + BaO = Ba(HCO3)2 + H2O =>
2 H2CO3 + BaO = Ba(HCO3)2 + H2O
ZnSO4 + K2S = ZnS + K2SO4 =>
ZnSO4 + K2S = ZnS + K2SO4
C4H5Ag + C2H5Br = C6H10 + AgBr =>
C4H5Ag + C2H5Br = C6H10 + AgBr
HI + FeCl3 = HCl + I2 + FeCl2 =>
2 HI + 2 FeCl3 = 2 HCl + I2 + 2 FeCl2
NaI(aq) + Cl2(g) = I2(s) + NaCl(aq) =>
2 NaI(aq) + Cl2(g) = I2(s) + 2 NaCl(aq)
P4O10(s) + H2O(l) = H3PO4(aq) =>
P4O10(s) + 6 H2O(l) = 4 H3PO4(aq)
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Fe(NO3)3 + NH4OH = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3 NH4NO3
Ca(NO3)2 + KCl = CaCl2 + K2(NO3)2 =>
Ca(NO3)2 + 2 KCl = CaCl2 + K2(NO3)2
SO2 + Cl2 = SO2Cl2 =>
SO2 + Cl2 = SO2Cl2
Na2SO3 + (NH4)2CO3 = Na2CO3 + (NH4)2SO3 =>
Na2SO3 + (NH4)2CO3 = Na2CO3 + (NH4)2SO3
Ca(OCl)2 + C2H5OH = CaCl2 + H2O + CO2 =>
3 Ca(OCl)2 + C2H5OH = 3 CaCl2 + 3 H2O + 2 CO2
C3H7O + O2 = CO2 + H2O =>
4 C3H7O + 17 O2 = 12 CO2 + 14 H2O
Ag + H2O = AgO + H2 =>
Ag + H2O = AgO + H2
K2CO3 + CO(NO3)2 = KNO3 + COCO3 =>
K2CO3 + CO(NO3)2 = 2 KNO3 + COCO3
Ta + H2 = TaH5 =>
2 Ta + 5 H2 = 2 TaH5
Cu(CNS) = (CN)2 + N2 + CS2 + Cu2S =>
8 Cu(CNS) = 3(CN)2 + N2 + 2 CS2 + 4 Cu2S
C3H7OH + [Cr2O7]{2-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
17 C3H7OH + 3[Cr2O7]{2-} + 8 H{+} = 2 Cr3{+} + 17 CH3COCH3 + 21 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
IO3 + Cr{-} + OH{-} = I{-} + CrO4{2-} + H2O =>
IO3 + Cr{-} + 2 OH{-} = I{-} + CrO4{2-} + H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Cl2 + H2O + SO2 = HCl + H2SO4 =>
Cl2 + 2 H2O + SO2 = 2 HCl + H2SO4
CH3{-}CH2{-}CH2{-}CH3(AlCl3) = CH3{-}CH(CH3){-}CH3 =>
CH3{-}CH2{-}CH2{-}CH3(AlCl3) = CH3{-}CH(CH3){-}CH3
Cl2 + H2O + SO2 = HCl + H2SO4 =>
Cl2 + 2 H2O + SO2 = 2 HCl + H2SO4
C2H4 + Cl2 = C2Cl4 + HCl =>
C2H4 + 4 Cl2 = C2Cl4 + 4 HCl
S02 + H2O2 = H2SO4 + H2O =>
S02 + 6 H2O2 = 2 H2SO4 + 4 H2O
Cu(NO3)2(aq) + H2O(l) = Cu(H2O)6{+2}(aq) + NO3{-}(aq) =>
Cu(NO3)2(aq) + 6 H2O(l) = Cu(H2O)6{+2}(aq) + 2 NO3{-}(aq)
IBr3 = Br2 + I2 =>
2 IBr3 = 3 Br2 + I2
AgNO3 + Na2SnO2 + NaOH = Ag + NaSnO3 + NaNO3 + H2O =>
3 AgNO3 + Na2SnO2 + 2 NaOH = 3 Ag + NaSnO3 + 3 NaNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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