| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl2 + CuCl = FeCl3 + Cu
KOH + B(OH)3 = K[B5O6(OH)4] + H2O =>
KOH + 5 B(OH)3 = K[B5O6(OH)4] + 6 H2O
H2C6H6O6 + OH = H2O + C6O6H6 =>
H2C6H6O6 + 2 OH = 2 H2O + C6O6H6
C3H6 + O2 = CO2 + H2 =>
C3H6 + 3 O2 = 3 CO2 + 3 H2
Fe2(SO4)3 + K4Fe(CN)6 = Fe4(Fe(CN)6)3 + K2SO4 =>
2 Fe2(SO4)3 + 3 K4Fe(CN)6 = Fe4(Fe(CN)6)3 + 6 K2SO4
PO4{3-} + H{+} = H3PO4 =>
PO4{3-} + 3 H{+} = H3PO4
C2H4O2 + Na2O3 = C2H3ONa + H2O + CO2 =>
3 C2H4O2 + Na2O3 = 2 C2H3ONa + 3 H2O + 2 CO2
Fe(OH)3 + HI = HOH + FeI3 =>
Fe(OH)3 + 3 HI = 3 HOH + FeI3
NH3 + C4O = C4 + N2 + H2O =>
2 NH3 + 3 C4O = 3 C4 + N2 + 3 H2O
KOH + HNO3 = KNO2 + H2O2 =>
KOH + HNO3 = KNO2 + H2O2
Fe(SCN)3 + KMnO4 + HCl = FeCl3 + KCl + MnCl2 + CO2 + NO + SO2 + H2O =>
5 Fe(SCN)3 + 33 KMnO4 + 114 HCl = 5 FeCl3 + 33 KCl + 33 MnCl2 + 15 CO2 + 15 NO + 15 SO2 + 57 H2O
Ag3PO4 + MgSO4 = Ag3SO4 + MgPO4 =>
Ag3PO4 + MgSO4 = Ag3SO4 + MgPO4
B(OH)3 + NH3 = BN + H2O =>
B(OH)3 + NH3 = BN + 3 H2O
KI + Na2S2O8 = I2 + Na2SO4 + K2SO4 =>
2 KI + Na2S2O8 = I2 + Na2SO4 + K2SO4
PH3 + Cl2 = PCl3 + HCl =>
PH3 + 3 Cl2 = PCl3 + 3 HCl
Na + H2SO4 = Na2SO4 + H2S + H2O =>
8 Na + 5 H2SO4 = 4 Na2SO4 + H2S + 4 H2O
NH2OH + C8H6O3 = C8H5NO2 + H2O =>
NH2OH + C8H6O3 = C8H5NO2 + 2 H2O
Ag2CO3 + O2 = Ag2O3 + CO2 =>
Ag2CO3 + O2 = Ag2O3 + CO2
K2S2O3 + Cl2 = KCl + K2S4O6 =>
2 K2S2O3 + Cl2 = 2 KCl + K2S4O6
CH3COOH + Na = CH3COONa + H2 =>
2 CH3COOH + 2 Na = 2 CH3COONa + H2
H2O2 + As2S5 + NH4OH = (NH4)3AsO4 + (NH4)2SO4 + H2O =>
20 H2O2 + As2S5 + 16 NH4OH = 2(NH4)3AsO4 + 5(NH4)2SO4 + 28 H2O
Pb{2+} + NaOH = PbOH{2+} + Na =>
Pb{2+} + NaOH = PbOH{2+} + Na
NaO + CO2 = Na2CO3 + O2 =>
4 NaO + 2 CO2 = 2 Na2CO3 + O2
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
N2O5 + H2S = N2 + H2SO4 =>
4 N2O5 + 5 H2S = 4 N2 + 5 H2SO4
BaO + P2O5 = Ba(PO3)2 =>
BaO + P2O5 = Ba(PO3)2
KS2O8 + KI = KSO4 + I2 =>
2 KS2O8 + 2 KI = 4 KSO4 + I2
KI + Cl + CHCl3 = KCl + ICCl2 + HCl =>
KI + Cl + CHCl3 = KCl + ICCl2 + HCl
NH4NO3(s) = N2O(g) + H2O(g) =>
NH4NO3(s) = N2O(g) + 2 H2O(g)
V2(SO4)3 + K2Cr2O7 + H2SO4 = VOSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 V2(SO4)3 + K2Cr2O7 + H2SO4 = 6 VOSO4 + K2SO4 + Cr2(SO4)3 + H2O
KBr + HCl = KCl + HBr =>
KBr + HCl = KCl + HBr
C2H2OH = C2HH2O =>
C2H2OH = C2HH2O
HNO3(aq) + H3PO3(aq) = NO(g) + H3PO4 + H2O =>
2 HNO3(aq) + 3 H3PO3(aq) = 2 NO(g) + 3 H3PO4 + H2O
Na2SO3 + Pb = PbSO3 + Na =>
Na2SO3 + Pb = PbSO3 + 2 Na
Cu + HNO3(dilute) = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3(dilute) = 3 Cu(NO3)2 + 4 H2O + 2 NO
Fe2(SO4)3 + NaI = I2 + FeSO4 + Na2(SO4) =>
Fe2(SO4)3 + 2 NaI = I2 + 2 FeSO4 + Na2(SO4)
C9H11NO2(s) + O2(g) = CO2 + N2 + H2O =>
4 C9H11NO2(s) + 43 O2(g) = 36 CO2 + 2 N2 + 22 H2O
K2[Be(OH)4] + HNO3 = Be(NO3)2 + KNO3 + H2O =>
K2[Be(OH)4] + 4 HNO3 = Be(NO3)2 + 2 KNO3 + 4 H2O
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Ca(NO3)2 + KIO3 = K(NO3)2 + CaIO3 =>
Ca(NO3)2 + KIO3 = K(NO3)2 + CaIO3
SnCl2 + Cu + H2O = CuCl22H2O + Sn =>
11 SnCl2 + Cu + H2O = CuCl22H2O + 11 Sn
YbSO4 + HNO3 = Yb2(SO4)3 + NO + H2O + Yb(NO3)3 =>
3 YbSO4 + 4 HNO3 = Yb2(SO4)3 + NO + 2 H2O + Yb(NO3)3
Cu + HNO3(con) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(con) = 3 Cu(NO3)2 + 2 NO + 4 H2O
(NH4)2MoO4 + NaF = Na2MoO4 + NH4F =>
(NH4)2MoO4 + 2 NaF = Na2MoO4 + 2 NH4F
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
NO3{-}(aq) + OH{-}(aq) + Al(s) + H2O(l) = NH3(aq) + Al(OH)4{-}(aq) =>
3 NO3{-}(aq) + 5 OH{-}(aq) + 8 Al(s) + 18 H2O(l) = 3 NH3(aq) + 8 Al(OH)4{-}(aq)
Sn(s) + O2 = SnO2(s) =>
Sn(s) + O2 = SnO2(s)
K + H2(SO3) = H2 + K2(SO3) =>
2 K + H2(SO3) = H2 + K2(SO3)
NaOH + FeO = Fe(OH)2 + Na2O =>
2 NaOH + FeO = Fe(OH)2 + Na2O
As + HCl + Zn = AsH3 + ZnCl2 =>
2 As + 6 HCl + 3 Zn = 2 AsH3 + 3 ZnCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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