| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO3 = 4 NO2 + O2 + 2 H2O
La + La2O3 + Fe + Cu + S = La27Fe7Cu7S39O12 =>
19 La + 4 La2O3 + 7 Fe + 7 Cu + 39 S = La27Fe7Cu7S39O12
CoCl2(aq) + Na3PO4(aq) = CoPO4(s) + Na3Cl2(aq) =>
CoCl2(aq) + Na3PO4(aq) = CoPO4(s) + Na3Cl2(aq)
CuCl + BaSO4 = CuSO4 + BaCl =>
CuCl + BaSO4 = CuSO4 + BaCl
Al + H2Te = Al2Te3 + H2* =>
2 Al + 3 H2Te = Al2Te3 + 3 H2*
I + NaCl = NaI + Cl2 =>
2 I + 2 NaCl = 2 NaI + Cl2
C + H2O = CO + H4 =>
2 C + 2 H2O = 2 CO + H4
CuCl2 + NaPO4 = CuPO4 + NaCl2 =>
CuCl2 + NaPO4 = CuPO4 + NaCl2
Ca(H2PO4)2 + AgNO3 = CaNO3 + Ag(H2PO4)2 =>
Ca(H2PO4)2 + AgNO3 = CaNO3 + Ag(H2PO4)2
FeOH + K = KOH + Fe =>
FeOH + K = KOH + Fe
Al3(aq) + Cl(aq) = AlCl3(s) =>
Al3(aq) + 9 Cl(aq) = 3 AlCl3(s)
FeCl3 + AcAcH + Na(CH3CO2) = Fe(AcAc)3 + CH3CO2H + NaCl =>
FeCl3 + 3 AcAcH + 3 Na(CH3CO2) = Fe(AcAc)3 + 3 CH3CO2H + 3 NaCl
Mn4 + H2O = Mn(OH)4 + H2 =>
Mn4 + 16 H2O = 4 Mn(OH)4 + 8 H2
Cr2O3 + N2O3 = CrNO3 =>
Cr2O3 + N2O3 = 2 CrNO3
HCl + NaHCO3 = H2O + ClCNaO2 =>
HCl + NaHCO3 = H2O + ClCNaO2
Fe(OH)3 = Fe(HO)2 + O2 + H2O =>
4 Fe(OH)3 = 4 Fe(HO)2 + O2 + 2 H2O
C6H5CH2Br + KOH = C6H5CH + KBr + H2O =>
C6H5CH2Br + KOH = C6H5CH + KBr + H2O
Al3(aq) + Cl(aq) = AlCl3(s) =>
Al3(aq) + 9 Cl(aq) = 3 AlCl3(s)
C + H2O = CO + H4 =>
2 C + 2 H2O = 2 CO + H4
(ZnOH)2SO3 + HBr = H2O + ZnSO3 + ZnBr2 =>
(ZnOH)2SO3 + 2 HBr = 2 H2O + ZnSO3 + ZnBr2
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + Na2(NO3)2(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + Na2(NO3)2(aq)
Ca(H2PO4)2 + AgNO3 = CaNO3 + Ag(H2PO4)2 =>
Ca(H2PO4)2 + AgNO3 = CaNO3 + Ag(H2PO4)2
K + Br = KBr =>
K + Br = KBr
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + Na2(NO3)2(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + Na2(NO3)2(aq)
Sn2(CO3)4 = Sn2O4 + CO2 =>
Sn2(CO3)4 = Sn2O4 + 4 CO2
C3H5(OH)3 + HONO2 = CHONO2(CH2ONO2)2 + H2O =>
C3H5(OH)3 + 3 HONO2 = CHONO2(CH2ONO2)2 + 3 H2O
CaP + K2 = CaPK =>
2 CaP + K2 = 2 CaPK
O2 + Na + C3H7NO2S = Na2S + NaCN + H2 + CO2 =>
2 O2 + 6 Na + 2 C3H7NO2S = 2 Na2S + 2 NaCN + 7 H2 + 4 CO2
I + NaCl = NaI + Cl2 =>
2 I + 2 NaCl = 2 NaI + Cl2
AgBrNH3 = AgBr(NH3) =>
AgBrNH3 = AgBr(NH3)
Ca3P2 + H2O = Ca3OH + HP2 =>
Ca3P2 + H2O = Ca3OH + HP2
Al(NO3)3 + NaCO3 = Al(CO3) + Na(NO3)3 =>
Al(NO3)3 + NaCO3 = Al(CO3) + Na(NO3)3
KCO3 + NaNO3 = KNO3 + NaCO3 =>
KCO3 + NaNO3 = KNO3 + NaCO3
BaCl2 + K2SO4 = BaSO4 + K2Cl2 =>
BaCl2 + K2SO4 = BaSO4 + K2Cl2
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONH2 + [(CH3)3CNH3]Cl + CCl2 =>
(CH3CH2O)2POH + 11(CH3)3CNH2 + 9 CCl4 = (CH3CH2O)2PONH2 + 10[(CH3)3CNH3]Cl + 13 CCl2
Na2SeO3 + SnCl2 + H2SO4 = Se + H2[SnCl6] + Sn(SO4)2 + Na2SO4 + H2O =>
3 Na2SeO3 + 6 SnCl2 + 11 H2SO4 = 3 Se + 2 H2[SnCl6] + 4 Sn(SO4)2 + 3 Na2SO4 + 9 H2O
CaS(aq) + HCl(aq) = CaCl2 + H2S =>
CaS(aq) + 2 HCl(aq) = CaCl2 + H2S
MnO4 + C2H5OH = Mn + CH3CO2H + H2O =>
MnO4 + 2 C2H5OH = Mn + 2 CH3CO2H + 2 H2O
Fe(NO3)3(aq) + Zn(s) = Zn(NO3)2 + Fe =>
2 Fe(NO3)3(aq) + 3 Zn(s) = 3 Zn(NO3)2 + 2 Fe
C2H5OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Zn + MnO4{-} + H2O = Zn{+2} + MnO2 + OH{-} =>
3 Zn + 2 MnO4{-} + 4 H2O = 3 Zn{+2} + 2 MnO2 + 8 OH{-}
CuCl + BaSO4 = CuSO4 + BaCl =>
CuCl + BaSO4 = CuSO4 + BaCl
Zn{2+} + Cr{3+} + H2O = Zn + Cr2O7 + H{+} =>
4 Zn{2+} + 2 Cr{3+} + 7 H2O = 4 Zn + Cr2O7 + 14 H{+}
Na{11} + e = Na{-} =>
Na{11} + 12e = Na{-}
Br2 + NaOH = O2 + Na2Br + H2O =>
Br2 + 4 NaOH = O2 + 2 Na2Br + 2 H2O
Cu(OH)2 + NH3 = Cu(NH3)42 + OH =>
Cu(OH)2 + 42 NH3 = Cu(NH3)42 + 2 OH
KOH + I2 = KI + KIO3 + H2 =>
6 KOH + 3 I2 = 4 KI + 2 KIO3 + 3 H2
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(S4)3 + I2 + H2O =>
K2Cr2O7 + 84 KI + 55 H2SO4 = 43 K2SO4 + Cr2(S4)3 + 42 I2 + 55 H2O
NaC2H3O2 + O2 = Na + H2O + CO2 =>
4 NaC2H3O2 + 7 O2 = 4 Na + 6 H2O + 8 CO2
Fe + BaSO4 = Fe2(SO4)3 + Ba =>
2 Fe + 3 BaSO4 = Fe2(SO4)3 + 3 Ba
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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