Équations équilibrées la veille |
I + S = IS
Mn2O7 + Li2O = MnO4 + Li =>
Mn2O7 + Li2O = 2 MnO4 + 2 Li
MgOHCl = Mg(OH)2 + MgCl2 =>
2 MgOHCl = Mg(OH)2 + MgCl2
KCr2O7 + H2SO4 + Na2SO3 = CrSO3 + KSO4 + Na2SO4 + H2O =>
KCr2O7 + 3 H2SO4 + 6 Na2SO3 = 2 CrSO3 + KSO4 + 6 Na2SO4 + 3 H2O
KH2PO4 + NH4OH = (NH4)3PO4 + KOH + H2O =>
KH2PO4 + 3 NH4OH = (NH4)3PO4 + KOH + 2 H2O
KHCO3 = CO2 + K2CO3 + H2O =>
2 KHCO3 = CO2 + K2CO3 + H2O
S2Cl2 + HOH = H2SO3 + S + HCl =>
2 S2Cl2 + 3 HOH = H2SO3 + 3 S + 4 HCl
AgNO3 + Fe(Br)3 = Fe(NO3)3 + AgBr =>
3 AgNO3 + Fe(Br)3 = Fe(NO3)3 + 3 AgBr
Br + O2 = Br2O5 =>
4 Br + 5 O2 = 2 Br2O5
KBr + Cr(NO3)3 + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + NO + H2O =>
18 KBr + 2 Cr(NO3)3 + 12 H2SO4 = 9 Br2 + 9 K2SO4 + Cr2(SO4)3 + 6 NO + 12 H2O
Zn(OH)2 + HCI = ZnOHCI + H2O =>
Zn(OH)2 + HCI = ZnOHCI + H2O
H3AsO4 + HNO3 = AsO3 + NO2 + H2O =>
H3AsO4 + HNO3 = AsO3 + NO2 + 2 H2O
NaOHBa(NO3)2 = Na(NO3)2BaOH =>
NaOHBa(NO3)2 = Na(NO3)2BaOH
LiN + H2O = LiOH + NH3 + O2 =>
2 LiN + 4 H2O = 2 LiOH + 2 NH3 + O2
Fe(OH)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(OH)2 + 10 HNO3 = 3 Fe(NO3)3 + NO + 8 H2O
NaHF2 = HF + NaF =>
NaHF2 = HF + NaF
CKO2Li + H2O = CKO3H2Li =>
CKO2Li + H2O = CKO3H2Li
CH3COOH + Zn = (CH3COO)2Zn + H2 =>
2 CH3COOH + Zn = (CH3COO)2Zn + H2
SiF4 + H2O = HF + H2SiO3 =>
SiF4 + 3 H2O = 4 HF + H2SiO3
K + H2SO4 = K2(SO4)2 + SO2 + H2O =>
2 K + 4 H2SO4 = K2(SO4)2 + 2 SO2 + 4 H2O
BeCl2 + PH3 = BePH3Cl2 =>
BeCl2 + PH3 = BePH3Cl2
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
Ba(NO3)2 + KNO3 = BaNO3 + K(NO3)2 =>
Ba(NO3)2 + KNO3 = BaNO3 + K(NO3)2
C5H12 + HCl = C5H12Cl + H2 =>
2 C5H12 + 2 HCl = 2 C5H12Cl + H2
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
N2O5O = NO3 =>
N2O5O = 2 NO3
O2 + C5H11N2 + OH{-} = CO3{2-} + N2 + H2O =>
31 O2 + 4 C5H11N2 + 40 OH{-} = 20 CO3{2-} + 4 N2 + 42 H2O
SrCl2(aq) + Fe2(SO4)3(aq) = SrSO4 + FeCl3 =>
3 SrCl2(aq) + Fe2(SO4)3(aq) = 3 SrSO4 + 2 FeCl3
KNO3 + FeSO4*7H2O + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O + NO =>
2 KNO3 + 6 FeSO4*7H2O + 4 H2SO4 = K2SO4 + 3 Fe2(SO4)3 + 46 H2O + 2 NO
Ag + KI = AgKI =>
Ag + KI = AgKI
BaCl2 + (NH4)2SO4(aq) = NH4Cl + BaSO4 =>
BaCl2 + (NH4)2SO4(aq) = 2 NH4Cl + BaSO4
AgNO3 + Cl2 = AgCl + N2O5 + O2 =>
4 AgNO3 + 2 Cl2 = 4 AgCl + 2 N2O5 + O2
NH4HCO3 + CH3COOH = C2H7NH4 + H2O + CO2 =>
NH4HCO3 + 2 CH3COOH = C2H7NH4 + H2O + 3 CO2
Cr(OH)3(s) + HNO2(aq) = H2O(l) + Cr(NO2)3(aq) =>
Cr(OH)3(s) + 3 HNO2(aq) = 3 H2O(l) + Cr(NO2)3(aq)
H2SO4 + MgBr2 = HBr + MgSO4 =>
H2SO4 + MgBr2 = 2 HBr + MgSO4
H2S + Na2S = H2Na + S =>
2 H2S + Na2S = 2 H2Na + 3 S
Ca(OH)2NaNO3 = CaNO3Na(OH)2 =>
Ca(OH)2NaNO3 = CaNO3Na(OH)2
H2[PtCl6] + NH4Cl = (NH4)2[PtCl6] + HCl =>
H2[PtCl6] + 2 NH4Cl = (NH4)2[PtCl6] + 2 HCl
H3C5H5O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
9 H3C5H5O7 + 21 NaHCO3 = 7 Na3C6H5O7 + 29 H2O + 24 CO2
[Cu(NH3)4]SO4 + Na2S = [Cu(NH3)4]S + Na2SO4 =>
[Cu(NH3)4]SO4 + Na2S = [Cu(NH3)4]S + Na2SO4
Pb(NO3)2 + CaS = PbS + Ca(NO3)2 =>
Pb(NO3)2 + CaS = PbS + Ca(NO3)2
I + S = IS =>
I + S = IS
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
SrO + H3BO3 = SrB4O7 + H2O =>
SrO + 4 H3BO3 = SrB4O7 + 6 H2O
KH2PO4 + NH4OH = (NH4)3PO4 + KOH + H2O =>
KH2PO4 + 3 NH4OH = (NH4)3PO4 + KOH + 2 H2O
C6H6 + Cl2 + FeCl3 = C6H6FeCl5 =>
C6H6 + Cl2 + FeCl3 = C6H6FeCl5
CrS + O2 = CrO + SO2 =>
2 CrS + 3 O2 = 2 CrO + 2 SO2
Al3O2 + C = Al + CO2 =>
Al3O2 + C = 3 Al + CO2
Cu3P + HNO3 = Cu(NO3)2 + H3PO4 + NO2 + H2O =>
Cu3P + 17 HNO3 = 3 Cu(NO3)2 + H3PO4 + 11 NO2 + 7 H2O
Nb2O5 + Ca = CaO + Nb =>
Nb2O5 + 5 Ca = 5 CaO + 2 Nb
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