| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 C2H4 + 12 MnO4{-} + 36 H{+} = 10 CO2 + 12 Mn{2+} + 28 H2O
K2S + AlBr3 = KBr + Al2S3 =>
3 K2S + 2 AlBr3 = 6 KBr + Al2S3
Br2 + KCl = Cl2 + KBr2 =>
2 Br2 + 2 KCl = Cl2 + 2 KBr2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
MgO + NH4H2PO4 = MgNH4PO4 + H2O =>
MgO + NH4H2PO4 = MgNH4PO4 + H2O
Cu + Hg2SO4 = Hg + CuSO4 =>
Cu + Hg2SO4 = 2 Hg + CuSO4
HClO4 + SO2 + H2O = HCl + H2SO4 =>
HClO4 + 4 SO2 + 4 H2O = HCl + 4 H2SO4
O3 + HCO2H = CO2 + H2O =>
O3 + 3 HCO2H = 3 CO2 + 3 H2O
MnO4 + HCl = MnCl2 + Cl2 + H2O =>
MnO4 + 8 HCl = MnCl2 + 3 Cl2 + 4 H2O
HCl + KMnO4 + H2SO4 = Cl2 + H2O + K2SO4 + MnSO4 =>
10 HCl + 2 KMnO4 + 3 H2SO4 = 5 Cl2 + 8 H2O + K2SO4 + 2 MnSO4
HCl(aq) + Ca(s) = CaCl + H2(g) =>
2 HCl(aq) + 2 Ca(s) = 2 CaCl + H2(g)
CsO + H2SO4 = Cs2SO4 + H2O2 =>
2 CsO + H2SO4 = Cs2SO4 + H2O2
FeSO4*7H2O + H2O2 + HCl = FeCl3 + H2SO4 + H2O =>
2 FeSO4*7H2O + H2O2 + 6 HCl = 2 FeCl3 + 2 H2SO4 + 16 H2O
H0 + O2 = H2O =>
4 H0 + O2 = 2 H2O
K2Cr2O7 + CH3OH + H2SO4 = K2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
2 K2Cr2O7 + 6 CH3OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 CH3COOH + 14 H2O
BO2{-} + H{+} + C2H5OH = B(OC2H5)3 + H2O =>
BO2{-} + H{+} + 3 C2H5OH = B(OC2H5)3 + 2 H2O
CH3COCH3 + KI + NaClO = CHI3 + CH3COOK + NaCl + KOH =>
CH3COCH3 + 3 KI + 3 NaClO = CHI3 + CH3COOK + 3 NaCl + 2 KOH
CO2 + H2O + N2 = C6H7N + O2 =>
24 CO2 + 14 H2O + 2 N2 = 4 C6H7N + 31 O2
Ag2S + K3PO4 = Ag3PO4 + K2S =>
3 Ag2S + 2 K3PO4 = 2 Ag3PO4 + 3 K2S
H2O + Be = Be(OH)2 + H =>
2 H2O + Be = Be(OH)2 + 2 H
CH2Cl{-}CH2Cl + NaOH = CH2OH{-}CH2OH + NaCl =>
CH2Cl{-}CH2Cl + NaOH = CH2OH{-}CH2OH + NaCl
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Fe3 + CuCl2 = Fe(Cl) + Cu =>
2 Fe3 + 3 CuCl2 = 6 Fe(Cl) + 3 Cu
U3O8 + HNO3 + H2SO4 = UO2SO4 + NO + H2O =>
3 U3O8 + 2 HNO3 + 9 H2SO4 = 9 UO2SO4 + 2 NO + 10 H2O
Tl + H2SO4 = Tl2SO4 + H2 =>
2 Tl + H2SO4 = Tl2SO4 + H2
C7H6N2O4 + H2O2 = CO2 + N2 + H2O =>
C7H6N2O4 + 13 H2O2 = 7 CO2 + N2 + 16 H2O
FeCl2 + HAuCl4 = HFeCl3 + Au + Cl2 =>
2 FeCl2 + 2 HAuCl4 = 2 HFeCl3 + 2 Au + 3 Cl2
MgCl + H2 = HCl + Mg =>
2 MgCl + H2 = 2 HCl + 2 Mg
P3 + H2O = PH3 + OH =>
P3 + 9 H2O = 3 PH3 + 9 OH
Ag(II) + NaCl = Ag(II)(NaCl)2 =>
Ag(II) + 2 NaCl = Ag(II)(NaCl)2
Cu + H(NO{3}) = Cu(NO{3}){2} + NO + H{2}O =>
Cu + 5 H(NO{3}) = Cu(NO{3}){2} + 4 NO + 5 H{2}O
I2 + ZnO = ZnI + O2 =>
I2 + 2 ZnO = 2 ZnI + O2
BaBr2 + MgSO4 = BaSO4 + MgBr2 =>
BaBr2 + MgSO4 = BaSO4 + MgBr2
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
K2CO3 + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3 + Ca(NO3)2 = 2 KNO3 + CaCO3
MnCl2 + KOH + K2S2O8 = MnO2 + H2O + K2SO4 + KCl =>
MnCl2 + 4 KOH + K2S2O8 = MnO2 + 2 H2O + 2 K2SO4 + 2 KCl
Mn(CH3CO2)2 + NaOH = MnO + H2O + NaCH3CO2 =>
Mn(CH3CO2)2 + 2 NaOH = MnO + H2O + 2 NaCH3CO2
FeCl2 + HAuCl4 = HFeCl3 + Au + Cl2 =>
2 FeCl2 + 2 HAuCl4 = 2 HFeCl3 + 2 Au + 3 Cl2
CuBr + Al = Cu + BrAl =>
CuBr + Al = Cu + BrAl
KMnO4 + RbCl = RbMnO4 + KCl =>
KMnO4 + RbCl = RbMnO4 + KCl
Mg + Fe(NO3)3 = Mg(NO3)2 + Fe =>
3 Mg + 2 Fe(NO3)3 = 3 Mg(NO3)2 + 2 Fe
Cr2O3 + NaNO3 + NaOH = NaNO2 + Na2CrO4 + H2O =>
Cr2O3 + 3 NaNO3 + 4 NaOH = 3 NaNO2 + 2 Na2CrO4 + 2 H2O
MnCl2 + KOH + K2S2O8 = MnO2 + H2O + K2SO4 + KCl =>
MnCl2 + 4 KOH + K2S2O8 = MnO2 + 2 H2O + 2 K2SO4 + 2 KCl
C6H5NH2 + HNO3 = C6H5NH3 + NO3 =>
C6H5NH2 + HNO3 = C6H5NH3 + NO3
Bi + Cl = BiCl3 =>
Bi + 3 Cl = BiCl3
(OH)2 = O + H2 =>
(OH)2 = 2 O + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KMnO4 + KBr + H2SO4 = MnSO4 + K2SO4 + Br2 + H2O =>
2 KMnO4 + 10 KBr + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 Br2 + 8 H2O
PbCrO4 + HNO3 = Pb(NO3)2 + H2CrO4 =>
PbCrO4 + 2 HNO3 = Pb(NO3)2 + H2CrO4
NO2 = NO + O = O + NO2 + O2 + NO =>
NO2 = NO + O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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