| Équations équilibrées la veille | Équations équilibrées le lendemain |
KCl + 6 FeCl3 + 3 H2O = KClO3 + 6 FeCl2 + 6 HCl
K2S(aq) + CdCl2(aq) = KCl2(aq) + Cd2S(aq) =>
K2S(aq) + 2 CdCl2(aq) = 2 KCl2(aq) + Cd2S(aq)
P + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 =>
2 P + 2 KMnO4 + 3 H2SO4 = 2 H3PO4 + 2 MnSO4 + K2SO4
NH4VO3 + HCl = VOCl2 + NH4Cl + Cl2 + H2O =>
2 NH4VO3 + 8 HCl = 2 VOCl2 + 2 NH4Cl + Cl2 + 4 H2O
C2H5 + Cl2 = C2H4Cl2 + HCl =>
2 C2H5 + 3 Cl2 = 2 C2H4Cl2 + 2 HCl
Ag2CrO4 + OH{-} = H2CrO4 + Ag2O + O{-2} =>
Ag2CrO4 + 2 OH{-} = H2CrO4 + Ag2O + O{-2}
CO2 + O2 = CO4 =>
CO2 + O2 = CO4
KrF2 + H2O = Kr + O2 + HF =>
2 KrF2 + 2 H2O = 2 Kr + O2 + 4 HF
Pb + HNO3 = Pb(NO3)2 + H2O + N =>
5 Pb + 12 HNO3 = 5 Pb(NO3)2 + 6 H2O + 2 N
KAl(SO4)2 + NaOH = KAl(OH)4 + Na2SO4 =>
KAl(SO4)2 + 4 NaOH = KAl(OH)4 + 2 Na2SO4
K2O + CrO3 = K2Cr2O7 =>
K2O + 2 CrO3 = K2Cr2O7
PbSO4 + KOH = PbO + K2SO4 + H2O =>
PbSO4 + 2 KOH = PbO + K2SO4 + H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
CH3CH2CH2CH2OH + NaBr + H2SO4 = CH3CH2CH2CH2Br + NaHSO4 + H2O =>
CH3CH2CH2CH2OH + NaBr + H2SO4 = CH3CH2CH2CH2Br + NaHSO4 + H2O
KMnO4 + NaOH + KI = Na2MnO4 + KIO3 + H2O + KOH =>
6 KMnO4 + 12 NaOH + KI = 6 Na2MnO4 + KIO3 + 3 H2O + 6 KOH
HS + O = HO + S =>
HS + O = HO + S
SnCl2 + Br2 = [SnBr2Cl2] =>
SnCl2 + Br2 = [SnBr2Cl2]
ZnSO4 + HOH = Zn(OH)2 + H2SO4 =>
ZnSO4 + 2 HOH = Zn(OH)2 + H2SO4
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + Mn(SO4) + KH(SO4) + H2O =>
10 Fe(SO4) + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 Mn(SO4) + 2 KH(SO4) + 8 H2O
ZnI2 + H2O = ZnO + HI =>
ZnI2 + H2O = ZnO + 2 HI
S8 + NaOH = Na2S + Na2S2O3 + H2O =>
S8 + 12 NaOH = 4 Na2S + 2 Na2S2O3 + 6 H2O
AgNO3 + CH4N2O = Ag + N2 + H2O + CO2 =>
2 AgNO3 + 2 CH4N2O = 2 Ag + 3 N2 + 4 H2O + 2 CO2
HNO3 + SO3 = H2SO3 + NO3 =>
2 HNO3 + SO3 = H2SO3 + 2 NO3
N + S = NS =>
N + S = NS
CuO + Cl2 = Cu + ClO =>
2 CuO + Cl2 = 2 Cu + 2 ClO
K2C2O4 + HNO3 = KNO3 + H2C2O4 =>
K2C2O4 + 2 HNO3 = 2 KNO3 + H2C2O4
CaO + H8O = H8CaO2 =>
CaO + H8O = H8CaO2
Na2SO3 + HC2H3O2 = H2SO3 + NaC2H3O2 =>
Na2SO3 + 2 HC2H3O2 = H2SO3 + 2 NaC2H3O2
NaOH(aq) + HCl = NaCl + HOH =>
NaOH(aq) + HCl = NaCl + HOH
Cu + CO2 + O2 = Cu(CO3) =>
2 Cu + 2 CO2 + O2 = 2 Cu(CO3)
H5IO6 + MnCl2 = HMnO4 + HIO3 + HCl + H2O =>
5 H5IO6 + 2 MnCl2 = 2 HMnO4 + 5 HIO3 + 4 HCl + 7 H2O
CaSO4 + H2O = (CaSO4)2H2O =>
2 CaSO4 + H2O = (CaSO4)2H2O
CaCO3 + O2 = CaCO5 =>
CaCO3 + O2 = CaCO5
NaOH + SO2 = NaO2 + SOH =>
NaOH + SO2 = NaO2 + SOH
H4P2O7 + Ca(OH)2 = CaH2P2O7 + H2O =>
H4P2O7 + Ca(OH)2 = CaH2P2O7 + 2 H2O
P + H = PH3 =>
P + 3 H = PH3
Me + H2O = Me(OH)2 + H2 =>
Me + 2 H2O = Me(OH)2 + H2
Mg(OH)2(s) = MgO + H2O =>
Mg(OH)2(s) = MgO + H2O
HS + O = H2O + SO =>
2 HS + 3 O = H2O + 2 SO
Li + C = Li2C =>
2 Li + C = Li2C
(NH4)2SO4 + Fe2O3 = Fe2(SO4)3 + H2O + NH3 =>
3(NH4)2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O + 6 NH3
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
C8H8O3 + NaOH + H2SO4 = C7H6O3 + CH3OH + Na2SO4 =>
2 C8H8O3 + 2 NaOH + H2SO4 = 2 C7H6O3 + 2 CH3OH + Na2SO4
KNO3 + H2SO4 + Cu = K2SO4 + CuSO4 + NO2 + H2O =>
2 KNO3 + 2 H2SO4 + Cu = K2SO4 + CuSO4 + 2 NO2 + 2 H2O
Na2SO4 + HC1 = NaC1 + H2SO4 =>
Na2SO4 + 2 HC1 = 2 NaC1 + H2SO4
Pb(C2H3O2)2 + NaOH = Pb(OH)2 + NaC2H3O2 =>
Pb(C2H3O2)2 + 2 NaOH = Pb(OH)2 + 2 NaC2H3O2
CH3COOH + CH3NH2 = C3H7NO + H2O =>
CH3COOH + CH3NH2 = C3H7NO + H2O
HClO3(aq) + LiOH(aq) = H2O + LiClO3 =>
HClO3(aq) + LiOH(aq) = H2O + LiClO3
N + O2 = NO2 =>
N + O2 = NO2
FeCl3 + HBr = FeBr3 + HCl =>
FeCl3 + 3 HBr = FeBr3 + 3 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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