| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 PbO2 + 2 MnSO4 + 6 HNO3 = 3 Pb(NO3)2 + 2 HMnO4 + 2 PbSO4 + 2 H2O
NaCl + KNO3 = NaKClNO3 =>
NaCl + KNO3 = NaKClNO3
SrCl2 + Li2CO3 = SrCO3 + LiCl =>
SrCl2 + Li2CO3 = SrCO3 + 2 LiCl
CuSO4*5H2O + Na2CO3*10H2O = Cu2CO3 + NaSO4 + H2O =>
2 CuSO4*5H2O + Na2CO3*10H2O = Cu2CO3 + 2 NaSO4 + 20 H2O
Na2CO3 + K2SO4 = K2CO3 + Na2SO4 =>
Na2CO3 + K2SO4 = K2CO3 + Na2SO4
NH3 + CrO3 = HNO3 + Cr2O3 + H2O =>
3 NH3 + 8 CrO3 = 3 HNO3 + 4 Cr2O3 + 3 H2O
AgNO3 = Ag + NO + O3 =>
3 AgNO3 = 3 Ag + 3 NO + 2 O3
CH3COOHNaOH = CH3COONaH2O =>
CH3COOHNaOH = CH3COONaH2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
HNo3 + NaCl = NaNo3 + HCl =>
HNo3 + NaCl = NaNo3 + HCl
HCl(aq) + Ca(OH)2 = CaCl2 + H2O =>
2 HCl(aq) + Ca(OH)2 = CaCl2 + 2 H2O
CH3CH2COOH + MgCO3 = CH3CH2COOMg + H2O + CO2 =>
15 CH3CH2COOH + 14 MgCO3 = 14 CH3CH2COOMg + 10 H2O + 17 CO2
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Cr + N + O = CrNO33 =>
Cr + N + 33 O = CrNO33
C2H2 + HBr = C2H6Br + C2H =>
4 C2H2 + HBr = C2H6Br + 3 C2H
Fe(OH)3 + Al2(SO4)3 = Fe2(SO4)3 + Al(OH)3 =>
2 Fe(OH)3 + Al2(SO4)3 = Fe2(SO4)3 + 2 Al(OH)3
Na + NO3 = NaNO3 =>
Na + NO3 = NaNO3
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
Cr2O72{-} + CH3CH2OH + H{+} = Cr3{+} + CH3COOH + H2O =>
12 Cr2O72{-} + 427 CH3CH2OH + 20 H{+} = 8 Cr3{+} + 427 CH3COOH + 437 H2O
CoCl2*6H20 + NH4Cl + NH4OH + H2O2 = (Co(NH3)5Cl)Cl2 + H2O =>
2 CoCl2*6H20 + 2 NH4Cl + 8 NH4OH + 121 H2O2 = 2(Co(NH3)5Cl)Cl2 + 250 H2O
CaCr2O7 + Na3N = Ca3N2 + Na2Cr2O7 =>
3 CaCr2O7 + 2 Na3N = Ca3N2 + 3 Na2Cr2O7
Na3AsO3 + CuSO4 = CuAsO3 + Na3SO4 =>
Na3AsO3 + CuSO4 = CuAsO3 + Na3SO4
C7H5NO4 + Al + KOH + H2O = C7H6NO2K + K[Al(OH)4] =>
C7H5NO4 + 2 Al + 3 KOH + 3 H2O = C7H6NO2K + 2 K[Al(OH)4]
Cr(OH)3 + Cl2 + KOH = KCl + K2CrO4 + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 KOH = 6 KCl + 2 K2CrO4 + 8 H2O
C57H104O6 + NaOH = C3H5O3 + C54 + H99O6Na3 =>
546 C57H104O6 + 1692 NaOH = 528 C3H5O3 + 547 C54 + 564 H99O6Na3
Cu + CaCl2 = CuCl + Ca2 =>
