| Équations équilibrées la veille |
CH3NO2 + 3 SnCl2 + 6 HCl = (CH2NH3) + 3 SnCl4 + 2 H2O
NaYF4 + Cl + N = NaCl + N2F4 + YCl3 =>
NaYF4 + 4 Cl + 2 N = NaCl + N2F4 + YCl3
V(OH)2 + H2SiO3 = (VOH)2SiO3 + H2O =>
2 V(OH)2 + H2SiO3 = (VOH)2SiO3 + 2 H2O
CaCO3 + HCl = Ca2 + CO2 + H2O + Cl =>
2 CaCO3 + 4 HCl = Ca2 + 2 CO2 + 2 H2O + 4 Cl
HCl + C27H30O5S = H4Cl + C27O5S =>
10 HCl + C27H30O5S = 10 H4Cl + C27O5S
Cd(NH3)4 + Cl = Cd(NH3)4Cl2 =>
Cd(NH3)4 + 2 Cl = Cd(NH3)4Cl2
T2O + Na2O = NaOT =>
T2O + Na2O = 2 NaOT
Na2S + B(OH)3 = NaOH + B2S3 =>
3 Na2S + 2 B(OH)3 = 6 NaOH + B2S3
Ag2SO4(aq) + NaCl(s) = AgCl + Na2SO4 =>
Ag2SO4(aq) + 2 NaCl(s) = 2 AgCl + Na2SO4
LiNO2 + H2O = H2NO2 + Li(OH)2 =>
LiNO2 + 2 H2O = H2NO2 + Li(OH)2
Mn2O3 + Bi2O3 + TeO2 = MnBi2TeO6 + O2 =>
2 Mn2O3 + 4 Bi2O3 + 4 TeO2 = 4 MnBi2TeO6 + O2
Al + CuCl2*H2O = H2O + AlCl3 + Cu =>
2 Al + 3 CuCl2*H2O = 3 H2O + 2 AlCl3 + 3 Cu
CrCO3 + H2SO4 = CrSO4 + H2O + CO2 =>
CrCO3 + H2SO4 = CrSO4 + H2O + CO2
HT + H2O = H3O + T =>
HT + H2O = H3O + T
K15Mg5Fe30AlSi75O200(OH)15 + H{+} = K{+} + Mg{+2} + Al{+3} + SiO2 + H2O + Fe{+2} + Fe{+3} =>
K15Mg5Fe30AlSi75O200(OH)15 + 115 H{+} = 15 K{+} + 5 Mg{+2} + Al{+3} + 75 SiO2 + 65 H2O + 3 Fe{+2} + 27 Fe{+3}
Cu2Cl + KPO4 = Cu2PO4 + ClK =>
Cu2Cl + KPO4 = Cu2PO4 + ClK
AlBr3 + H2S = Al2S3 + HBr =>
2 AlBr3 + 3 H2S = Al2S3 + 6 HBr
Cu(NO3)2 + K = Cu + KNO3 =>
Cu(NO3)2 + 2 K = Cu + 2 KNO3
NH3 + (H2SO4) = (S) + (HNO3) + (H2O) =>
3 NH3 + 4(H2SO4) = 4(S) + 3(HNO3) + 7(H2O)
SnSO4 + Ag2O3 + KOH = K2SnO3 + AgO + K2SO4 + H2O =>
SnSO4 + Ag2O3 + 4 KOH = K2SnO3 + 2 AgO + K2SO4 + 2 H2O
C2H4O2 + H2O = C2H3O2{-} + H3O{+} =>
C2H4O2 + H2O = C2H3O2{-} + H3O{+}
K + O = KO5 =>
K + 5 O = KO5
Na2ZnO2 + Cu + H2O = Zn + CuO + NaOH =>
Na2ZnO2 + Cu + H2O = Zn + CuO + 2 NaOH
Pb + K2CrO4 = PbCr + K2O4 =>
Pb + K2CrO4 = PbCr + K2O4
KClO3 + I2 = IO3 + KCl =>
2 KClO3 + I2 = 2 IO3 + 2 KCl
