| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn + 4 HCl = SnCl4 + 4 H
KBr + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + Br2 + K2SO4 =>
6 KBr + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 Br2 + 4 K2SO4
CH3CH2OH + Cr2O7{-2} + H2O = CH3COOH + Cr{3+} + OH{-} =>
3 CH3CH2OH + 2 Cr2O7{-2} + 5 H2O = 3 CH3COOH + 4 Cr{3+} + 16 OH{-}
(CH2OH)2CHOH(l) + O2(g) = CO2(g) + H2O(g) =>
2(CH2OH)2CHOH(l) + 7 O2(g) = 6 CO2(g) + 8 H2O(g)
KMnO4 + HCl + K4Fe(CN)6 = KCl + FeCl3 + MnCl2 + CO2 + NO + H2O =>
43 KMnO4 + 164 HCl + 5 K4Fe(CN)6 = 63 KCl + 5 FeCl3 + 43 MnCl2 + 30 CO2 + 30 NO + 82 H2O
C3H6 + O = H2O + CO2 =>
C3H6 + 9 O = 3 H2O + 3 CO2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaCI + FeSO4 = Fe(CI)2 + Na2SO4 =>
2 NaCI + FeSO4 = Fe(CI)2 + Na2SO4
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
MgBr2 + HF = MgF2 + HBr =>
MgBr2 + 2 HF = MgF2 + 2 HBr
KOH + H2SO4 = K2SO4 + H2O = =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
PbCO3 + NaC2H3O2 = Pb(C2H3O2)2 + Na2CO3 =>
PbCO3 + 2 NaC2H3O2 = Pb(C2H3O2)2 + Na2CO3
Al(NO3)3 + H3PO4 = AlPO4 + NHO3 =>
Al(NO3)3 + H3PO4 = AlPO4 + 3 NHO3
Ag + Br = AgBr =>
Ag + Br = AgBr
CuNO3 + SO2 = CuSO3 + NO2 =>
CuNO3 + SO2 = CuSO3 + NO2
Zn(OH)2 + HI = ZnI + H2O + O =>
2 Zn(OH)2 + 2 HI = 2 ZnI + 3 H2O + O
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeCl3(aq) + Ba(OH)2(aq) = Fe(OH)3(s) + BaCl2(aq) =>
2 FeCl3(aq) + 3 Ba(OH)2(aq) = 2 Fe(OH)3(s) + 3 BaCl2(aq)
KMnO4 + KNO2 + H2O = MnO2 + KNO3 + KOH =>
2 KMnO4 + 3 KNO2 + H2O = 2 MnO2 + 3 KNO3 + 2 KOH
Cl + BaCl2 = BaCl3 =>
Cl + BaCl2 = BaCl3
Cr(s) + HBr(aq) = CrBr3(aq) + H2(g) =>
2 Cr(s) + 6 HBr(aq) = 2 CrBr3(aq) + 3 H2(g)
Fe(OH)3 + HCl = [Fe(OH)2]Cl + H2O =>
Fe(OH)3 + HCl = [Fe(OH)2]Cl + H2O
C5H11OH + K2CrO7 + H2SO4 = C5H10O + K2SO4 + Cr2(SO4)3 + H2O =>
9 C5H11OH + 2 K2CrO7 + 5 H2SO4 = 9 C5H10O + 2 K2SO4 + Cr2(SO4)3 + 14 H2O
PCl3 + Br = PBr3 + Cl =>
PCl3 + 3 Br = PBr3 + 3 Cl
Br2 + MnO2 + H2SO4 = HBrO4 + MnSO4 + H2O =>
Br2 + 7 MnO2 + 7 H2SO4 = 2 HBrO4 + 7 MnSO4 + 6 H2O
C2H2O4 + H2SO4 = C2H4SO8 =>
C2H2O4 + H2SO4 = C2H4SO8
Zn + CrBr3 = CrBr2 + ZnBr2 =>
Zn + 2 CrBr3 = 2 CrBr2 + ZnBr2
K2SO3 + NaClO + H2O = HCl + K2SO4 + NaOH =>
K2SO3 + NaClO + H2O = HCl + K2SO4 + NaOH
Pt + HNO3 + HCl = H2PtCl6 + NO2 + H2O =>
Pt + 4 HNO3 + 6 HCl = H2PtCl6 + 4 NO2 + 4 H2O
KMnO4 + MnBr2 + H2O = MnO2 + HBr + KBr =>
2 KMnO4 + 3 MnBr2 + 2 H2O = 5 MnO2 + 4 HBr + 2 KBr
F2(g) + H2O(l) = HF(g) + O2(g) =>
2 F2(g) + 2 H2O(l) = 4 HF(g) + O2(g)
Cr(s) + HBr(aq) = CrBr + H =>
Cr(s) + HBr(aq) = CrBr + H
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
Ba(HCO3)2 + MgCl2 = BaCl2 + Mg(HCO3)2 =>
Ba(HCO3)2 + MgCl2 = BaCl2 + Mg(HCO3)2
NaI(aq) + H2SO4(aq) = Na2SO4 + HI =>
2 NaI(aq) + H2SO4(aq) = Na2SO4 + 2 HI
Co(NO3)2 + CO(NH2)2 = Co3O4 + N2 + H2O + CO2 =>
9 Co(NO3)2 + 14 CO(NH2)2 = 3 Co3O4 + 23 N2 + 28 H2O + 14 CO2
K2CrO4 + K2S + H2SO4 = KHSO4 + Cr(SO3)3 + H2O =>
4 K2CrO4 + 3 K2S + 23 H2SO4 = 14 KHSO4 + 4 Cr(SO3)3 + 16 H2O
FeCl3 + NaOH = Fe(OH)3 + Na3(Cl)3 =>
FeCl3 + 3 NaOH = Fe(OH)3 + Na3(Cl)3
NaCI + FeSO4 = Fe(CI)2 + Na2SO4 =>
2 NaCI + FeSO4 = Fe(CI)2 + Na2SO4
Sn + H2O = H2 + SnO =>
Sn + H2O = H2 + SnO
(NH4)2S + KOH = K2S + NH4OH =>
(NH4)2S + 2 KOH = K2S + 2 NH4OH
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
MnBr2 + KMnO4 + H2O = Br2 + MnO2 + KOH =>
3 MnBr2 + 4 KMnO4 + 2 H2O = 3 Br2 + 7 MnO2 + 4 KOH
SiO2 + Na2O = Na4SiO4 =>
SiO2 + 2 Na2O = Na4SiO4
Ba(NO3)2 + H2SO4 = BaSO4 + H(NO3) =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 H(NO3)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/24
Équations équilibrées sur11/08/23
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