| Équations équilibrées la veille |
2 CrBr3 + 52 NaOH + 21 I2 = 2 Na2CrO4 + 6 NaBrO3 + 42 NaI + 26 H2O
Li2Se + CrF2 = Li2F2 + SeCr =>
Li2Se + CrF2 = Li2F2 + SeCr
C8H8 + KMnO4 = C8H8O4 + KMn =>
C8H8 + KMnO4 = C8H8O4 + KMn
COOHCOOH + NaCO3 = NaCOO + CO2 + H2O =>
COOHCOOH + NaCO3 = NaCOO + 2 CO2 + H2O
Ag = Ag{+} + {-} =>
Ag = Ag{+} + e
Fe{3+} + Br{-} = Br2 + Fe{2+} =>
2 Fe{3+} + 2 Br{-} = Br2 + 2 Fe{2+}
Ag + SnO = AgO + Sn =>
Ag + SnO = AgO + Sn
Ni(OH)2(s) = NiOH2O =>
Ni(OH)2(s) = NiOH2O
H2S + CdNO3 = HNO3 + Cd2S =>
H2S + 2 CdNO3 = 2 HNO3 + Cd2S
NaHCO3 + CuO = CuCO3 + NaOH =>
NaHCO3 + CuO = CuCO3 + NaOH
NaOH + Ag = AgOH + Na =>
NaOH + Ag = AgOH + Na
IH = I2 + H =>
2 IH = I2 + 2 H
HClO + Cu = CuO + HCl =>
HClO + Cu = CuO + HCl
NaS + Na2CO3 + SO2 = Na2S2O3 + CO2 =>
4 NaS + 3 Na2CO3 + 6 SO2 = 5 Na2S2O3 + 3 CO2
Zn + (NO3){-} + (OH){-} + H2O = (Zn(OH)4){2-} + NH3 =>
4 Zn + (NO3){-} + 7(OH){-} + 6 H2O = 4(Zn(OH)4){2-} + NH3
HCl(aq) + Ni(s) = HClNi =>
HCl(aq) + Ni(s) = HClNi
C6H6 + IBr = C6H5Br + IH =>
C6H6 + IBr = C6H5Br + IH
NaCN + CaSO4 = Ca(CN)2 + Na2SO4 =>
2 NaCN + CaSO4 = Ca(CN)2 + Na2SO4
B(OH)3 + H2O = [B(OH)4]{-} + H3O{+} =>
B(OH)3 + 2 H2O = [B(OH)4]{-} + H3O{+}
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KOH + Cl2 = ClK + KClO3 + H2O =>
6 KOH + 3 Cl2 = 5 ClK + KClO3 + 3 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
Fe3O4 + H2O = Fe3O5H2 =>
Fe3O4 + H2O = Fe3O5H2
PH3 + Na2Cr2O7 + H2SO4 = H3PO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 PH3 + 4 Na2Cr2O7 + 16 H2SO4 = 3 H3PO4 + 4 Cr2(SO4)3 + 4 Na2SO4 + 16 H2O
C6H6 + IBr = C6H5Br + IH =>
C6H6 + IBr = C6H5Br + IH
(NH4)2CO3 + C4H6CaO4 = C2H3O2NH4 + CaCO3 =>
(NH4)2CO3 + C4H6CaO4 = 2 C2H3O2NH4 + CaCO3
FeC10H10 + O2 = CO2 + H2O + Fe =>
2 FeC10H10 + 25 O2 = 20 CO2 + 10 H2O + 2 Fe
HNO3 + Na2SO3 = NaNO3 + SO3H2 =>
2 HNO3 + Na2SO3 = 2 NaNO3 + SO3H2
Li + O2Li2 = Li2O =>
2 Li + O2Li2 = 2 Li2O
C3H10 + O2 = CO2 + H2O =>
2 C3H10 + 11 O2 = 6 CO2 + 10 H2O
NaHSO3H2SO4 = NaHSO4SO2H2O =>
NaHSO3H2SO4 = NaHSO4SO2H2O
CuO(s) + H2SO4(aq) = H2O(l) + CuSO4(aq) =>
CuO(s) + H2SO4(aq) = H2O(l) + CuSO4(aq)
C2H5OH + CH3CH2COOH = CH3CH2COOCH2CH3 + H2O =>
C2H5OH + CH3CH2COOH = CH3CH2COOCH2CH3 + H2O
HIO3 + HCl = Cl2 + IOCl + H2O =>
HIO3 + 3 HCl = Cl2 + IOCl + 2 H2O
CH3COOH + CuO = (CH3COO)2Cu + HOH =>
2 CH3COOH + CuO = (CH3COO)2Cu + HOH
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
I2 + MnO2 + KOH = K2MnO4 + KI + H2O =>
I2 + MnO2 + 4 KOH = K2MnO4 + 2 KI + 2 H2O
Hg2 = Hg =>
Hg2 = 2 Hg
HCl + AgNO3 = HNO3 + Cl + Ag =>
HCl + AgNO3 = HNO3 + Cl + Ag
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Cu(NO3)2*3H2O + NaOH = Cu(OH)2 + NaNO3 + H2O =>
Cu(NO3)2*3H2O + 2 NaOH = Cu(OH)2 + 2 NaNO3 + 3 H2O
KMnO4 + FeO4S + H2O = MnO4S + Fe2O3 + H2SO4 + K2O4S =>
2 KMnO4 + 10 FeO4S + 7 H2O = 2 MnO4S + 5 Fe2O3 + 7 H2SO4 + K2O4S
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
NaBrO{-} + O2{+} = NaBrO3 =>
NaBrO{-} + O2{+} = NaBrO3
Al(NO3)3Ba(OH)2 = Al(OH)2Ba(NO3)3 =>
Al(NO3)3Ba(OH)2 = Al(OH)2Ba(NO3)3
KOH + HP = KP + H2O =>
KOH + HP = KP + H2O
NCl3 + H2O = HClO + NH3 =>
NCl3 + 3 H2O = 3 HClO + NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cs(OH) + P2O5 = Cs3PO4 + H2O =>
6 Cs(OH) + P2O5 = 2 Cs3PO4 + 3 H2O
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Équations équilibrées sur11/12/24
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