| Équations équilibrées la veille |
2 Na + 2 H2O = 2 NaOH + H2
Fe2S3(s) + HCl(aq) = FeCl3(aq) + H2S(g) =>
Fe2S3(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2S(g)
WO3 + NH3 = N2 + W + H2O =>
WO3 + 2 NH3 = N2 + W + 3 H2O
C3H5(NO3)3 = CO2 + H2O + N3 + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 10 H2O + 4 N3 + O2
KI + MnO22 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
42 KI + MnO22 + 22 H2SO4 = 21 K2SO4 + MnSO4 + 22 H2O + 21 I2
Ba + Fe2O3 = BaO + Fe =>
3 Ba + Fe2O3 = 3 BaO + 2 Fe
NaClO + HBr = NaBr + HCl + O2 =>
2 NaClO + 2 HBr = 2 NaBr + 2 HCl + O2
CH3CH2NH2 + O2 = CO2 + H2O + NH4 =>
4 CH3CH2NH2 + 11 O2 = 8 CO2 + 6 H2O + 4 NH4
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
SnF4 + Al = AlF4 + Sn =>
SnF4 + Al = AlF4 + Sn
Cs(s) + I(g) = CsI =>
Cs(s) + I(g) = CsI
K2 + Br = KBr =>
K2 + 2 Br = 2 KBr
HONH2 + H2O = OH + NH2OH2 =>
HONH2 + H2O = OH + NH2OH2
Br2 + KNO2 + H2O = KNO3 + HBr =>
Br2 + KNO2 + H2O = KNO3 + 2 HBr
MgCO3 + HNO3 = Mg(NO3)2 + H2CO3 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2CO3
C2H3NaO2 + H2SO4 = Na2SO4 + CH3COOH =>
2 C2H3NaO2 + H2SO4 = Na2SO4 + 2 CH3COOH
Fe(NO3)3 + KSCN = Fe(SCN) + NO3 + K3 =>
3 Fe(NO3)3 + 3 KSCN = 3 Fe(SCN) + 9 NO3 + K3
CuS + OH = SO2 + H2O + CuOH =>
CuS + 5 OH = SO2 + 2 H2O + CuOH
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
FeO3 + H2 = Fe + H2O =>
FeO3 + 3 H2 = Fe + 3 H2O
Au + KNO3 = AuNO3 + K =>
Au + KNO3 = AuNO3 + K
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KCl + CaO = CaCl2 + K2O =>
2 KCl + CaO = CaCl2 + K2O
MgCO3 = Mg + CO2 + O2 =>
2 MgCO3 = 2 Mg + 2 CO2 + O2
Na2Cr2O7 + Na2S2O3 + HNO3 = H2SO4 + Cr(NO3)3 + NaNO3 + H2O =>
4 Na2Cr2O7 + 3 Na2S2O3 + 38 HNO3 = 6 H2SO4 + 8 Cr(NO3)3 + 14 NaNO3 + 13 H2O
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O
FeCl3 + HgO = HgCl2 + Fe2O3 =>
2 FeCl3 + 3 HgO = 3 HgCl2 + Fe2O3
CH3CH2COCH3 + NaOH + I2 = CH3CH2CONa + CH3I + H2O =>
5 CH3CH2COCH3 + 6 NaOH + I2 = 6 CH3CH2CONa + 2 CH3I + 5 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
calciumhydroxide + sodiumchloride = calciumchloride + sodiumhydroxide =>
Ca(OH)2 + 2 NaCl = CaCl2 + 2 NaOH
HCIO3 = CIO2 + H2O + O2 =>
4 HCIO3 = 4 CIO2 + 2 H2O + O2
Ba + CaCl2 = BaCl2 + Ca =>
Ba + CaCl2 = BaCl2 + Ca
Ca(ClO3)2 + KI + H2SO4 = CaCl2 + K2SO4 + I2 + H2O =>
Ca(ClO3)2 + 12 KI + 6 H2SO4 = CaCl2 + 6 K2SO4 + 6 I2 + 6 H2O
Hg(C2H3O2)2 + H2S = Hg2S2 + HC2H3O2 =>
2 Hg(C2H3O2)2 + 2 H2S = Hg2S2 + 4 HC2H3O2
Pb4 + P = PbP4 =>
Pb4 + 16 P = 4 PbP4
KF + KOH = K + FOH =>
KF + KOH = 2 K + FOH
Na1 + H1Cl1 = H2 + Na1Cl1 =>
2 Na1 + 2 H1Cl1 = H2 + 2 Na1Cl1
CH4 + S8 = CS2 + H2S =>
2 CH4 + S8 = 2 CS2 + 4 H2S
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H{+} + Cl{-} = H2 + Cl2 =>
2 H{+} + 2 Cl{-} = H2 + Cl2
Na(s) + F2(g) = NaF(s) =>
2 Na(s) + F2(g) = 2 NaF(s)
Na(ClO3) = NaCl + O2 =>
2 Na(ClO3) = 2 NaCl + 3 O2
K(NO3) = KNO2 + O2 =>
2 K(NO3) = 2 KNO2 + O2
Hf + HCl + HNO3 = H3[HfCl8] + NO + H2O =>
3 Hf + 24 HCl + 5 HNO3 = 3 H3[HfCl8] + 5 NO + 10 H2O
Na2AsO3 + Cl2 + NaOH = Na3AsO4 + NaCl + H2O =>
2 Na2AsO3 + Cl2 + 4 NaOH = 2 Na3AsO4 + 2 NaCl + 2 H2O
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| Équations équilibrées la veille |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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