| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaBr + KI = NaI + KBr
MgCl2 + Fe2(SO4)3 = MgSO4 + FeCl3 =>
3 MgCl2 + Fe2(SO4)3 = 3 MgSO4 + 2 FeCl3
N5 + H = NH3 =>
N5 + 15 H = 5 NH3
FeSO4 + K2(CrO4)2 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + Cr(SO4)3 =>
2 FeSO4 + K2(CrO4)2 + 8 H2SO4 = Fe2(SO4)3 + 8 H2O + K2SO4 + 2 Cr(SO4)3
(HCl) + (H2O) = (H3O) + (ClO) =>
(HCl) + 4(H2O) = 3(H3O) + (ClO)
C2H4 + Br = C2H4Br2 =>
C2H4 + 2 Br = C2H4Br2
BaC2 + Na2SO4 = BaSO4 + NaC =>
BaC2 + Na2SO4 = BaSO4 + 2 NaC
Sr(NO3)2 + K2(SO4) = Sr(SO4) + K(NO3) =>
Sr(NO3)2 + K2(SO4) = Sr(SO4) + 2 K(NO3)
K4Fe(CN)6 + KMnO4 + H2(SO4) = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2(SO4) = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
MgH2 + O2 = MgO + H2O =>
MgH2 + O2 = MgO + H2O
BaS + NH4Cl = BaCl2 + (NH4)2S =>
BaS + 2 NH4Cl = BaCl2 + (NH4)2S
Al + KOH + H2C2O4 = K3Al(C2O4)3 + H2O + H2 =>
2 Al + 6 KOH + 6 H2C2O4 = 2 K3Al(C2O4)3 + 6 H2O + 3 H2
NaCl + KSCN = NaCN + KSCl =>
NaCl + KSCN = NaCN + KSCl
Cr(OH)3 + IO2{-} + OH{-} = I{-} + CrO42{-} + H2O =>
Cr(OH)3 + 20 IO2{-} + OH{-} = 20 I{-} + CrO42{-} + 2 H2O
P2 + Cl = Cl5P =>
P2 + 10 Cl = 2 Cl5P
Cl2O7 + BaO = Ba(ClO4)2 =>
Cl2O7 + BaO = Ba(ClO4)2
ZnCl2(s) = Zn + Cl =>
ZnCl2(s) = Zn + 2 Cl
KCl(aq) + Na2CO3(aq) = K2CO3(s) + NaCl(aq) =>
2 KCl(aq) + Na2CO3(aq) = K2CO3(s) + 2 NaCl(aq)
Mg(s) + Cl2(g) = MgCl2 =>
Mg(s) + Cl2(g) = MgCl2
VO + Cr2O7 = Cr + VO2 =>
7 VO + Cr2O7 = 2 Cr + 7 VO2
(NH4)3PO4 + Ba(NO3)2 = Ba3(PO4)2 + NH4NO3 =>
2(NH4)3PO4 + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NH4NO3
Zn(NO3)2(aq) + K4Fe(CN)6(aq) = Zn2Fe(CN)6(s) + KNO3(aq) =>
2 Zn(NO3)2(aq) + K4Fe(CN)6(aq) = Zn2Fe(CN)6(s) + 4 KNO3(aq)
SnS + Na2S2 = Na2SnS3 =>
SnS + Na2S2 = Na2SnS3
Cl2 + Na2I = NaCl + I =>
Cl2 + Na2I = 2 NaCl + I
MnO2 + ClO3{-} + H2O = MnO4{2-} + Cl{-} + H{+} =>
3 MnO2 + ClO3{-} + 3 H2O = 3 MnO4{2-} + Cl{-} + 6 H{+}
C16H34(s) + O2(g) = CO2(g) + H2O(g) =>
2 C16H34(s) + 49 O2(g) = 32 CO2(g) + 34 H2O(g)
