| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na3[Fe(OH)6] = Fe(OH)3 + 3 NaOH
CuCl + Cl2 = CuCl2 =>
2 CuCl + Cl2 = 2 CuCl2
NO + O2 = NO2 = =>
2 NO + O2 = 2 NO2
CaO + CaCO3 = Ca2CO4 =>
CaO + CaCO3 = Ca2CO4
Cs + CsNO2 = Cs2O + N =>
3 Cs + CsNO2 = 2 Cs2O + N
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
BeF2 + K = KF + Be =>
BeF2 + 2 K = 2 KF + Be
CH3CH2COOH + K2O = (CH3CH2COO)K + H2O =>
2 CH3CH2COOH + K2O = 2(CH3CH2COO)K + H2O
CH3CHCH2 + KMnO4 + H2SO4 = K2SO4 + H2O + MnSO4 + CH3CH2COOH =>
5 CH3CHCH2 + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 6 H2O + 4 MnSO4 + 5 CH3CH2COOH
C3H7OH + KMnO4 + H2O = CH2(OH)CH(OH)CH3 + MnO2 + KOH =>
3 C3H7OH + 2 KMnO4 + H2O = 3 CH2(OH)CH(OH)CH3 + 2 MnO2 + 2 KOH
H2Cl2O7 + NaOH = NaCl2O8 + H3 =>
H2Cl2O7 + NaOH = NaCl2O8 + H3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Li2 + HOH = LiOH + H2 =>
Li2 + 2 HOH = 2 LiOH + H2
Pb = Pb2{+} + e =>
2 Pb = Pb2{+} + e
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Cu + S4 = Cu2S =>
8 Cu + S4 = 4 Cu2S
H2SO4 + NaOH = NaHSO4 + H2O =>
H2SO4 + NaOH = NaHSO4 + H2O
BaF2 + H3PO4 = Ba3(PO4)2 + HF =>
3 BaF2 + 2 H3PO4 = Ba3(PO4)2 + 6 HF
C12H22O11(s) + KNO3(s) + S(s) = CO2(g) + N2(g) + K2S(s) + H2O(l) =>
C12H22O11(s) + 8 KNO3(s) + 4 S(s) = 12 CO2(g) + 4 N2(g) + 4 K2S(s) + 11 H2O(l)
Pa + O2 = Pa2O5 =>
4 Pa + 5 O2 = 2 Pa2O5
MgCl2 + NaHCO3 = MgCO3 + CO2 + H2O + NaCl =>
MgCl2 + 2 NaHCO3 = MgCO3 + CO2 + H2O + 2 NaCl
CH3NO2 + Zn + NaOH + H2O = CH3NH2 + Na2[Zn(OH)4] =>
CH3NO2 + 3 Zn + 6 NaOH + 4 H2O = CH3NH2 + 3 Na2[Zn(OH)4]
NaI + S = I + NaS =>
NaI + S = I + NaS
KBr + Ca(OH)2 = CaBr + K(OH)2 =>
KBr + Ca(OH)2 = CaBr + K(OH)2
SN + HNO3 = SN(NO3)4 + NO2 + H2O =>
SN + 8 HNO3 = SN(NO3)4 + 4 NO2 + 4 H2O
I2 + HNO3 = I(NO3)2 + NO2 + H2O =>
I2 + 8 HNO3 = 2 I(NO3)2 + 4 NO2 + 4 H2O
MgCO3 + CO2H2O = Mg(HCO3)2 =>
MgCO3 + CO2H2O = Mg(HCO3)2
Pt[NH3]2[NO2]2 = Pt + N2 + H2 + O2 =>
Pt[NH3]2[NO2]2 = Pt + 2 N2 + 3 H2 + 2 O2
zincbromide + chlorine = zincchloride + bromine =>
ZnBr2 + Cl2 = ZnCl2 + Br2
PbCrO4 + OH{-} = Pb(OH)3{-} + CrO4{2-} =>
PbCrO4 + 3 OH{-} = Pb(OH)3{-} + CrO4{2-}
Mg(OH)2 + HCl = H2O + MgCl + OH =>
Mg(OH)2 + HCl = H2O + MgCl + OH
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na2S + H2S = NaHS =>
Na2S + H2S = 2 NaHS
C3H5OCl + NH3 = C3H5ONH2 + HCl =>
C3H5OCl + NH3 = C3H5ONH2 + HCl
HNo3 + Mg(OH)2 = H2O + Mg(No3)2 =>
2 HNo3 + Mg(OH)2 = 2 H2O + Mg(No3)2
(NH4)2Cr2O7 + Ba(OH)2 = BaCrO4 + NH3 + H2O =>
(NH4)2Cr2O7 + 2 Ba(OH)2 = 2 BaCrO4 + 2 NH3 + 3 H2O
Cr(OH)2 + O2 = Cr2O3 + H2O =>
4 Cr(OH)2 + O2 = 2 Cr2O3 + 4 H2O
MnO2 + CaF2 = Mn + CaO + F2 =>
MnO2 + 2 CaF2 = Mn + 2 CaO + 2 F2
Ca + Si = CaSi =>
Ca + Si = CaSi
K2SO3 + MnF2 = KF + MnSO3 =>
K2SO3 + MnF2 = 2 KF + MnSO3
TiO2 + HNO3 = TiO(NO3)2 + H2O =>
TiO2 + 2 HNO3 = TiO(NO3)2 + H2O
C8H20 + O2 = CO2 + H2O =>
C8H20 + 13 O2 = 8 CO2 + 10 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Cu(OH)2 + NH3 = Cu + N2 + H2O =>
3 Cu(OH)2 + 2 NH3 = 3 Cu + N2 + 6 H2O
Ca + Si = CaSi =>
Ca + Si = CaSi
Al(OH)3 + NH4OH = AlOH + NH4NO3 + H2O =>
4 Al(OH)3 + 2 NH4OH = 4 AlOH + NH4NO3 + 7 H2O
MnO2 + K2SO4 = K2MnO4 + SO2 =>
MnO2 + K2SO4 = K2MnO4 + SO2
(NH4)2MoO4 + H2O2 = (NH4)2MoO5 + H2O =>
(NH4)2MoO4 + H2O2 = (NH4)2MoO5 + H2O
Ca + Si = CaSi =>
Ca + Si = CaSi
CH3 + OH = CH2 + H2O =>
CH3 + OH = CH2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/07/24
Équations équilibrées sur09/06/23
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