| Équations équilibrées la veille | Équations équilibrées le lendemain |
NO2OH + 4 Zn + 8 NaOH + 5 H2O = 4 Na2[Zn(OH)4] + NH3
HI + K2CrO4 = I2 + KI + CrI3 + H2O =>
16 HI + 2 K2CrO4 = 3 I2 + 4 KI + 2 CrI3 + 8 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
C2H6O + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO3 + H2O =>
2 C2H6O + K2Cr2O7 + 4 H2SO4 = 2 CH3COOH + Cr2(SO4)3 + K2SO3 + 6 H2O
Ca(OH)2(aq) + NH4Cl = NH4OH(aq) + CaCl2(aq) =>
Ca(OH)2(aq) + 2 NH4Cl = 2 NH4OH(aq) + CaCl2(aq)
NaClO3 + Ni(NO3)2 = Ni(ClO3)2 + NaNO3 =>
2 NaClO3 + Ni(NO3)2 = Ni(ClO3)2 + 2 NaNO3
Zn(OH)2 + H2CO3 = (ZnOH)2CO3 + H2O =>
2 Zn(OH)2 + H2CO3 = (ZnOH)2CO3 + 2 H2O
Br2 + HNO3 = HBrO3 + NO2 + H2O =>
Br2 + 10 HNO3 = 2 HBrO3 + 10 NO2 + 4 H2O
Ce(NO3)3*6(H2O) + Er(NO3)3*6(H2O) + Yb2O3 + Gd(NO3)3*6(H2O) = Ce7Er1Yb1Gd01O10 + O2 + N2 + H2O =>
28 Ce(NO3)3*6(H2O) + 4 Er(NO3)3*6(H2O) + 2 Yb2O3 + 4 Gd(NO3)3*6(H2O) = 4 Ce7Er1Yb1Gd01O10 + 145 O2 + 54 N2 + 216 H2O
NH4Cl(aq) + KOH(aq) = KCl(aq) + NH3(g) + H2O(l) =>
NH4Cl(aq) + KOH(aq) = KCl(aq) + NH3(g) + H2O(l)
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
SnO2(s) + C(s) = Sn(s) + CO(g) =>
SnO2(s) + 2 C(s) = Sn(s) + 2 CO(g)
HCl(aq) + KOH(aq) = KCl(aq) + H2O(l) =>
HCl(aq) + KOH(aq) = KCl(aq) + H2O(l)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
AgNO3 + Ni = Ni(NO3)2 + Ag =>
2 AgNO3 + Ni = Ni(NO3)2 + 2 Ag
H2(PHO3) + AgNO3 + H2O = H3PO4 + Ag + HNO3 =>
H2(PHO3) + 2 AgNO3 + H2O = H3PO4 + 2 Ag + 2 HNO3
HCl(aq) + KOH(aq) = KCl(aq) + H2O(l) =>
HCl(aq) + KOH(aq) = KCl(aq) + H2O(l)
Pb + KOH + H2O = K2[Pb(OH)4] + H2 =>
Pb + 2 KOH + 2 H2O = K2[Pb(OH)4] + H2
MgCl2 + Li(OH) = LiCl2 + Mg(OH) =>
MgCl2 + Li(OH) = LiCl2 + Mg(OH)
Co(NO3)3 + Ba(OH)2 = Co(OH)3 + Ba(NO3)2 =>
2 Co(NO3)3 + 3 Ba(OH)2 = 2 Co(OH)3 + 3 Ba(NO3)2
NaHg2 + KMnO4 + HCl = NaCl + KCl + MnO2 + HgCl + H2O =>
NaHg2 + KMnO4 + 4 HCl = NaCl + KCl + MnO2 + 2 HgCl + 2 H2O
K2 + CrO4 + H2SO4 = K2Cr207 + K2SO4 + H2O =>
829 K2 + 207 CrO4 + 828 H2SO4 = K2Cr207 + 828 K2SO4 + 828 H2O
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
BaCl2 + Br2 = BaBr2 + Cl2 =>
BaCl2 + Br2 = BaBr2 + Cl2
Fe(cr) + O2 = FeO2 =>
Fe(cr) + O2 = FeO2
Cu(No3)2 + BaS = CuS + Ba(No3)2 =>
Cu(No3)2 + BaS = CuS + Ba(No3)2
Na2[Sn(OH)4] + HCl = NaCl + SnCl2 + H2O =>
Na2[Sn(OH)4] + 4 HCl = 2 NaCl + SnCl2 + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
SbS3 + HNO3 = Sb2O5 + H2SO4 + NO2 + H2O =>
2 SbS3 + 46 HNO3 = Sb2O5 + 6 H2SO4 + 46 NO2 + 17 H2O
Ir2O3 + H2O = Ir(OH)3 =>
Ir2O3 + 3 H2O = 2 Ir(OH)3
Al + Cr{3} = Al{3} + Cr =>
Al + Cr{3} = Al{3} + Cr
Si + NaOH = SiO + Na + H =>
Si + NaOH = SiO + Na + H
BaCl2 + Ca(NO3)2 = BaCa + ClNO3 =>
BaCl2 + Ca(NO3)2 = BaCa + 2 ClNO3
CaS + H2O + CO2 = Ca(HCO3)2 + H2S =>
CaS + 2 H2O + 2 CO2 = Ca(HCO3)2 + H2S
PbCrO4 + NaOH = PbOH + NaCrO4 =>
PbCrO4 + NaOH = PbOH + NaCrO4
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
C6H5CH2CH(CH3)NHCH3 + HCl = C6H5CH2CH(NH2)CH3 + CH3Cl =>
C6H5CH2CH(CH3)NHCH3 + HCl = C6H5CH2CH(NH2)CH3 + CH3Cl
Na2S2O3 + Cl2 + H2O = NaCl + S + H2SO4 =>
Na2S2O3 + Cl2 + H2O = 2 NaCl + S + H2SO4
P4O10 + PCl5 = POCl3 =>
P4O10 + 6 PCl5 = 10 POCl3
Pb3O4 + KMnO4 + HCl = PbCl4 + KCl + MnCl2 + H2O =>
5 Pb3O4 + 4 KMnO4 + 72 HCl = 15 PbCl4 + 4 KCl + 4 MnCl2 + 36 H2O
PbSO + HBrO = PbBrO + HSO =>
PbSO + HBrO = PbBrO + HSO
Ca3(PO4)2 + Al(OH)3 = Ca(OH)2 + Al(PO4) =>
Ca3(PO4)2 + 2 Al(OH)3 = 3 Ca(OH)2 + 2 Al(PO4)
K2S + Hg(NO3)2 = K(NO3) + HgS =>
K2S + Hg(NO3)2 = 2 K(NO3) + HgS
AlCl3 + K2CO3 = AlCO3 + K2Cl3 =>
AlCl3 + K2CO3 = AlCO3 + K2Cl3
NH2CH(CH2SH)COOH + O2 = CO2 + H2O + N2 + SO2 =>
4 NH2CH(CH2SH)COOH + 19 O2 = 12 CO2 + 14 H2O + 2 N2 + 4 SO2
AI + Fe2N3 = AIN + Fe =>
3 AI + Fe2N3 = 3 AIN + 2 Fe
H4P2O7 + KOH = K4P2O7 + H2O =>
H4P2O7 + 4 KOH = K4P2O7 + 4 H2O
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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