NH4OCN = C(NH2)2O =>
NH4OCN = C(NH2)2O
CuSO4(aq) + NaCl(aq) = CuCl2 + Na2SO4 =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2 + Na2SO4
FeCl3 + Mg(NO3)2 = MgCl2 + Fe(NO3)3 =>
2 FeCl3 + 3 Mg(NO3)2 = 3 MgCl2 + 2 Fe(NO3)3
ClO{-} + Br{-} = BrO3{-} + Cl{-} =>
3 ClO{-} + Br{-} = BrO3{-} + 3 Cl{-}
Na2CO3 + C3H6O3 = NaC3H5O3 + H2O + CO2 =>
Na2CO3 + 2 C3H6O3 = 2 NaC3H5O3 + H2O + CO2
PbO2 + H2SO4 + MnCl2 = Pb(MnO4)2 + PbSO4 + PbCl2 + H2O =>
5 PbO2 + 2 H2SO4 + 2 MnCl2 = Pb(MnO4)2 + 2 PbSO4 + 2 PbCl2 + 2 H2O
NaO2 + H2 = NaOH + O2 =>
2 NaO2 + H2 = 2 NaOH + O2
HgSO4 = Hg + SO3 + O2 =>
2 HgSO4 = 2 Hg + 2 SO3 + O2
Ca(OH)2 + K2S = CaS + KOH =>
Ca(OH)2 + K2S = CaS + 2 KOH
HCl + HIO3 + O2 = Cl{-} + IO3{+} + H2O =>
2 HCl + 2 HIO3 + O2 = 2 Cl{-} + 2 IO3{+} + 2 H2O
Fe2O3 + H2SO3 = Fe2(SO3)3 + H2O =>
Fe2O3 + 3 H2SO3 = Fe2(SO3)3 + 3 H2O
C6H7NO3S + NaNO2 + HCl = C6H5N2O3SCl + NaCl + H2O =>
C6H7NO3S + NaNO2 + 2 HCl = C6H5N2O3SCl + NaCl + 2 H2O
CrSO4 + O2 + H2SO4 = Cr2(SO4)3 + H2O =>
4 CrSO4 + O2 + 2 H2SO4 = 2 Cr2(SO4)3 + 2 H2O
Pb(NO3)2(aq) + Na2C2O4(aq) = PbC2O4 + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2C2O4(aq) = PbC2O4 + 2 NaNO3(aq)
(MgNH4PO4H12O6) = NH3 + H2O + Mg2P2O7 =>
2(MgNH4PO4H12O6) = 2 NH3 + 13 H2O + Mg2P2O7
KOH + H2O2 + Cr(OH) = K2CrO4 + H2O =>
4 KOH + 5 H2O2 + 2 Cr(OH) = 2 K2CrO4 + 8 H2O
HNO2 + AgOH = HOH + AgNO2 =>
HNO2 + AgOH = HOH + AgNO2
Na + Ca + S = NaCaS =>
Na + Ca + S = NaCaS
C6H5COOH = C6H6 + CO2 =>
C6H5COOH = C6H6 + CO2
Cu + H(C2H3O2) = Cu(C2H3O2)3 + H2 =>
2 Cu + 6 H(C2H3O2) = 2 Cu(C2H3O2)3 + 3 H2
H3BO3 + CH3CH2OH = B(OCH3)3 + H2O =>
2 H3BO3 + 3 CH3CH2OH = 2 B(OCH3)3 + 3 H2O
Zn(NO3)2 + K3Fe(CN)6 = Zn(CN)2 + K3Fe(NO3)6 =>
3 Zn(NO3)2 + K3Fe(CN)6 = 3 Zn(CN)2 + K3Fe(NO3)6
HNO3 + H3PO4 = H2P2O7 + H2O + NO =>
2 HNO3 + 6 H3PO4 = 3 H2P2O7 + 7 H2O + 2 NO
K2S + Ni(NO3)2 = K(NO3) + NiS =>
K2S + Ni(NO3)2 = 2 K(NO3) + NiS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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