| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 K2MnO4 + 2 Zn + 12 H2SO4 = 3 MnSO4 + 2 Zn(SO4)3 + 3 K2SO4 + 12 H2O
V2O3 + HNO3 = VO2NO3 + NO2 + H2O =>
V2O3 + 6 HNO3 = 2 VO2NO3 + 4 NO2 + 3 H2O
CaCO3 + CH3COOH = Ca(CH3COO) + H2O + CO2 =>
8 CaCO3 + 9 CH3COOH = 8 Ca(CH3COO) + 6 H2O + 10 CO2
CH3COONa + KHSO4 = CH3COOH + KNaSO4 =>
CH3COONa + KHSO4 = CH3COOH + KNaSO4
H2SO4 + H2O2Zn = ZnSO4 + H2O =>
H2SO4 + H2O2Zn = ZnSO4 + 2 H2O
Cu(H2O)6 + NaOH + SO4 = Cu(OH) + Na2SO4 + H2O =>
2 Cu(H2O)6 + 2 NaOH + SO4 = 2 Cu(OH) + Na2SO4 + 12 H2O
Ag3O2 + Zn + H2O = Zn2(OH)4 + Ag6 =>
2 Ag3O2 + 4 Zn + 4 H2O = 2 Zn2(OH)4 + Ag6
CO2 + H2 = C2H2O2 + H2O =>
2 CO2 + 3 H2 = C2H2O2 + 2 H2O
Ba(IO3)2 + H2O = HIO3 + Ba(OH)2 =>
Ba(IO3)2 + 2 H2O = 2 HIO3 + Ba(OH)2
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
ZnSO4 + NaOH = Zn(OH)2Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2Na2SO4
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
NaClO + KI + H2SO4 = K2SO4 + I2 + NaCl + H2O =>
NaClO + 2 KI + H2SO4 = K2SO4 + I2 + NaCl + H2O
HCl(aq) + Fe2O3 = FeCl3 + H2O =>
6 HCl(aq) + Fe2O3 = 2 FeCl3 + 3 H2O
H{+} + Fe{2} + MnO{4–} = Fe{3} + Mn{2} + H2O =>
2 H{+} + 4 Fe{2} + MnO{4–} = 4 Fe{3} + Mn{2} + H2O
K2SO4 + FeBr2 = KBr + FeSO4 =>
K2SO4 + FeBr2 = 2 KBr + FeSO4
Ni(C2O2H3)2 + KOH = Ni(OH)2 + KC2O2H3 =>
Ni(C2O2H3)2 + 2 KOH = Ni(OH)2 + 2 KC2O2H3
CaC2 + SO2 + O2 = CaS + CO2 =>
CaC2 + SO2 + O2 = CaS + 2 CO2
CH3NH2 + HCl = CH3NH3{+} + Cl{-} =>
CH3NH2 + HCl = CH3NH3{+} + Cl{-}
KClO3 + NH3 = KCl + Cl2 + H2O + KNO3 =>
3 KClO3 + 2 NH3 = KCl + Cl2 + 3 H2O + 2 KNO3
CuCl + HCl = HCuCl2 =>
CuCl + HCl = HCuCl2
Mn(NO3)2 + NaOH + Br2 = NaNO3 + MnO2 + NaBr + H2O =>
Mn(NO3)2 + 4 NaOH + Br2 = 2 NaNO3 + MnO2 + 2 NaBr + 2 H2O
BaO2 + HClO3 = BaCl2 + H2O + O2 =>
2 BaO2 + 4 HClO3 = 2 BaCl2 + 2 H2O + 7 O2
CdS + MgBr2 = CdBr2 + MgS =>
CdS + MgBr2 = CdBr2 + MgS
H3PO3 + H2O = H3PO4 + H =>
H3PO3 + H2O = H3PO4 + 2 H
SrCl2 + KMnO4 + H3PO4 = Cl2 + Mn3(PO4)2 + Sr3(PO4) + K3PO4 + H2O =>
15 SrCl2 + 3 KMnO4 + 8 H3PO4 = 15 Cl2 + Mn3(PO4)2 + 5 Sr3(PO4) + K3PO4 + 12 H2O
