| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO2 + K2O2 = K2MnO4
KMnO4 + KCrO2 + KOH = K2CrO4 + K2MnO4 + H2O =>
3 KMnO4 + KCrO2 + 4 KOH = K2CrO4 + 3 K2MnO4 + 2 H2O
K2Cr2O7 + H2O = KOH + H2Cr2O7 =>
K2Cr2O7 + 2 H2O = 2 KOH + H2Cr2O7
KBr(s) + H2SO4(l) = Br2(s) + K2SO4(s) + H2O(l) + SO2 =>
2 KBr(s) + 2 H2SO4(l) = Br2(s) + K2SO4(s) + 2 H2O(l) + SO2
Cr2O3() = Cr() + O2() =>
2 Cr2O3() = 4 Cr() + 3 O2()
K2SO3 + K2CrO4 + H2O = K2SO4 + CrOH + KOH =>
5 K2SO3 + 2 K2CrO4 + 3 H2O = 5 K2SO4 + 2 CrOH + 4 KOH
Mn{+2}(aq) + C2O4{-2}(aq) = MnC2O4(s) =>
Mn{+2}(aq) + C2O4{-2}(aq) = MnC2O4(s)
Li2S8 + H2O = H2S + LiOH + SO2 =>
3 Li2S8 + 20 H2O = 17 H2S + 6 LiOH + 7 SO2
HNo3 + RbOH = H2O + RbNo3 =>
HNo3 + RbOH = H2O + RbNo3
C7H8 + KMnO4 + H2SO4 = C7H8O2 + MnSO4 + K2SO4 + H2O =>
5 C7H8 + 4 KMnO4 + 6 H2SO4 = 5 C7H8O2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
Ag2Cr2O7 + HI + HBrO4 = Cr(BrO4)3 + Ag(BrO4) + I + H2O =>
Ag2Cr2O7 + 6 HI + 8 HBrO4 = 2 Cr(BrO4)3 + 2 Ag(BrO4) + 6 I + 7 H2O
Cadmium + hydrochloricacid = hydrogen + cadmiumchloride =>
Cd + 2 HCl = H2 + CdCl2
KK2Cr2O7 + C6H12O6 = Cr2O3 + K2O + CO2 + H2O =>
24 KK2Cr2O7 + 5 C6H12O6 = 24 Cr2O3 + 36 K2O + 30 CO2 + 30 H2O
H2S + HClO = S + HCl + H2O =>
H2S + HClO = S + HCl + H2O
C5H11OH + KMnO4 + H2SO4 = C4H9COOH + K2SO4 + MnSO4 + H2O =>
5 C5H11OH + 4 KMnO4 + 6 H2SO4 = 5 C4H9COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
PbO2 + HSO4{-} + H{+} + Pb = PbSO4 + H2O =>
PbO2 + 2 HSO4{-} + 2 H{+} + Pb = 2 PbSO4 + 2 H2O
K2CrO7 + FeSO4 + H2SO4 = Cr(SO4) + K2SO4 + Fe2(SO4)3 + H2O =>
K2CrO7 + 10 FeSO4 + 7 H2SO4 = Cr(SO4) + K2SO4 + 5 Fe2(SO4)3 + 7 H2O
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
KMnO4 + K2SO3 = MnO2 + K2SO4 + K =>
KMnO4 + 2 K2SO3 = MnO2 + 2 K2SO4 + K
KI + NaOH + Cl2 = KCl + NaCl + NaIO3 + H2O =>
KI + 6 NaOH + 3 Cl2 = KCl + 5 NaCl + NaIO3 + 3 H2O
Na2S + Fe2 = Na + FeS =>
2 Na2S + Fe2 = 4 Na + 2 FeS
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
CrI3 + Cl2 + H2O = CrO4{2-} + IO4{-} + Cl{-} + H{+} =>
2 CrI3 + 27 Cl2 + 32 H2O = 2 CrO4{2-} + 6 IO4{-} + 54 Cl{-} + 64 H{+}
Fe2(SO4)3 + BaC12 = Ba(SO4)3 + Fe2C12 =>
Fe2(SO4)3 + BaC12 = Ba(SO4)3 + Fe2C12
NaH2PO4 + HCl = NaCl + H2PO4H =>
NaH2PO4 + HCl = NaCl + H2PO4H
I2(s) + HNO3(aq) = HIO3(aq) + NO(g) + H2O(l) =>
3 I2(s) + 10 HNO3(aq) = 6 HIO3(aq) + 10 NO(g) + 2 H2O(l)
CO2 + *2KOH = K2CO3 + H2O =>
CO2 + *2KOH = K2CO3 + H2O
PF3 + F2 = PF5 =>
PF3 + F2 = PF5
Na2S2O5 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
3 Na2S2O5 + 2 K2Cr2O7 + 5 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 5 H2O
PF3F2 = PF5 =>
PF3F2 = PF5
Na2S + Pb(CH3COO)2 = PbS + Na2(CH3COO)2 =>
Na2S + Pb(CH3COO)2 = PbS + Na2(CH3COO)2
MnO4{-} + (SO3)2{-} + H{+} = (Mn)2{+} + (SO4)2{-} + H2O =>
8 MnO4{-} + 13(SO3)2{-} + 12 H{+} = 4(Mn)2{+} + 13(SO4)2{-} + 6 H2O
Mg3N2 + H2O = Mg3O3 + NH3 =>
Mg3N2 + 3 H2O = Mg3O3 + 2 NH3
FeCl4 + OH = Fe(OH)3 + Cl2 =>
FeCl4 + 3 OH = Fe(OH)3 + 2 Cl2
C38O7H60 + O2 = CO2 + H2O =>
2 C38O7H60 + 99 O2 = 76 CO2 + 60 H2O
Cu2CO3 + CaCl2 = CaCO3 + CuCl =>
Cu2CO3 + CaCl2 = CaCO3 + 2 CuCl
Pb(NO3)2 + HBr = HNO3 + PbBr2 =>
Pb(NO3)2 + 2 HBr = 2 HNO3 + PbBr2
H3PO4 + Ca = CaH + PO4 =>
H3PO4 + 3 Ca = 3 CaH + PO4
S2 + Cu = Cu2S2 =>
S2 + 2 Cu = Cu2S2
H2SO + Zn = ZnSO4 + H2S + H2O =>
5 H2SO + Zn = ZnSO4 + 4 H2S + H2O
Na2SO3 = Na2O + S + O2 =>
Na2SO3 = Na2O + S + O2
CO + NO = CONO =>
CO + NO = CONO
MgO + CO2 = MgOCO2 =>
MgO + CO2 = MgOCO2
FeCl2 + NH4SCn = Fe(SCn)2 + NH4Cl =>
FeCl2 + 2 NH4SCn = Fe(SCn)2 + 2 NH4Cl
C6H10 + MnO4{-} + H2O = MnO2 + OH{-} + C6H10(OH)2 =>
3 C6H10 + 2 MnO4{-} + 4 H2O = 2 MnO2 + 2 OH{-} + 3 C6H10(OH)2
As + HClO4 + H2O = H3AsO4 + HCl =>
8 As + 5 HClO4 + 12 H2O = 8 H3AsO4 + 5 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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