| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnI2 = Mn + I2
NH3 + KOH = NO + H2O + K =>
NH3 + 5 KOH = NO + 4 H2O + 5 K
NaOCN = NaCN + N2 + Na2O + CO2 =>
5 NaOCN = 3 NaCN + N2 + Na2O + 2 CO2
Bi2O3 + C = Bi + CO =>
Bi2O3 + 3 C = 2 Bi + 3 CO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaH2PO3 = H2 + NaPO3 =>
NaH2PO3 = H2 + NaPO3
Sr(s) + HNO3(aq) = Sr(NO3)2(aq) + H2(g) =>
Sr(s) + 2 HNO3(aq) = Sr(NO3)2(aq) + H2(g)
SO2 + MnO4 + H2O = MnSO4 + H2SO4 =>
3 SO2 + MnO4 + 2 H2O = MnSO4 + 2 H2SO4
LiOH + HNO2 = HOH + LiNO2 =>
LiOH + HNO2 = HOH + LiNO2
K3PO4 + Al(OH)3 = KOH + AlPO4 =>
K3PO4 + Al(OH)3 = 3 KOH + AlPO4
Zn2NO3 + NaOH = ZnOH + Na2NO3 =>
Zn2NO3 + 2 NaOH = 2 ZnOH + Na2NO3
FeCl3 + KOH4 = KCl + Fe(OH4)3 =>
FeCl3 + 3 KOH4 = 3 KCl + Fe(OH4)3
SnCl4 + Fe = SnCl2 + FeCl3 =>
3 SnCl4 + 2 Fe = 3 SnCl2 + 2 FeCl3
Ca(ClO)2 + NaOH = Ca(OH)2 + NaCl + O2 =>
Ca(ClO)2 + 2 NaOH = Ca(OH)2 + 2 NaCl + O2
Al + NaNO3 = Al(NO3)3 + Na =>
Al + 3 NaNO3 = Al(NO3)3 + 3 Na
Hg2I2 = Hg2{+} + I2{-} =>
Hg2I2 = Hg2{+} + I2{-}
F2 + Cl2 = F3Cl3 =>
3 F2 + 3 Cl2 = 2 F3Cl3
H + HNO3 = HNO2 + OH =>
H + HNO3 = HNO2 + OH
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + NO =>
2 KNO3 + 4 H2SO4 + 3 Hg = K2SO4 + 3 HgSO4 + 4 H2O + 2 NO
PBr5 + H2O = HPO3 + HBr =>
PBr5 + 3 H2O = HPO3 + 5 HBr
BaCl2 + PbO2 = BaO2 + PbCl2 =>
BaCl2 + PbO2 = BaO2 + PbCl2
K2Cr2O4 + HBr = CrBr3 + H2O + KBr =>
K2Cr2O4 + 8 HBr = 2 CrBr3 + 4 H2O + 2 KBr
NiO(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O =>
NiO(s) + 2 HNO3(aq) = Ni(NO3)2(aq) + H2O
C4H9OH + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
15 C4H9OH + 16 KMnO4 + 24 H2SO4 = 20 C2H5COOH + 8 K2SO4 + 16 MnSO4 + 39 H2O
MnO4{-} + H{+} + SO3{2-} = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{-} + 6 H{+} + 5 SO3{2-} = 2 Mn{2+} + 5 SO4{2-} + 3 H2O
NaOH + H2SO3 = H2O + NaHSO3 =>
NaOH + H2SO3 = H2O + NaHSO3
HI + H2SO4 = H2S + I2 + H2O =>
8 HI + H2SO4 = H2S + 4 I2 + 4 H2O
N23 = N4 =>
4 N23 = 23 N4
(Ca)(Cl)2 + (K)(Cr) = (Ca)(Cr)2 + (K)(Cl) =>
(Ca)(Cl)2 + 2(K)(Cr) = (Ca)(Cr)2 + 2(K)(Cl)
C18H18 + CuO = Cu + CO2 + H2O =>
C18H18 + 45 CuO = 45 Cu + 18 CO2 + 9 H2O
KCO3 + HBr = KBr2 + CO2 + H2O =>
KCO3 + 2 HBr = KBr2 + CO2 + H2O
TiF4 + IF5 = Ti2I + F2 =>
4 TiF4 + 2 IF5 = 2 Ti2I + 13 F2
H2SO3 + Mg = MgSO3 + SO + H2O =>
2 H2SO3 + Mg = MgSO3 + SO + 2 H2O
CH2CHCH2CH3 + KMnO4 + H2O = CH2OHCHOHCH2CH3 + Mn2O3 + KOH =>
4 CH2CHCH2CH3 + 2 KMnO4 + 5 H2O = 4 CH2OHCHOHCH2CH3 + Mn2O3 + 2 KOH
CuBr + NaOH = CuOH + NaBr =>
CuBr + NaOH = CuOH + NaBr
SO(OH)2 = SO2 + H2O =>
SO(OH)2 = SO2 + H2O
Ag(s) + H2S(g) + O2 = Ag2S(s) + H2O(i) =>
4 Ag(s) + 2 H2S(g) + O2 = 2 Ag2S(s) + 2 H2O(i)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg(s) + H2O = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O = Mg(OH)2(aq) + H2(g)
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
C2H2 + O2(arrow) = CO2 + H2O =>
2 C2H2 + 5 O2(arrow) = 4 CO2 + 2 H2O
P + NH4NO3 = P2O5 + N2 + H2O =>
2 P + 5 NH4NO3 = P2O5 + 5 N2 + 10 H2O
OCN{-} + H2O + e = CN{-} + OH{-} =>
OCN{-} + H2O + 2e = CN{-} + 2 OH{-}
Cu(ClO2)2 + Li2SO3 = CuSO3 + LiClO2 =>
Cu(ClO2)2 + Li2SO3 = CuSO3 + 2 LiClO2
Sr(NO3)2 + NaOH = Sr(OH)2 + NaNO3 =>
Sr(NO3)2 + 2 NaOH = Sr(OH)2 + 2 NaNO3
Ge + O2 = GeO =>
2 Ge + O2 = 2 GeO
SO2 + MnO4 + H2O = MnSO4 + H2SO4 =>
3 SO2 + MnO4 + 2 H2O = MnSO4 + 2 H2SO4
NaHSO4 + KOH = KHSO4 + NaOH =>
NaHSO4 + KOH = KHSO4 + NaOH
Al2(SO4)3 + KBr = AlBr3 + K2(SO4) =>
Al2(SO4)3 + 6 KBr = 2 AlBr3 + 3 K2(SO4)
Ca + FeP = CaP + Fe =>
Ca + FeP = CaP + Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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