| Équations équilibrées la veille |
9 H3C6H9O7 + 33 NaHCO3 = 43 H2O + 21 CO2 + 11 Na3C6H5O7
KAl3(Si3O10)(OH)2 + H4SiO4 + K = KAlSi3O8 + H + H2O =>
KAl3(Si3O10)(OH)2 + 6 H4SiO4 + 2 K = 3 KAlSi3O8 + 2 H + 12 H2O
SnS + S = SnS2 =>
SnS + S = SnS2
Pb(s) + Cl2(g) = Pb4Cl(s) =>
8 Pb(s) + Cl2(g) = 2 Pb4Cl(s)
K2Cr2O7 + H2SO4 + H2S = KHSO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 17 H2SO4 + 3 H2S = 8 KHSO4 + 4 Cr2(SO4)3 + 16 H2O
C4H6 + K2Cr2O7 + H2SO4 = C2H4O2 + K2SO4 + Cr2(SO4)3 + H2O =>
C4H6 + K2Cr2O7 + 4 H2SO4 = 2 C2H4O2 + K2SO4 + Cr2(SO4)3 + 3 H2O
CH3CH2OH + Cr2O7{-2} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Ce2O3 + KI + HCl = KCl + CeCl2 + H2O + I2 =>
Ce2O3 + 2 KI + 6 HCl = 2 KCl + 2 CeCl2 + 3 H2O + I2
HF + K(OH) = KF + H2O =>
HF + K(OH) = KF + H2O
CaCO3 + Cl2 = CaOCl + CO2 =>
2 CaCO3 + Cl2 = 2 CaOCl + 2 CO2
Na(aq) + Cl(aq) = NaCl =>
Na(aq) + Cl(aq) = NaCl
C4H6O2 + H2O + SO3{-2} = C2H4 + SO4{-2} =>
C4H6O2 + H2O + 3 SO3{-2} = 2 C2H4 + 3 SO4{-2}
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
S + NaF = Na + SF4 =>
S + 4 NaF = 4 Na + SF4
Zn(NO3)2 = ZnO + NO + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO + 3 O2
OsO + H2O = Os(OH)2 =>
OsO + H2O = Os(OH)2
Na2B4O7(s) + H2O(l) = NaB(OH)4(aq) + H3BO3(aq) =>
Na2B4O7(s) + 7 H2O(l) = 2 NaB(OH)4(aq) + 2 H3BO3(aq)
NaVO3 + NH4Cl = NaCl + NH4VO3 =>
NaVO3 + NH4Cl = NaCl + NH4VO3
Cd + I + O = CdIO32 =>
Cd + I + 32 O = CdIO32
(CH3COOH)(aq) + Fe(s) = Fe(COOCH3)2(aq) + H2(g) =>
2(CH3COOH)(aq) + Fe(s) = Fe(COOCH3)2(aq) + H2(g)
Fe(NO3)3 + C6H8O7 = Fe2O3 + CO2 + H2 + NO2 =>
10 Fe(NO3)3 + 3 C6H8O7 = 5 Fe2O3 + 18 CO2 + 12 H2 + 30 NO2
Fe2O3 + HC2H3O2 = Fe2 + H2O + CO2 =>
4 Fe2O3 + 3 HC2H3O2 = 4 Fe2 + 6 H2O + 6 CO2
C6H5CH2COOH + H2O = C6H5CH2COO + H3O =>
C6H5CH2COOH + H2O = C6H5CH2COO + H3O
[CoCl2*6(H2O)] + HCl + O2 = [CoCl3*2(H2O)*(HCl)] + H2O =>
4[CoCl2*6(H2O)] + 8 HCl + O2 = 4[CoCl3*2(H2O)*(HCl)] + 18 H2O
Zn + HCl = ZnCl2 + H24 =>
12 Zn + 24 HCl = 12 ZnCl2 + H24
C5H10 + F = C5H10F =>
C5H10 + F = C5H10F
KMnO4(aq) + Na2C2O4(aq) + H2SO4(aq) = K2SO4(aq) + Na2SO4(aq) + MnSO4(aq) + CO2(g) + H2O(l) =>
2 KMnO4(aq) + 5 Na2C2O4(aq) + 8 H2SO4(aq) = K2SO4(aq) + 5 Na2SO4(aq) + 2 MnSO4(aq) + 10 CO2(g) + 8 H2O(l)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HC1 + Ba(OH)2 = BaC2 + H2O =>
2 HC1 + Ba(OH)2 = BaC2 + 2 H2O
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
NaOH + HF = H2O + FNa =>
NaOH + HF = H2O + FNa
KMnO4 + CH2CH2 + H2O + H2SO4 = CH2(OH)CH2(OH) + MnSO4 + K2SO4 =>
2 KMnO4 + 5 CH2CH2 + 2 H2O + 3 H2SO4 = 5 CH2(OH)CH2(OH) + 2 MnSO4 + K2SO4
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
C2H4 + Ag(NH3)2OH = (NH4)2CO3 + Ag + NH3 + H2O =>
C2H4 + 12 Ag(NH3)2OH = 2(NH4)2CO3 + 12 Ag + 20 NH3 + 6 H2O
CaOHNO3 + HNO3 = H2O + Ca(NO3)2 =>
CaOHNO3 + HNO3 = H2O + Ca(NO3)2
[Al(H2O)6]{3+} + CO3{2-} = [Al(H2O)3(OH)3] + CO2 + H2O =>
2[Al(H2O)6]{3+} + 3 CO3{2-} = 2[Al(H2O)3(OH)3] + 3 CO2 + 3 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C4H6 + K2Cr2O7 + H2SO4 = C2H2O4 + K2SO4 + Cr2(SO4)3 + H2O =>
C4H6 + 3 K2Cr2O7 + 12 H2SO4 = 2 C2H2O4 + 3 K2SO4 + 3 Cr2(SO4)3 + 13 H2O
Na2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3Na2SO4 + H2O =>
Na2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3Na2SO4 + 4 H2O
Cu2O(s) = Cu(g) + O2(g) =>
2 Cu2O(s) = 4 Cu(g) + O2(g)
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
Na2CO3(aq) + HCl(aq) = H2O(l) + CO2(g) + NaCl(aq) =>
Na2CO3(aq) + 2 HCl(aq) = H2O(l) + CO2(g) + 2 NaCl(aq)
CdCl2 + NaOH = NaCl + Cd(OH)2 =>
CdCl2 + 2 NaOH = 2 NaCl + Cd(OH)2
C15H11NO3 + NH2OH = C15H10N2O2 + H2O =>
C15H11NO3 + NH2OH = C15H10N2O2 + 2 H2O
Cl{2} + HBr = HCl + Br{2} =>
Cl{2} + HBr = HCl + Br{2}
KMnO4 + H2 = KMnO2 + H2O =>
KMnO4 + 2 H2 = KMnO2 + 2 H2O
C6H12O2 = C6H12O + O2 =>
2 C6H12O2 = 2 C6H12O + O2
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