| Équations équilibrées la veille |
P4 + 8 H2 = 4 PH4
K2O + AlP = K2P + AlO =>
K2O + AlP = K2P + AlO
BrCl3 + H2O = BrCl + HBrO3 + HCl =>
2 BrCl3 + 3 H2O = BrCl + HBrO3 + 5 HCl
Pb(OH)2(s) + HCl(aq) = H2O(l) + PbCl2 =>
Pb(OH)2(s) + 2 HCl(aq) = 2 H2O(l) + PbCl2
HNO3 + Cu2S = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
12 HNO3 + Cu2S = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
N2O4 + TeO3 = Te + NO3 =>
3 N2O4 + 2 TeO3 = 2 Te + 6 NO3
Cs2O + N2 = Cs3N + O2 =>
6 Cs2O + 2 N2 = 4 Cs3N + 3 O2
SnCl2 + HCl = H2SnCl4 =>
SnCl2 + 2 HCl = H2SnCl4
ZnBr2 + Cl2 = Br2 + ZnCl2 =>
ZnBr2 + Cl2 = Br2 + ZnCl2
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
CO2 + H2S + H2O = C6H12O6 + SO2 =>
6 CO2 + 4 H2S + 2 H2O = C6H12O6 + 4 SO2
NaNO3 + HCl = NaCl + NO2 + O2 + H2O =>
4 NaNO3 + 4 HCl = 4 NaCl + 4 NO2 + O2 + 2 H2O
FeSCN + (NH4)2C2O4 = (NH4)2SCN + FeC2O4 =>
FeSCN + (NH4)2C2O4 = (NH4)2SCN + FeC2O4
Na2CrO4 + AgNO3 = Na2NO3 + AgCrO4 =>
Na2CrO4 + AgNO3 = Na2NO3 + AgCrO4
CrO + N2O3 = Cr2O3 + N2 =>
6 CrO + N2O3 = 3 Cr2O3 + N2
Na + HOH = NaOH + H =>
Na + HOH = NaOH + H
H + MnO4{-} + Sn2{+} = Mn2{+} + Sn4{+} + H2O =>
16 H + 2 MnO4{-} + 6 Sn2{+} = Mn2{+} + 3 Sn4{+} + 8 H2O
BeO + Ca(OH)2 + H2O = Ca[Be(OH)4] =>
BeO + Ca(OH)2 + H2O = Ca[Be(OH)4]
HClCa = HCaCl =>
HClCa = HCaCl
(NH4)2SO4(aq) + Ca(OH)2(aq) = NH3(aq) + H2O(l) + CaSO4(s) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = 2 NH3(aq) + 2 H2O(l) + CaSO4(s)
IO3{-} + HSO3{-} = HSO4{-} + I{-} =>
IO3{-} + 3 HSO3{-} = 3 HSO4{-} + I{-}
CrO + HNO3 = CrO3 + NO + H2O =>
3 CrO + 4 HNO3 = 3 CrO3 + 4 NO + 2 H2O
K3[Al(OH)6] + HCl = KCl + Al(OH)3 + H2O =>
K3[Al(OH)6] + 3 HCl = 3 KCl + Al(OH)3 + 3 H2O
Mg2O + HCl = MgCl + H2O =>
Mg2O + 2 HCl = 2 MgCl + H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
NaOH + F2 = NaF + H2O + OF2 =>
2 NaOH + 2 F2 = 2 NaF + H2O + OF2
NH3 + SO2 = (NH3)SO2 =>
NH3 + SO2 = (NH3)SO2
AgNo2 + Ni2O3 = Ag2O + Ni(No2)3 =>
6 AgNo2 + Ni2O3 = 3 Ag2O + 2 Ni(No2)3
Ba + FeO = BaO + Fe =>
Ba + FeO = BaO + Fe
NaIO4 + H2O + HNO3 = H6IO5 + NaNO3 + O =>
2 NaIO4 + 5 H2O + 2 HNO3 = 2 H6IO5 + 2 NaNO3 + 3 O
CuS + HNO2 = Cu(NO3)2 + S + H2O + NO =>
CuS + 8 HNO2 = Cu(NO3)2 + S + 4 H2O + 6 NO
FeCl2 + KNO2 + HCl = FeCl3 + NO + H2O + KCl =>
FeCl2 + KNO2 + 2 HCl = FeCl3 + NO + H2O + KCl
Br + CuSO4 + H2O2 = CuBr + H2SO4 + O2 =>
Br + CuSO4 + H2O2 = CuBr + H2SO4 + O2
AlSO4 + NaS = AlS + NaSO4 =>
AlSO4 + NaS = AlS + NaSO4
Na2SiO3 + HOH = Na + OH + H2SiO3 =>
Na2SiO3 + 2 HOH = 2 Na + 2 OH + H2SiO3
((NH4)3PO4) + (Ca(ClO4)2) = ((NH4)3(ClO4)2) + CaPO4 =>
((NH4)3PO4) + (Ca(ClO4)2) = ((NH4)3(ClO4)2) + CaPO4
Mg(NO3)2 + H2O = Mg(OH)2 + NH3 + O2 =>
Mg(NO3)2 + 4 H2O = Mg(OH)2 + 2 NH3 + 4 O2
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
NH4Cl + Hg(ClO3)2 = NH4ClO3 + HgCl2 =>
2 NH4Cl + Hg(ClO3)2 = 2 NH4ClO3 + HgCl2
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
FePO4 + NaOH = Fe(OH)3 + Na3(PO4) =>
FePO4 + 3 NaOH = Fe(OH)3 + Na3(PO4)
CuCl + Al(MnO4)3 + H2SO4 = CuSO4 + Al2(SO4)3 + MnSO4 + Cl2 + H2O =>
30 CuCl + 4 Al(MnO4)3 + 48 H2SO4 = 30 CuSO4 + 2 Al2(SO4)3 + 12 MnSO4 + 15 Cl2 + 48 H2O
ZnBr2 + Sn2(CO3)4 = Zn(CO3) + SnBr4 =>
4 ZnBr2 + Sn2(CO3)4 = 4 Zn(CO3) + 2 SnBr4
Al(s) + Fe2O3(s) = Al2O3(s) + Fe(s) =>
2 Al(s) + Fe2O3(s) = Al2O3(s) + 2 Fe(s)
PH3 + HNO3 = PH(NO3)2 + NO + H2O =>
3 PH3 + 10 HNO3 = 3 PH(NO3)2 + 4 NO + 8 H2O
Al(s) + I2(s) = AlI3(s) =>
2 Al(s) + 3 I2(s) = 2 AlI3(s)
FeBr3 + K2CO3 + H2O = Fe(OH)3 + KBr + H2CO3 =>
2 FeBr3 + 3 K2CO3 + 6 H2O = 2 Fe(OH)3 + 6 KBr + 3 H2CO3
OH + (Cr)3 = Cr(OH)3 =>
9 OH + (Cr)3 = 3 Cr(OH)3
H2C2O4 + Na = Na2C2O4 + H2 =>
H2C2O4 + 2 Na = Na2C2O4 + H2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
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Équations équilibrées sur11/23/24
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