| Équations équilibrées la veille | Équations équilibrées le lendemain |
18 HCl + 7 Mg + 2 Na2AsO3 = 2 AsH3 + 7 MgCl2 + 4 NaCl + 6 H2O
Co + S8 = CoS =>
8 Co + S8 = 8 CoS
Na2S2O3 + AgNO3 = Ag2S + NaNO3 + SO3 =>
Na2S2O3 + 2 AgNO3 = Ag2S + 2 NaNO3 + SO3
K + HF = KF + H2 =>
2 K + 2 HF = 2 KF + H2
Cr2S3 + Mn(NO3)2 + Na2CO3 = Na2CrO4 + Na2MnO4 + Na2SO4 + CO2 + NC =>
7 Cr2S3 + 15 Mn(NO3)2 + 50 Na2CO3 = 14 Na2CrO4 + 15 Na2MnO4 + 21 Na2SO4 + 20 CO2 + 30 NC
Zn(NO3)2 + Kl = Zn + Kl(NO3)2 =>
Zn(NO3)2 + Kl = Zn + Kl(NO3)2
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
Zn(s) + FeCl(aq) = Fe(aq) + ZnCl2(aq) =>
Zn(s) + 2 FeCl(aq) = 2 Fe(aq) + ZnCl2(aq)
H2SO4 + KMnO4 + K2SO3 = MnSO4 + H2O + K2SO4 =>
3 H2SO4 + 2 KMnO4 + 5 K2SO3 = 2 MnSO4 + 3 H2O + 6 K2SO4
C2S + O2 = C2O + SO2 =>
2 C2S + 3 O2 = 2 C2O + 2 SO2
Br2 + Na(OH) = NaBrO + NaBr + H2O =>
Br2 + 2 Na(OH) = NaBrO + NaBr + H2O
Br + S = BrS =>
Br + S = BrS
KI + Na2S2O3 + H2O = IH + Na2O + K2S2O3 =>
2 KI + Na2S2O3 + H2O = 2 IH + Na2O + K2S2O3
NaOH + (ZnOH)2CO3 = Na2CO3 + Zn(OH)2 =>
2 NaOH + (ZnOH)2CO3 = Na2CO3 + 2 Zn(OH)2
NaHCO3 + HCl = NaCl + HCO3H =>
NaHCO3 + HCl = NaCl + HCO3H
Mn(OH)2 + Br2 + H2O = HMnO4 + HBr =>
2 Mn(OH)2 + 5 Br2 + 4 H2O = 2 HMnO4 + 10 HBr
CaCO3 + Li = Li2CO3 + Ca =>
CaCO3 + 2 Li = Li2CO3 + Ca
NaOH + H2O2 = NaO2 + H2O =>
2 NaOH + 3 H2O2 = 2 NaO2 + 4 H2O
C2H6O1 + O2 = CO2 + H2O =>
C2H6O1 + 3 O2 = 2 CO2 + 3 H2O
Zn(NO3)2 + KSCN = Zn(SCN)2 + KNO3 =>
Zn(NO3)2 + 2 KSCN = Zn(SCN)2 + 2 KNO3
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(e) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(e)
Na + HCI = H2 + NaCI =>
2 Na + 2 HCI = H2 + 2 NaCI
SbCl3 + NH3 = SbN + HCl =>
SbCl3 + NH3 = SbN + 3 HCl
FeC2O4 + KMnO4 + H3O{+} = K{+} + Mn2{+} + Fe3{+} + H2O + CO2 =>
39 FeC2O4 + 2 KMnO4 + 16 H3O{+} = 2 K{+} + Mn2{+} + 13 Fe3{+} + 24 H2O + 78 CO2
HgCl2F2 = HgF2Cl2 =>
HgCl2F2 = HgF2Cl2
FeSO4 + Zn(OH)2 = ZnSO4 + Fe(OH)2 =>
FeSO4 + Zn(OH)2 = ZnSO4 + Fe(OH)2
KHCO3(s) + HNO3(aq) = KNO3 + CO2 + H2O =>
KHCO3(s) + HNO3(aq) = KNO3 + CO2 + H2O
H2O + C6H3O6 = C6H5O7 =>
H2O + C6H3O6 = C6H5O7
Ba(OH)2 + NO3 = BaNO4 + H2O =>
Ba(OH)2 + NO3 = BaNO4 + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Sc(NO3)3 + C2H5O2N = Sc2O3 + CO2 + N2 + H2O =>
6 Sc(NO3)3 + 10 C2H5O2N = 3 Sc2O3 + 20 CO2 + 14 N2 + 25 H2O
Rb + Zn(O3)2 = Rb2O + ZnO =>
10 Rb + Zn(O3)2 = 5 Rb2O + ZnO
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
NaI + NaHCO3 = Na2CO3 + HI =>
NaI + NaHCO3 = Na2CO3 + HI
N2H4 + NaHCO3 = N2 + Na + CO2 + H2O =>
N2H4 + 4 NaHCO3 = N2 + 4 Na + 4 CO2 + 4 H2O
NiCl2 = Ni6 + Cl2 =>
6 NiCl2 = Ni6 + 6 Cl2
Zn(NO3)2H2SO4 = ZnSO4H2(NO3)2 =>
Zn(NO3)2H2SO4 = ZnSO4H2(NO3)2
Zn2P2O7 + Al = Al4(P2O7)3 + Zn =>
3 Zn2P2O7 + 4 Al = Al4(P2O7)3 + 6 Zn
Na2S2O3 + AgNO3 = Ag2S + NaNO3 + SO3 =>
Na2S2O3 + 2 AgNO3 = Ag2S + 2 NaNO3 + SO3
PbO + Al = Al2O3 + Pb =>
3 PbO + 2 Al = Al2O3 + 3 Pb
Ca + O = CaO2 =>
Ca + 2 O = CaO2
Fe4 + LiO2 = Fe(Li3) + O4 =>
Fe4 + 12 LiO2 = 4 Fe(Li3) + 6 O4
Br2 + Na(OH) = NaBrO + NaBr + H2O =>
Br2 + 2 Na(OH) = NaBrO + NaBr + H2O
KOH + SO3 = H2OK2SO4 =>
2 KOH + SO3 = H2OK2SO4
Ti + H2SO4 = Ti(SO4) + H2 =>
Ti + H2SO4 = Ti(SO4) + H2
ZnSO4 + CO2 + H2O = ZnCO3 + H2SO4 =>
ZnSO4 + CO2 + H2O = ZnCO3 + H2SO4
K2S + HCI = H2S + KCI =>
K2S + 2 HCI = H2S + 2 KCI
KBr(aq) + H2SO4(aq) + MnO2(s) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br2(l) =>
2 KBr(aq) + 3 H2SO4(aq) + MnO2(s) = 2 KHSO4(aq) + MnSO4(aq) + 2 H2O(l) + Br2(l)
Au(OH)3 + HCl + HNO3 = AuCl4 + H2O + NO2 =>
Au(OH)3 + 4 HCl + HNO3 = AuCl4 + 4 H2O + NO2
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/23
Équations équilibrées sur12/27/22
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