| Équations équilibrées la veille |
2 Cr + 2 NaOH + 2 H2O = 2 NaCrO2 + 3 H2
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
CH4(l) + H2O(l) = CO(l) + H2(l) =>
CH4(l) + H2O(l) = CO(l) + 3 H2(l)
HCl + FeCl3 = HClFe + Cl2 =>
2 HCl + 2 FeCl3 = 2 HClFe + 3 Cl2
Cr2(SO4)3 + H2O2 + KOH = K2CrO4 + H2O + K2SO4 =>
Cr2(SO4)3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 8 H2O + 3 K2SO4
Al(NO3)3(aq) + Na2CO3(aq) = Al2(CO3)3 + NaNO3(aq) =>
2 Al(NO3)3(aq) + 3 Na2CO3(aq) = Al2(CO3)3 + 6 NaNO3(aq)
Na3SbO3 + Zn + HCl = SbH3 + ZnCl2 + H2O + NaCl =>
Na3SbO3 + 3 Zn + 9 HCl = SbH3 + 3 ZnCl2 + 3 H2O + 3 NaCl
Na2C2O4 + Fe(NO3)3 = Na2NO3 + Fe + CO2 =>
3 Na2C2O4 + Fe(NO3)3 = 3 Na2NO3 + Fe + 6 CO2
LiCl + Na2Co3 = Li2Co3 + NaCl =>
2 LiCl + Na2Co3 = Li2Co3 + 2 NaCl
Al(NO3)3 + K2S = Al2S3 + KNO3 =>
2 Al(NO3)3 + 3 K2S = Al2S3 + 6 KNO3
HBr(aq) + Na2S(aq) = NaBr + H2S =>
2 HBr(aq) + Na2S(aq) = 2 NaBr + H2S
C9H8 + KMnO4 + H2SO4 = C8H6O4 + MnSO4 + K2SO4 + H2O =>
40 C9H8 + 82 KMnO4 + 123 H2SO4 = 45 C8H6O4 + 82 MnSO4 + 41 K2SO4 + 148 H2O
MgCl2(aq)Na2SO4(aq) = MgSO4Na2Cl2 =>
MgCl2(aq)Na2SO4(aq) = MgSO4Na2Cl2
Al(OH)3 + KOH = K3AlO3 + H2O =>
Al(OH)3 + 3 KOH = K3AlO3 + 3 H2O
Br2(g) + H2O(l) + SO2(g) = HBr(ac) + H2SO4(ac) =>
Br2(g) + 2 H2O(l) + SO2(g) = 2 HBr(ac) + H2SO4(ac)
Al(s) + FeO3(s) = Fe(l) + Al2O3(l) =>
2 Al(s) + FeO3(s) = Fe(l) + Al2O3(l)
Al(s) + HBr = AlBr3 + H2 =>
2 Al(s) + 6 HBr = 2 AlBr3 + 3 H2
SH2 + NaOH = Na2S + H2O =>
SH2 + 2 NaOH = Na2S + 2 H2O
Al(s) + I2 = AlI3(s) =>
2 Al(s) + 3 I2 = 2 AlI3(s)
Zn3(PO3)2 = ZnO + PO + O =>
Zn3(PO3)2 = 3 ZnO + 2 PO + O
I2(s) + CaCl2(aq) = CaI2 + Cl2 =>
I2(s) + CaCl2(aq) = CaI2 + Cl2
SO3{-2} + H{+} + HPO3{-2} = S + HPO4{-2} + H2O =>
SO3{-2} + 2 H{+} + 2 HPO3{-2} = S + 2 HPO4{-2} + H2O
Pb4 + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb4 + 16 HNO3 = 4 Pb(NO3)2 + 8 NO2 + 8 H2O
Fe2(O)3 + C = Fe + CO2 =>
2 Fe2(O)3 + 3 C = 4 Fe + 3 CO2
C2H6 + O2 + S8 = CS2 + H2O =>
2 C2H6 + 3 O2 + S8 = 4 CS2 + 6 H2O
Sb + Fe + Au = SbFeAu =>
Sb + Fe + Au = SbFeAu
Na2SO3 + H2SO4 + KMnO4 = Na2SO4 + KMnSO3 + H2 =>