Fe3(PO4)2 + NaNO3 = Fe(NO3)2 + Na3PO4 =>
Fe3(PO4)2 + 6 NaNO3 = 3 Fe(NO3)2 + 2 Na3PO4
MnO4{-} + Fe2{+} + H{+} = Mn{+} + Fe{3+} + H2O =>
5 MnO4{-} + 6 Fe2{+} + 40 H{+} = 5 Mn{+} + 12 Fe{3+} + 20 H2O
Ca + V3(PO4)7 = Ca3(PO4)2 + V =>
21 Ca + 2 V3(PO4)7 = 7 Ca3(PO4)2 + 6 V
KBr + Cl1 = KCl + Br2 =>
2 KBr + 2 Cl1 = 2 KCl + Br2
CaO2H2 + H = Ca + H2O =>
CaO2H2 + 2 H = Ca + 2 H2O
Cr{3+} + NH4OH = Cr(OH)3 + NH4{+} =>
Cr{3+} + 3 NH4OH = Cr(OH)3 + 3 NH4{+}
NH4No3 + NaOH = NH3 + H2O + NaNo3 =>
NH4No3 + NaOH = NH3 + H2O + NaNo3
CdS + Br2 + HCl = CdCl2 + HBr + S =>
CdS + Br2 + 2 HCl = CdCl2 + 2 HBr + S
HNO3 + NH3 = H2O + NH4NO2 =>
3 HNO3 + 5 NH3 = H2O + 4 NH4NO2
Zn + Mo7O24 = ZnMo7O24 =>
Zn + Mo7O24 = ZnMo7O24
Cl2 + HNo2 = H2 + ClNo2 =>
Cl2 + 2 HNo2 = H2 + 2 ClNo2
Mg(OH)2 + Cu(NO3)2 = Mg(NO3)2 + Cu(OH)2 =>
Mg(OH)2 + Cu(NO3)2 = Mg(NO3)2 + Cu(OH)2
MnSO4 + ZnCl2 = MnCl2 + ZnSO4 =>
MnSO4 + ZnCl2 = MnCl2 + ZnSO4
Ca + HCOOH = H2 + Ca(HCOO)2 =>
Ca + 2 HCOOH = H2 + Ca(HCOO)2
Na + H2SO4 = S + NaSO4 + H2O =>
3 Na + 4 H2SO4 = S + 3 NaSO4 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Au + KCn + H2O2 = KAu(Cn)4 + KOH =>
2 Au + 8 KCn + 3 H2O2 = 2 KAu(Cn)4 + 6 KOH
MoO2 + KMnO4 + H2SO4 = MoO3 + MnSO4 + K2SO4 + H2O =>
5 MoO2 + 2 KMnO4 + 3 H2SO4 = 5 MoO3 + 2 MnSO4 + K2SO4 + 3 H2O
AgI(aq) + Na2S(aq) = Ag2S + NaI(s) =>
2 AgI(aq) + Na2S(aq) = Ag2S + 2 NaI(s)
I2 + F2 = IF5 =>
I2 + 5 F2 = 2 IF5
Zn + Si(OH)4 = Zn(OH) + Si =>
4 Zn + Si(OH)4 = 4 Zn(OH) + Si
HNO3 + KNO2 = KNO3 + NO2 + H2 =>
2 HNO3 + 2 KNO2 = 2 KNO3 + 2 NO2 + H2
S + H2O = H2 + H3SO4 =>
2 S + 8 H2O = 5 H2 + 2 H3SO4
C17H35COO + Mg = (C17H35COO)2Mg =>
2 C17H35COO + Mg = (C17H35COO)2Mg
CoSO4(aq) + Li(s) = Co(s) + Li2SO4(aq) =>
CoSO4(aq) + 2 Li(s) = Co(s) + Li2SO4(aq)
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Équations équilibrées sur12/21/24
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