Équations équilibrées la veille |
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NiNO3 + NaOH = NiOH + NaNO3 =>
NiNO3 + NaOH = NiOH + NaNO3
AgNO3 + Na2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + Na2CrO4 = Ag2CrO4 + 2 NaNO3
Ag3 = Ag =>
Ag3 = 3 Ag
HF + KSO3 = HSO3 + KF =>
HF + KSO3 = HSO3 + KF
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
B3N3H6 + H2O = NH3 + H2 + H3BO3 =>
B3N3H6 + 9 H2O = 3 NH3 + 3 H2 + 3 H3BO3
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
NaSO4BaCl2 = NaCl2BaSO4 =>
NaSO4BaCl2 = NaCl2BaSO4
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NaVO3 + CuSO4 + H2O = Cu3(VO4)2 + H2SO4 + Na2SO4 =>
2 NaVO3 + 3 CuSO4 + 2 H2O = Cu3(VO4)2 + 2 H2SO4 + Na2SO4
Cu + ZnSO4 = CuSO4 + Zn =>
Cu + ZnSO4 = CuSO4 + Zn
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
MnO2 + KOH + Cl2 = K2MnO4 + H2O + KCl =>
MnO2 + 4 KOH + Cl2 = K2MnO4 + 2 H2O + 2 KCl
Mg(OH)2 + HClO = Mg(ClO)2 + H2O =>
Mg(OH)2 + 2 HClO = Mg(ClO)2 + 2 H2O
ZnSO4 + Ag = AgSO4 + Zn =>
ZnSO4 + Ag = AgSO4 + Zn
NH4SCNCoCl2 = CoSCNNH4Cl2 =>
NH4SCNCoCl2 = CoSCNNH4Cl2
Hg(NO3)2 + NH4SCN = Hg(SCN0)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4SCN = Hg(SCN0)2 + 2 NH4NO3
Cs + HNO3 = CsNO3 + NH4NO3 + H2O =>
8 Cs + 10 HNO3 = 8 CsNO3 + NH4NO3 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MgI2 = Mg + I =>
MgI2 = Mg + 2 I
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
LiBr + H2SO4 = Li2SO4 + Br2 + H2S + H2O =>
8 LiBr + 5 H2SO4 = 4 Li2SO4 + 4 Br2 + H2S + 4 H2O
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
MgCl2(aq) + NaOH = Mg(OH)2 + NaCl =>
MgCl2(aq) + 2 NaOH = Mg(OH)2 + 2 NaCl
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
H3BO3H2O = H5BO4 =>
H3BO3H2O = H5BO4
UO2SO4 + Na2CO3 = Na6[UO2(CO3)4] + Na2SO4 =>
UO2SO4 + 4 Na2CO3 = Na6[UO2(CO3)4] + Na2SO4
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C3H7NO2 + Fe + HCl = C3H7NH2 + FeCl2 + H2O =>
C3H7NO2 + 3 Fe + 6 HCl = C3H7NH2 + 3 FeCl2 + 2 H2O
H2SO3 + Cu = Cu(SO3)2 + H2 =>
2 H2SO3 + Cu = Cu(SO3)2 + 2 H2
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)(aq) + Zn(s) =>
2 Fe(s) + Zn(NO3)2(aq) = 2 Fe(NO3)(aq) + Zn(s)
NaVO3 = V2O5 + Na2O =>
2 NaVO3 = V2O5 + Na2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
H3PO4 + H2S + K2Cr2O7 = K3PO4 + CrPO4 + S8 + H2O =>
64 H3PO4 + 72 H2S + 24 K2Cr2O7 = 16 K3PO4 + 48 CrPO4 + 9 S8 + 168 H2O
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
NH3 + Cl2 = N2 + HCl =>
2 NH3 + 3 Cl2 = N2 + 6 HCl
Fe(NO3)3 + KSCN = Fe(SCN)3 + KNO3 =>
Fe(NO3)3 + 3 KSCN = Fe(SCN)3 + 3 KNO3
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2(aq) + Zn(s) =>
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2(aq) + Zn(s)
Ca + H2O = HCa + O =>
2 Ca + H2O = 2 HCa + O
HNO3 + Zn(OH)2 = Zn(NO3)2 + H2O =>
2 HNO3 + Zn(OH)2 = Zn(NO3)2 + 2 H2O
CdCl + AgClO4 = CdClO4 + AgCl =>
CdCl + AgClO4 = CdClO4 + AgCl
M3X8 + N2CO3 = NX + CO2 + M3O4 =>
M3X8 + 4 N2CO3 = 8 NX + 4 CO2 + M3O4
Cs + HNO3 = CsNO3 + NH4NO3 + H2O =>
8 Cs + 10 HNO3 = 8 CsNO3 + NH4NO3 + 3 H2O
LiO + H2O = LiH2 + O2 =>
LiO + H2O = LiH2 + O2
C(SO3) = SO2CO =>
C(SO3) = SO2CO
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
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