| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 NaNO2 + 2 KMnO4 + 3 H2SO3 = 5 NaNO3 + 2 MnSO3 + K2SO3 + 3 H2O
Cl + CaI2 = I + CaCl2 =>
2 Cl + CaI2 = 2 I + CaCl2
CH3CH2CH2F + NaOH = CH3CH2CH2HF + NaO =>
CH3CH2CH2F + NaOH = CH3CH2CH2HF + NaO
NaCO3(s) + H = Na + CO2(g) + H2O(l) =>
NaCO3(s) + 2 H = Na + CO2(g) + H2O(l)
Na3[Al(OH)6] + H2SO4 = H2O + Al2(SO4)3 + Na2SO4 =>
2 Na3[Al(OH)6] + 6 H2SO4 = 12 H2O + Al2(SO4)3 + 3 Na2SO4
Al2O3 + Si = Al + SiO =>
Al2O3 + 3 Si = 2 Al + 3 SiO
P + Cl = (PCl) =>
P + Cl = (PCl)
(NH4)(NO3) + Fe(NO3) + H2O = Fe2 + HNO3 =>
(NH4)(NO3) + 8 Fe(NO3) + 3 H2O = 4 Fe2 + 10 HNO3
AuI3 + Cl2 = AuCl3 + I2 =>
2 AuI3 + 3 Cl2 = 2 AuCl3 + 3 I2
N2 + H2H2 = NH3 =>
2 N2 + 3 H2H2 = 4 NH3
CH3CH2COCH3 + Cl2 + OH = CH3CH2COOH + HCl =>
6 CH3CH2COCH3 + 5 Cl2 + 10 OH = 8 CH3CH2COOH + 10 HCl
CaCl2 + MnBr5 = MnCl5 + CaBr2 =>
5 CaCl2 + 2 MnBr5 = 2 MnCl5 + 5 CaBr2
Na3PO4 + Na2SO4 = Na3SO4 + Na2PO4 =>
Na3PO4 + Na2SO4 = Na3SO4 + Na2PO4
NaBH4 + C3H8O3 + (H2O) = NaBC3O4 + H =>
NaBH4 + C3H8O3 + (H2O) = NaBC3O4 + 14 H
Al3 + HNO3 = Al(NO3)3 + NO + H2O =>
Al3 + 12 HNO3 = 3 Al(NO3)3 + 3 NO + 6 H2O
C2H5NO2 + KOH = CH2COOKNH2 + H2O =>
C2H5NO2 + KOH = CH2COOKNH2 + H2O
C + H2 + O2 = C4H8O4 =>
4 C + 4 H2 + 2 O2 = C4H8O4
BaBr2 + K2S = KBr + BaS =>
BaBr2 + K2S = 2 KBr + BaS
PbO2 + HCl + NH4Cl = (NH4)2PbCl6 + H2O =>
PbO2 + 4 HCl + 2 NH4Cl = (NH4)2PbCl6 + 2 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Pb(NO3)2 + HBr = PbBr2(s) + HNO3(aq) =>
Pb(NO3)2 + 2 HBr = PbBr2(s) + 2 HNO3(aq)
AmmoniumHydroxideandAluminumAcetate = AluminumHydroxideandAmmoniumAcetate =>
AmmoniumHydroxideandAluminumAcetate = AluminumHydroxideandAmmoniumAcetate
AsH2 + O2 = As2O3 + H2O =>
4 AsH2 + 5 O2 = 2 As2O3 + 4 H2O
Bi(NO3)3 + NH4OH = Bi(OH)3 + NO3NH4 =>
Bi(NO3)3 + 3 NH4OH = Bi(OH)3 + 3 NO3NH4
Na(Cr2O7) + HCl = NaCl + CrCl3 + H2O + Cl2 =>
2 Na(Cr2O7) + 28 HCl = 2 NaCl + 4 CrCl3 + 14 H2O + 7 Cl2
Pb(NO3)2 + HBr = PbBr2(s) + HNO3(aq) =>
Pb(NO3)2 + 2 HBr = PbBr2(s) + 2 HNO3(aq)
Zn{2+} + NaOH{-} = Zn(OH)4{2-} + Na =>
Zn{2+} + 4 NaOH{-} = Zn(OH)4{2-} + 4 Na
CH3CH2COCH3 + Cl2 + OH = CH3CH2COOH + HCl2 =>
3 CH3CH2COCH3 + 5 Cl2 + 5 OH = 4 CH3CH2COOH + 5 HCl2
ZnCl2 + Cu = CuCl2 + Zn =>
ZnCl2 + Cu = CuCl2 + Zn
NaOH + B2O3 = Na3BO3 + H2O =>
6 NaOH + B2O3 = 2 Na3BO3 + 3 H2O
MnO4{-} + e + H2O = MnO2 + OH{-} =>
MnO4{-} + 3e + 2 H2O = MnO2 + 4 OH{-}
C6H10O5 + I = C6H10O4 + IO =>
C6H10O5 + I = C6H10O4 + IO
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
PbCl2Zn = ZnCl2Pb =>
PbCl2Zn = ZnCl2Pb
A2 + BC = A2BC =>
A2 + BC = A2BC
Fe + H2Co3 = Fe2(Co3)3 + H2 =>
2 Fe + 3 H2Co3 = Fe2(Co3)3 + 3 H2
Fe + AgNO3 = FeAgNO3 =>
Fe + AgNO3 = FeAgNO3
KrF4 = Kr + F2 =>
KrF4 = Kr + 2 F2
KOH + CuSO4 = Cu2OH + K(SO4)2 =>
KOH + 2 CuSO4 = Cu2OH + K(SO4)2
MgO + HCe = MgCe2 + H2O =>
MgO + 2 HCe = MgCe2 + H2O
Li2I = Li + I2 =>
2 Li2I = 4 Li + I2
Cl(g) + e = Cl{-}(g) =>
Cl(g) + e = Cl{-}(g)
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
NH4OH + Cu2CO3(OH)2 = H2O + [Cu(NH3)4(H2O)2](OH)2 + CO2 =>
8 NH4OH + Cu2CO3(OH)2 = 3 H2O + 2[Cu(NH3)4(H2O)2](OH)2 + CO2
MnO4{-} + H{+} + HNO2 = Mn{2+} + H2O + NO3{-} =>
2 MnO4{-} + H{+} + 5 HNO2 = 2 Mn{2+} + 3 H2O + 5 NO3{-}
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
AgCu + O2 = Cu + AgO =>
2 AgCu + O2 = 2 Cu + 2 AgO
ZrO(NO3)2 + NaOH = ZrO2 + NaNO3 + H2O =>
ZrO(NO3)2 + 2 NaOH = ZrO2 + 2 NaNO3 + H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(gaz) + H2O(aq) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(gaz) + 2 H2O(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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