4 Cu + 2 CaCl2 = 4 CuCl + Ca2
CH2CH2 + KMnO4 + H2O = CH2CH2OHOH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2CH2OHOH + 2 MnO2 + 2 KOH
Na2SnO3 + SO2 + H2O = Na2SnO2 + H2SO4 =>
Na2SnO3 + SO2 + H2O = Na2SnO2 + H2SO4
Mg2 + Ca(NO3)2 = Mg(NO3)2 + Ca2 =>
Mg2 + 2 Ca(NO3)2 = 2 Mg(NO3)2 + Ca2
Fe + Si4 = Fe2Si =>
8 Fe + Si4 = 4 Fe2Si
BeBr2 = Be + Br2 =>
BeBr2 = Be + Br2
(NH4)2S(aq) + NaOH(aq) = Na2S(aq) + NH4(OH)(s) =>
(NH4)2S(aq) + 2 NaOH(aq) = Na2S(aq) + 2 NH4(OH)(s)
BaCl2 + Na2SO4 = Na2Ba + SO4Cl2 =>
BaCl2 + Na2SO4 = Na2Ba + SO4Cl2
HNO3 + Na2S = NO2 + Na2SO4 + H2O =>
8 HNO3 + Na2S = 8 NO2 + Na2SO4 + 4 H2O
H2C2O2 + K2Cr2O7 + H2SO4 = KHSO4 + Cr2(SO4)3 + CO2 + H2O =>
H2C2O2 + K2Cr2O7 + 5 H2SO4 = 2 KHSO4 + Cr2(SO4)3 + 2 CO2 + 5 H2O
P4O10(s) + KOH(aq) = H3PO4(aq) + K3PO4 =>
P4O10(s) + 6 KOH(aq) = 2 H3PO4(aq) + 2 K3PO4
FeSO4*6H2O + (NH4)2SO4 = (NH4)2Fe(SO4)2*6H2O =>
FeSO4*6H2O + (NH4)2SO4 = (NH4)2Fe(SO4)2*6H2O
Zn + FeSO4 = ZnSO4 + Fe2 =>
2 Zn + 2 FeSO4 = 2 ZnSO4 + Fe2
HClO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cl2 + H2O =>
2 HClO3 + 10 FeSO4 + 5 H2SO4 = 5 Fe2(SO4)3 + Cl2 + 6 H2O
Cu + HNo3 = (CuNo3)2 + H2 =>
2 Cu + 2 HNo3 = (CuNo3)2 + H2
VO4{3-} + H{+} + Na2SO3 = VO{2+} + H2O + Na2SO4 =>
2 VO4{3-} + 10 H{+} + Na2SO3 = 2 VO{2+} + 5 H2O + Na2SO4
NiCO3 + HBr = BrNi + HCO3 =>
NiCO3 + HBr = BrNi + HCO3
C6H10SH + H2O = H3O + C6H10S =>
C6H10SH + H2O = H3O + C6H10S
HCl(aq) + As2O3(s) + NaNO3(aq) + H2O(l) = NO(g) + H3AsO4 + NaCl =>
4 HCl(aq) + 3 As2O3(s) + 4 NaNO3(aq) + 7 H2O(l) = 4 NO(g) + 6 H3AsO4 + 4 NaCl
O + Cu2S = Cu2O + SO2 =>
3 O + Cu2S = Cu2O + SO2
NaHSO + Ca = CaHSO + Na =>
NaHSO + Ca = CaHSO + Na
CaCO3(s) + HNO3(aq) = H2CO3(s) + Ca(NO3)2(s) =>
CaCO3(s) + 2 HNO3(aq) = H2CO3(s) + Ca(NO3)2(s)
CuO + HCIO4 = Cu(CIO4)2 + H2O =>
CuO + 2 HCIO4 = Cu(CIO4)2 + H2O
HSO + Ce(OH) = Ce(SO) + H2O =>
HSO + Ce(OH) = Ce(SO) + H2O
N2H4 + H202 = N2H20 =>
101 N2H4 + 8 H202 = 101 N2H20
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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