| Équations équilibrées la veille |
2 Ca(OH)2 + 2 NaOH = Ca2O3 + 2 Na + 3 H2O
Ca3P2 + HNO3 = Ca(NO3)2 + H3P =>
Ca3P2 + 6 HNO3 = 3 Ca(NO3)2 + 2 H3P
Ca(OH)2 + H2Co3 = Ca2(Co3)2 + H2O =>
2 Ca(OH)2 + 2 H2Co3 = Ca2(Co3)2 + 4 H2O
Pb{+2} + Cl{-} = PbCl2 =>
Pb{+2} + 2 Cl{-} = PbCl2
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
KY + H2SO4 = Y2 + H2S + H2O + K2SO4 =>
8 KY + 5 H2SO4 = 4 Y2 + H2S + 4 H2O + 4 K2SO4
AlCl3 + Ca = CaCl2 + Al2 =>
2 AlCl3 + 3 Ca = 3 CaCl2 + Al2
HCl + BaCl2 = BaH2 + Cl2 =>
2 HCl + BaCl2 = BaH2 + 2 Cl2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
K2SeO3 + KI + HCl = KCl + Se + I2 + H2O =>
K2SeO3 + 4 KI + 6 HCl = 6 KCl + Se + 2 I2 + 3 H2O
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Pb{2+} + Cl{-} = PbCl2 =>
Pb{2+} + 2 Cl{-} = PbCl2
HCrO2 + H2O2 = H2Cr2O7 + H2O =>
2 HCrO2 + 3 H2O2 = H2Cr2O7 + 3 H2O
FeCl3(aq) + Hg2(NO3)2(aq) = Fe(NO3)3 + HgCl =>
2 FeCl3(aq) + 3 Hg2(NO3)2(aq) = 2 Fe(NO3)3 + 6 HgCl
CaO + H3Po4 = Ca3(Po4)2 + H2O =>
3 CaO + 2 H3Po4 = Ca3(Po4)2 + 3 H2O
HNO3 + Cu3(CO3)2(OH)2 = Cu(NO3)2 + H2O + CO2 =>
6 HNO3 + Cu3(CO3)2(OH)2 = 3 Cu(NO3)2 + 4 H2O + 2 CO2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
I2O5 + BrF30 = IF5 + O2 + BrF2 =>
14 I2O5 + 5 BrF30 = 28 IF5 + 35 O2 + 5 BrF2
Cl2(g) + KBr(aq) = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr(aq) = Br2(l) + 2 KCl(aq)
Na2SO3 + KMnO4 + H2O = Na2SO4 + MnO2 + KOH =>
3 Na2SO3 + 2 KMnO4 + H2O = 3 Na2SO4 + 2 MnO2 + 2 KOH
C10H6O + O2 = CO2 + H2O =>
C10H6O + 11 O2 = 10 CO2 + 3 H2O
SrCl2 + NaHSO4 = SrSO4 + HCl + NaCl =>
SrCl2 + NaHSO4 = SrSO4 + HCl + NaCl
C6H4(NH2)COOH + (CH3CO)2O = C9H9NO3 + CH3COOH =>
C6H4(NH2)COOH + (CH3CO)2O = C9H9NO3 + CH3COOH
Ba + MgI2 = BaI2 + Mg =>
Ba + MgI2 = BaI2 + Mg
C5H12(i) + O2(g) = CO2(g) + H2O(g) =>
C5H12(i) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
HBr + Cl(g) = HCl(ac) + Br2(g) =>
2 HBr + 2 Cl(g) = 2 HCl(ac) + Br2(g)
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
NH4Cl + Cu(NO3)2 = CuCl + NH4(NO3)2 =>
NH4Cl + Cu(NO3)2 = CuCl + NH4(NO3)2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
FeCl3 + Ag(SCN) = AgCl + Fe(SCN)3 =>
FeCl3 + 3 Ag(SCN) = 3 AgCl + Fe(SCN)3
K4[Cr(NCS)6] + Ce(SO4)2 + H2O = Cr(NO3)3 + Ce(NO3)3 + Ce2(SO3)3 + CO2 + K2SO4 + H2SO4 =>
K4[Cr(NCS)6] + 25 Ce(SO4)2 + 18 H2O = Cr(NO3)3 + Ce(NO3)3 + 12 Ce2(SO3)3 + 6 CO2 + 2 K2SO4 + 18 H2SO4
HClO + Zn = HClZn + O =>
HClO + Zn = HClZn + O
HBr + Na2CO3 = NaBr + CO2 + H2O =>
2 HBr + Na2CO3 = 2 NaBr + CO2 + H2O
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
I2 + H1N1O3 = H1I1O3 + N1O2 + H2 =>
I2 + 6 H1N1O3 = 2 H1I1O3 + 6 N1O2 + 2 H2
C6H10O3 + C11H15NO2 = C15H17NO3 + HO + C2H5O =>
7 C6H10O3 + 5 C11H15NO2 = 5 C15H17NO3 + 5 HO + 11 C2H5O
MnO4{-} + S{2-} + H2O = MnO(OH)2 + S + OH{-} =>
2 MnO4{-} + 3 S{2-} + 6 H2O = 2 MnO(OH)2 + 3 S + 8 OH{-}
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CH3OH(l) + Na(s) = CH3ONa(aq) + H2(g) =>
2 CH3OH(l) + 2 Na(s) = 2 CH3ONa(aq) + H2(g)
Ag3PO4 + Sr + SO3 = AgSO3 + Sr3(PO4)2 =>
2 Ag3PO4 + 3 Sr + 6 SO3 = 6 AgSO3 + Sr3(PO4)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li + Br = LiBr =>
Li + Br = LiBr
NaCO3 + KNO3 = NaNO3KCO3 =>
NaCO3 + KNO3 = NaNO3KCO3
Zn(s) + Br2(s) = ZnBr2 =>
Zn(s) + Br2(s) = ZnBr2
CuO + C2H6 = Cu2O + CO2 + H2O =>
14 CuO + C2H6 = 7 Cu2O + 2 CO2 + 3 H2O
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Équations équilibrées sur01/04/25
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