| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 MnO4{-} + S2O3{-2} + 5 OH{-} = 8 MnO4{-2} + 2 SO4{-2} + 5 H{+}
SO2(g) + H2O + O2 = H2SO4(l) =>
2 SO2(g) + 2 H2O + O2 = 2 H2SO4(l)
HgO(g) = Hg(l) + O2 =>
2 HgO(g) = 2 Hg(l) + O2
K2Cr2O7 + H2SO4 + CH3CH2CH2OH = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2CH2OH = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
Nd2Fe14B + H2SO4 = H2 + Nd2(SO4)3 + FeSO4 + B =>
Nd2Fe14B + 17 H2SO4 = 17 H2 + Nd2(SO4)3 + 14 FeSO4 + B
H2O2 + H2SO4 + KBr = K2SO4 + H2O + Br =>
H2O2 + H2SO4 + 2 KBr = K2SO4 + 2 H2O + 2 Br
CH3CHBr2 + Br2 = CH3CBrBr2 + HBr =>
CH3CHBr2 + Br2 = CH3CBrBr2 + HBr
SO4{2+} + H{+} + Co = H2SO3 + H2O + Co{2+} =>
SO4{2+} + 4 H{+} + 3 Co = H2SO3 + H2O + 3 Co{2+}
Cr2(SO4)3 + Mg(OH)2 = Cr(OH)3 + MgSO4 =>
Cr2(SO4)3 + 3 Mg(OH)2 = 2 Cr(OH)3 + 3 MgSO4
NaOH + HNC = NaNC + H2O =>
NaOH + HNC = NaNC + H2O
KMnO4 + H2SO4 + K2C2O4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 K2C2O4 = 2 MnSO4 + 6 K2SO4 + 10 CO2 + 8 H2O
CrBr2 + Na3PO4 = CrPO4 + Na3Br2 =>
CrBr2 + Na3PO4 = CrPO4 + Na3Br2
C120H194O97 + H2O = C6H12O6 =>
C120H194O97 + 23 H2O = 20 C6H12O6
Si + MgH2O2 = Mg2SiO4 + H2 =>
Si + 2 MgH2O2 = Mg2SiO4 + 2 H2
PbCl2 + CH3COOH = Pb(CH3COO)2 + HCl =>
PbCl2 + 2 CH3COOH = Pb(CH3COO)2 + 2 HCl
Na2SeO4 = Na2SeO3 + O2 =>
2 Na2SeO4 = 2 Na2SeO3 + O2
Na2HCO3 + CH3COOH = H2O + CO2 + NaC2H3O2 =>
8 Na2HCO3 + 15 CH3COOH = 10 H2O + 6 CO2 + 16 NaC2H3O2
PbS + S = PbS4 =>
PbS + 3 S = PbS4
HC7H5O2(aq) + Ba(OH)2(aq) = Ba(C7H5O2)2(aq) + H2O(l) =>
2 HC7H5O2(aq) + Ba(OH)2(aq) = Ba(C7H5O2)2(aq) + 2 H2O(l)
C2H5COOH + HCl = ClC2H5COO + H2 =>
C2H5COOH + HCl = ClC2H5COO + H2
Ni(NO3)2 + NaOH = Ni + OH + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni + 2 OH + 2 NaNO3
SiO2 + NaOH = Si(OH)4 + Na2O =>
SiO2 + 4 NaOH = Si(OH)4 + 2 Na2O
Sr(NO3)2 + Na2CO3 = SrCO3 + NaNO3 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + 2 NaNO3
Mg(g) + N2(g) = Mg3N =>
6 Mg(g) + N2(g) = 2 Mg3N
ReO2 + KOH = KO2 + ReOH =>
ReO2 + KOH = KO2 + ReOH
KMnO4 + O2 = K2O + MnO4 =>
4 KMnO4 + O2 = 2 K2O + 4 MnO4
AD3 + E = AE + D =>
AD3 + E = AE + 3 D
C3H8 + O3 = CO2 + H2O =>
3 C3H8 + 10 O3 = 9 CO2 + 12 H2O
Ti2O3 = Ti + O2 =>
2 Ti2O3 = 4 Ti + 3 O2
MgC = Mg + C =>
MgC = Mg + C
CuSO4 + H2O = CuSO4*H2O =>
CuSO4 + H2O = CuSO4*H2O
K2Cr2O7 + H2SO4 + H2O2 = K2SO4 + CrO4 + H2O =>
K2Cr2O7 + H2SO4 + 2 H2O2 = K2SO4 + 2 CrO4 + 3 H2O
C6H13OH + O2 = CO2 + H2O =>
C6H13OH + 9 O2 = 6 CO2 + 7 H2O
Ca + Na2Co3 = CaCo3 + CaNa =>
3 Ca + Na2Co3 = CaCo3 + 2 CaNa
CH3CH2OH + O2 = C2H5COOH + H2O =>
3 CH3CH2OH + 2 O2 = 2 C2H5COOH + 3 H2O
C2H5OH + CrO3 = Cr2O3 + H2O + C2H3COOH =>
3 C2H5OH + 4 CrO3 = 2 Cr2O3 + 5 H2O + 2 C2H3COOH
CuSO4 + BaCl2 = BaSO4 + CuCl2 =>
CuSO4 + BaCl2 = BaSO4 + CuCl2
MgCO3 + PbCl2 = MgCl2 + PbCO3 =>
MgCO3 + PbCl2 = MgCl2 + PbCO3
C6H4(CH3)2 + KMnO4 = C6H4(COOH)2 + MnO2 + KOH =>
C6H4(CH3)2 + 4 KMnO4 = C6H4(COOH)2 + 4 MnO2 + 4 KOH
H2SeO3 + Cl2 + H2O = H2SeO4 + HCl =>
H2SeO3 + Cl2 + H2O = H2SeO4 + 2 HCl
PBr3 + H2O = HBr + HPO2 =>
PBr3 + 2 H2O = 3 HBr + HPO2
Cr(OH)3 + HF = Cr(OH)F2 + H2O =>
Cr(OH)3 + 2 HF = Cr(OH)F2 + 2 H2O
Na2SO4 + SrCO3 = SrSO4 + Na2CO3 =>
Na2SO4 + SrCO3 = SrSO4 + Na2CO3
WC + HF + HNO3 = H2[WF8] + NO + H2O + CO2 =>
3 WC + 24 HF + 10 HNO3 = 3 H2[WF8] + 10 NO + 14 H2O + 3 CO2
PbN6 + CrMn2O8 = Pb3O4 + Cr2O3 + MnO2 + NO =>
15 PbN6 + 44 CrMn2O8 = 5 Pb3O4 + 22 Cr2O3 + 88 MnO2 + 90 NO
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
CoCl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5]Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5]Cl3 + 2 H2O
Hg + H2O = H2 + HgO =>
Hg + H2O = H2 + HgO
UO2(s) + HF(l) = UF4(s) + H2O =>
UO2(s) + 4 HF(l) = UF4(s) + 2 H2O
Cl2 + NaBr = Br + Cl2Na =>
Cl2 + NaBr = Br + Cl2Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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