5 Na2SO3 + H2SO4 + KMnO4 = 5 Na2SO4 + KMnSO3 + H2
C6H5CH2CH3 + Cl2 = C6H5CH2CH2Cl + H2 =>
2 C6H5CH2CH3 + Cl2 = 2 C6H5CH2CH2Cl + H2
Al(s) + Pb(No3)2 = Al(No3)3 + Pb(s) =>
2 Al(s) + 3 Pb(No3)2 = 2 Al(No3)3 + 3 Pb(s)
H2CrO4 + NaBr + HNO3 = Br2 + Cr(NO3)3 + NaNO3 + H2O =>
2 H2CrO4 + 6 NaBr + 12 HNO3 = 3 Br2 + 2 Cr(NO3)3 + 6 NaNO3 + 8 H2O
KBr + BaI2 = KI + Ba(Br2) =>
2 KBr + BaI2 = 2 KI + Ba(Br2)
Ba(IO3)2 = Ba5(IO6)2 + I2 + O2 =>
5 Ba(IO3)2 = Ba5(IO6)2 + 4 I2 + 9 O2
Cr2(SO4)3 + H2O = Cr + OH + H2SO4 =>
Cr2(SO4)3 + 6 H2O = 2 Cr + 6 OH + 3 H2SO4
H{+} + Tl + H3PO3 = Tl{+} + PH3 + H2O =>
6 H{+} + 6 Tl + H3PO3 = 6 Tl{+} + PH3 + 3 H2O
IO3{-} + HSO3{-} = I{-} + H{+} + SO4{2-} =>
IO3{-} + 3 HSO3{-} = I{-} + 3 H{+} + 3 SO4{2-}
AgNO3 + CaBr26H2O = CaNO3 + AgBr26H2O =>
AgNO3 + CaBr26H2O = CaNO3 + AgBr26H2O
H2SiO4 + Ca(OH)2 = CaSiO4 + H2O =>
H2SiO4 + Ca(OH)2 = CaSiO4 + 2 H2O
Zn(OH2) + NaOH = ZnOH2NaOH =>
Zn(OH2) + NaOH = ZnOH2NaOH
NaOH + P2O5 = Na2HPO4 + H2O =>
4 NaOH + P2O5 = 2 Na2HPO4 + H2O
Bi(NO3)3*5H2O + CH4N2O + Nd(NO3)3*6H2O = Bi0189O3Nd0011 + N2 + CO2 + H2O =>
189 Bi(NO3)3*5H2O + 599 CH4N2O + 11 Nd(NO3)3*6H2O = Bi0189O3Nd0011 + 899 N2 + 599 CO2 + 2209 H2O
C10H8 + KNO3 = H2O + KNO2 + CO2 =>
C10H8 + 24 KNO3 = 4 H2O + 24 KNO2 + 10 CO2
CH3CH2OH + O2 = HC2H3O2 + H2O =>
CH3CH2OH + O2 = HC2H3O2 + H2O
CuCl2 + Na2CO3 + H2O = (CuOH)2CO3 + CO2 + NaCl =>
2 CuCl2 + 2 Na2CO3 + H2O = (CuOH)2CO3 + CO2 + 4 NaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr(OH)3 + KOH + Cl2 = K2CrO4 + KCl + H2O =>
2 Cr(OH)3 + 10 KOH + 3 Cl2 = 2 K2CrO4 + 6 KCl + 8 H2O
Al(NO3)3KI = AlIK(NO3)3 =>
Al(NO3)3KI = AlIK(NO3)3
K2O + SiO2 = K2O3Si =>
K2O + SiO2 = K2O3Si
K2(Cr2O7) + KI + H2SO4 = Cr2(SO4)3 + K(SO4) + I2 + H2O =>
K2(Cr2O7) + 2 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K(SO4) + I2 + 7 H2O
Au + P = AuP =>
Au + P = AuP
AlPO4 + BaH2 = AlH3 + Ba3(PO4)2 =>
2 AlPO4 + 3 BaH2 = 2 AlH3 + Ba3(PO4)2
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Équations équilibrées sur01/30/25
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