| Équations équilibrées la veille | Équations équilibrées le lendemain |
KCr2O7 + 14 HCl = KCl + 2 CrCl + 7 H2O + 11 Cl
Mn{2+} + MnO4{-} + H2O = H{+} + MnO2 =>
3 Mn{2+} + 2 MnO4{-} + 2 H2O = 4 H{+} + 5 MnO2
Ca(OH)2 + CH3COOH = C4H6CaO4 + H2O =>
Ca(OH)2 + 2 CH3COOH = C4H6CaO4 + 2 H2O
MgCr2O7 + H2 = Mg(OH)2 + Cr + H2O =>
MgCr2O7 + 6 H2 = Mg(OH)2 + 2 Cr + 5 H2O
C + Ca3(PO4)2 + SiO2 = P + CaSiO3 + CO =>
5 C + Ca3(PO4)2 + 3 SiO2 = 2 P + 3 CaSiO3 + 5 CO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C6H5COOH + C2H6O = C8H10O2 + H2O =>
10 C6H5COOH + 13 C2H6O = 12 C8H10O2 + 9 H2O
V205 + H2SO4 = VOSO4 + SO2 + H2O =>
V205 + 615 H2SO4 = 205 VOSO4 + 410 SO2 + 615 H2O
K3PO4 + Ni2(SO4)3 = K2SO4 + NiPO4 =>
2 K3PO4 + Ni2(SO4)3 = 3 K2SO4 + 2 NiPO4
Fe2 + (SO4)3 + KCSN = K3Fe(SCN)6 + K2SO4 =>
Fe2 + (SO4)3 + 12 KCSN = 2 K3Fe(SCN)6 + 3 K2SO4
CuSO4 + KI = CuI + I2 + SO2 + K2O =>
2 CuSO4 + 8 KI = 2 CuI + 3 I2 + 2 SO2 + 4 K2O
MnCl2 + PbS = MnS + PbCl2 =>
MnCl2 + PbS = MnS + PbCl2
NaCl + Ni(NO3)2 = NiCl2 + NaNO3 =>
2 NaCl + Ni(NO3)2 = NiCl2 + 2 NaNO3
As2S5 + NH4OH + H2O2 = (NH4){+} + (AsO4)3{-} + (SO4)2{-} + H2O =>
12 As2S5 + 38 NH4OH + 317 H2O2 = 38(NH4){+} + 8(AsO4)3{-} + 30(SO4)2{-} + 336 H2O
BaCl2 + LiNO3 = Ba(NO3)2 + LiCl =>
BaCl2 + 2 LiNO3 = Ba(NO3)2 + 2 LiCl
Mg + Zn[NO3]2 = Mg(NO3)2 + Zn =>
Mg + Zn[NO3]2 = Mg(NO3)2 + Zn
ZnSO4 + KI = I2 + Zn + KSO4 =>
2 ZnSO4 + 2 KI = I2 + 2 Zn + 2 KSO4
Li2Cr2O7 + Pb3(PO4)4 = Li3PO4 + Pb2(Cr2O7)4 =>
12 Li2Cr2O7 + 2 Pb3(PO4)4 = 8 Li3PO4 + 3 Pb2(Cr2O7)4
Ti(HCO3)3 + H2S2O3 = H2O + CO2 + Ti2(S2O3)3 =>
2 Ti(HCO3)3 + 3 H2S2O3 = 6 H2O + 6 CO2 + Ti2(S2O3)3
KI(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbI2(s) =>
2 KI(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbI2(s)
Na2CO3 + Mn = Na + MnCO3 =>
Na2CO3 + Mn = 2 Na + MnCO3
CoCl2 + HCl = HCoCl + Cl2 =>
CoCl2 + HCl = HCoCl + Cl2
NaCl + KHCO3 = Na2CO3 + KCl + HCl =>
2 NaCl + KHCO3 = Na2CO3 + KCl + HCl
HIO + Pb(OH)2 = Pb(IO)2 + H2O =>
2 HIO + Pb(OH)2 = Pb(IO)2 + 2 H2O
H2O + P4 + IO3{-} = H2PO4{-} + I{-} + H{+} =>
18 H2O + 3 P4 + 10 IO3{-} = 12 H2PO4{-} + 10 I{-} + 12 H{+}