PbO2 + Mn2{+} + H{+} = Pb{2+} + MnO4{-} + H2O =>
13 PbO2 + 2 Mn2{+} + 20 H{+} = 13 Pb{2+} + 4 MnO4{-} + 10 H2O
P4 + Na(OH) + H2O = PH3 + Na2HPO3 =>
P4 + 4 Na(OH) + 2 H2O = 2 PH3 + 2 Na2HPO3
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3(PO4) =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3(PO4)
PbNO3 + I = PbI + NO3 =>
PbNO3 + I = PbI + NO3
KMnO4 + NaOH + O2 = NaKMnO5 + H2O =>
4 KMnO4 + 4 NaOH + O2 = 4 NaKMnO5 + 2 H2O
FeF3 = Fe + F =>
FeF3 = Fe + 3 F
S2O8{2-} + Cr{3+} + H2O(l) = SO4{2-} + Cr2O7{2-} + H{+} =>
3 S2O8{2-} + 2 Cr{3+} + 7 H2O(l) = 6 SO4{2-} + Cr2O7{2-} + 14 H{+}
Li + Cu(NO3)2 = Cu + Li2(NO3)2 =>
2 Li + Cu(NO3)2 = Cu + Li2(NO3)2
NaHSO3(aq) + H2SO4(aq) = Na2SO4(aq) + SO2(g) + H2O =>
2 NaHSO3(aq) + H2SO4(aq) = Na2SO4(aq) + 2 SO2(g) + 2 H2O
C10H16N2O8 + Zn(Cl)2 + NaOH = C10H12N2O8ZnNa2 + HCl + H2O =>
C10H16N2O8 + Zn(Cl)2 + 2 NaOH = C10H12N2O8ZnNa2 + 2 HCl + 2 H2O
NiCO3(s) + CN = Ni(CN)4 + CO3 =>
NiCO3(s) + 4 CN = Ni(CN)4 + CO3
Br(l) + Cal2(aq) = BrCal2(aq) =>
Br(l) + Cal2(aq) = BrCal2(aq)
RbOH + H3PO4 = H2ORbH2PO4 =>
RbOH + H3PO4 = H2ORbH2PO4
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
C5H11OH + CH3COOH = CH3COOC5H11 + H2O =>
C5H11OH + CH3COOH = CH3COOC5H11 + H2O
C60 + H2O2 + HCl = CH3Cl + O2 =>
C60 + 60 H2O2 + 60 HCl = 60 CH3Cl + 60 O2
CH3CH2OH + HCl = CH3CH2Cl + H2O =>
CH3CH2OH + HCl = CH3CH2Cl + H2O
CrI3 + Cl2 + OH{-} = Cr2O7{2-} + IO3{-} + Cl{-} + H2O =>
2 CrI3 + 21 Cl2 + 50 OH{-} = Cr2O7{2-} + 6 IO3{-} + 42 Cl{-} + 25 H2O
CuSO4 + KCrO4 = KSO4 + CuCrO4 =>
CuSO4 + KCrO4 = KSO4 + CuCrO4
H2SeO3 + H2O = H3O + SeO3 =>
H2SeO3 + 2 H2O = 2 H3O + SeO3
Hg2(NO3)2(aq) + CuSO4(aq) = HgSO4 + CuNO3 =>
Hg2(NO3)2(aq) + 2 CuSO4(aq) = 2 HgSO4 + 2 CuNO3
In2O = In + O2 =>
2 In2O = 4 In + O2
C2H5OC4H5O2 + NaOH = Na2CO3 + C2H5OH + C3H6O =>
C2H5OC4H5O2 + 2 NaOH = Na2CO3 + C2H5OH + C3H6O
NaOH + CaOH2 + C + ClO2 = NaClO2 + CaCO3 + H2O =>
6 NaOH + CaOH2 + C + 6 ClO2 = 6 NaClO2 + CaCO3 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/01/24
Équations équilibrées sur07/01/23
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