Mn(OH)2 + NH3 = MnH3 + N(OH)2 =>
Mn(OH)2 + NH3 = MnH3 + N(OH)2
CaC2 + Cr = CrC + Ca =>
CaC2 + 2 Cr = 2 CrC + Ca
LiF + Mg2 = Li2Mg + F =>
4 LiF + Mg2 = 2 Li2Mg + 4 F
O2 + CH3 = C21H26O5 + OH =>
21 O2 + 21 CH3 = C21H26O5 + 37 OH
Mn(OH)2 + KOH + KNO3 = K2MnO4 + NO + H2O =>
3 Mn(OH)2 + 2 KOH + 4 KNO3 = 3 K2MnO4 + 4 NO + 4 H2O
FeSO4 + KMnO4 + HSO4 = Fe(SO4)3 + K2SO4 + MnSO4 + H2O =>
13 FeSO4 + 4 KMnO4 + 32 HSO4 = 13 Fe(SO4)3 + 2 K2SO4 + 4 MnSO4 + 16 H2O
C(OOH)CH2COOH + NaOH = C(OONa)CH2COONa + H2O =>
C(OOH)CH2COOH + 2 NaOH = C(OONa)CH2COONa + 2 H2O
Cl + KBr = ClBr2 + K =>
Cl + 2 KBr = ClBr2 + 2 K
Hg2SO4 + NaCl = Hg2Cl2 + Na2SO4 =>
Hg2SO4 + 2 NaCl = Hg2Cl2 + Na2SO4
NaAl(OH)4 + HBr = NaAlBr4 + H2O =>
NaAl(OH)4 + 4 HBr = NaAlBr4 + 4 H2O
CH3CBr2CH3 + NaOH = CH3CCH + NaBr + HOH =>
CH3CBr2CH3 + 2 NaOH = CH3CCH + 2 NaBr + 2 HOH
Zn + Co(NO2)3 = Zn(NO2)3 + Co =>
Zn + Co(NO2)3 = Zn(NO2)3 + Co
Si + NaOH + H2O = NaSiO4 + H2 =>
2 Si + 2 NaOH + 6 H2O = 2 NaSiO4 + 7 H2
C4H9OH + CH3COOH = C6H12O2 + H2O =>
C4H9OH + CH3COOH = C6H12O2 + H2O
K3[Cr(OH)6] + Cl2 = K2CrO4 + KCl + H2O + HCl =>
2 K3[Cr(OH)6] + 3 Cl2 = 2 K2CrO4 + 2 KCl + 4 H2O + 4 HCl
Zn + H3SbO4 + HS = SbH3 + ZnS + H2O =>
8 Zn + H3SbO4 + 8 HS = SbH3 + 8 ZnS + 4 H2O
C2H5COOH + KHCO3 = C2H5COOK + H2O + CO2 =>
C2H5COOH + KHCO3 = C2H5COOK + H2O + CO2
H2 + N + Cl = H2NCl =>
H2 + N + Cl = H2NCl
NaBr + Na2O2 + H2SO4 = Na2SO4 + Br2 + H2O =>
2 NaBr + Na2O2 + 2 H2SO4 = 2 Na2SO4 + Br2 + 2 H2O
C + H2SO4 = CSO4 + H2O + SO2 =>
C + 2 H2SO4 = CSO4 + 2 H2O + SO2
C6H4NO2COOH + KClO3 + KOH = KCl + K2CO3 + N2 + H2O =>
6 C6H4NO2COOH + 25 KClO3 + 84 KOH = 25 KCl + 42 K2CO3 + 3 N2 + 57 H2O
CuCl2(aq) + Zn(s) = Cu(s) + ZnCl(aq) =>
CuCl2(aq) + 2 Zn(s) = Cu(s) + 2 ZnCl(aq)
HNO3(aq) + LiOH(s) = LiNO3(aq) + H2O(l) =>
HNO3(aq) + LiOH(s) = LiNO3(aq) + H2O(l)
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + Mn2SO4 + K2SO4 + H2O =>
12 K4Fe(CN)6 + 2 KMnO4 + 8 H2SO4 = 12 K3Fe(CN)6 + Mn2SO4 + 7 K2SO4 + 8 H2O
Cr2O7 + NO = NO3 + Cr =>
2 Cr2O7 + 7 NO = 7 NO3 + 4 Cr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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