| Équations équilibrées la veille |
2 AlO3 = 2 Al + 3 O2
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
BaBr2(aq) + H2SO4(aq) = BaSO4(s) + HBr(aq) =>
BaBr2(aq) + H2SO4(aq) = BaSO4(s) + 2 HBr(aq)
C4H2O4Ca + C4H7NO4 + NaOH = C8H7NO8Na4 + Ca(OH)2 + H2O =>
C4H2O4Ca + C4H7NO4 + 4 NaOH = C8H7NO8Na4 + Ca(OH)2 + 2 H2O
H + Br = HBr =>
H + Br = HBr
KI + NH4Cl = KCl + INH4 =>
KI + NH4Cl = KCl + INH4
MnO4{-} + SO32{-} + H{+} = SO42{-} + Mn2 + H2O =>
20 MnO4{-} + 7 SO32{-} + 20 H{+} = 7 SO42{-} + 10 Mn2 + 10 H2O
H2SO4(aq) + BaBr2(aq) = BaSO4 + HBr =>
H2SO4(aq) + BaBr2(aq) = BaSO4 + 2 HBr
Pb(CH3COO)2 = Pb + CH3COO =>
Pb(CH3COO)2 = Pb + 2 CH3COO
H2 + NO = N2 + H2O =>
2 H2 + 2 NO = N2 + 2 H2O
P4(s) + Br2(l) = PBr5(s) =>
P4(s) + 10 Br2(l) = 4 PBr5(s)
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
NaNO2 = Na + NO2 =>
NaNO2 = Na + NO2
N0 = N202 =>
202 N0 = N202
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Br2(l) + P4(s) = P2Br3(s) =>
3 Br2(l) + P4(s) = 2 P2Br3(s)
Zn + AgNO{+3} = Zn(NO{+3}) + Ag =>
Zn + AgNO{+3} = Zn(NO{+3}) + Ag
FeCl2 + NaNO2 + HCl = N2 + NaCl + FeCl3 + H2O =>
6 FeCl2 + 2 NaNO2 + 8 HCl = N2 + 2 NaCl + 6 FeCl3 + 4 H2O
CdS + HNO3 = Cd(NO3)2 + S + H2O + NO =>
3 CdS + 8 HNO3 = 3 Cd(NO3)2 + 3 S + 4 H2O + 2 NO
P4(s) + Br2(l) = PBr3(g) =>
P4(s) + 6 Br2(l) = 4 PBr3(g)
KMnO4 + KBrO + KOH = K2MnO4 + KBrO3 + H2O =>
4 KMnO4 + KBrO + 4 KOH = 4 K2MnO4 + KBrO3 + 2 H2O
Ag + Ag2S = Ag3S =>
Ag + Ag2S = Ag3S
KIO3 + FeSO4 = K2SO4 + Fe(IO3)2 =>
2 KIO3 + FeSO4 = K2SO4 + Fe(IO3)2
Na2NO2 + KMnO4 = NO2 + K2MnO4 + Na2MnO4 =>
Na2NO2 + 2 KMnO4 = NO2 + K2MnO4 + Na2MnO4
KI + H2(SO4) = K2(SO4) + I + H2S + H2O =>
8 KI + 5 H2(SO4) = 4 K2(SO4) + 8 I + H2S + 4 H2O
Mg + P2 = MgP =>
2 Mg + P2 = 2 MgP
NaF(aq) + CaCl2(aq) = NaCl + CaF2 =>
2 NaF(aq) + CaCl2(aq) = 2 NaCl + CaF2
H2SO4 + NH3*H2O = NH4*H2O + HSO4 =>
H2SO4 + NH3*H2O = NH4*H2O + HSO4
Cl + H2O = HCl + HClO3 =>
6 Cl + 3 H2O = 5 HCl + HClO3
Br2(l) + P4(s) = P2Br5(s) =>
5 Br2(l) + P4(s) = 2 P2Br5(s)
C2H5OH + Br2 = C2H2Br3OH + HBr =>
C2H5OH + 3 Br2 = C2H2Br3OH + 3 HBr
Na + SrBr2 = Sr + NaBr =>
2 Na + SrBr2 = Sr + 2 NaBr
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
FeO2 + H2 = FeO + H2O =>
FeO2 + H2 = FeO + H2O
MnO + H{+} = Mn{2+} + H2O =>
MnO + 2 H{+} = Mn{2+} + H2O
Cr(OH)3 + KOH + PbO2 = K2CrO4 + K2PbO2 + H2O =>
2 Cr(OH)3 + 10 KOH + 3 PbO2 = 2 K2CrO4 + 3 K2PbO2 + 8 H2O
HNO3(aq) + Al(OH)3(s) = H2O + Al(NO3)3 =>
3 HNO3(aq) + Al(OH)3(s) = 3 H2O + Al(NO3)3
N2O5 = N2 + O5 =>
N2O5 = N2 + O5
Bi(NO3)3 + Na2S + HCl = Bi2S3 + NaCl + HNO3 =>
2 Bi(NO3)3 + 3 Na2S + 6 HCl = Bi2S3 + 6 NaCl + 6 HNO3
NH4NO2 + Ba(OH)2 = NH4OH + Ba(NO2)2 =>
2 NH4NO2 + Ba(OH)2 = 2 NH4OH + Ba(NO2)2
P4(s) + Br2(l) = PBr3(l) =>
P4(s) + 6 Br2(l) = 4 PBr3(l)
H2SO4 + Mg = SO4Mg2 + H2 =>
H2SO4 + 2 Mg = SO4Mg2 + H2
Na + H2O = Na(OH)2 + H2 =>
Na + 2 H2O = Na(OH)2 + H2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Cu + AgNO3 = Ag + CuO + NO2 =>
Cu + AgNO3 = Ag + CuO + NO2
Zn + Ag(NO3)3 = Ag + Zn(NO3)3 =>
Zn + Ag(NO3)3 = Ag + Zn(NO3)3
Fe2(CO3)3 + Na2SO4 = Fe2(SO4)3 + Na2CO3 =>
Fe2(CO3)3 + 3 Na2SO4 = Fe2(SO4)3 + 3 Na2CO3
KBr + H2SO4(aq) + MnO2 = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br2(l) =>
2 KBr + 3 H2SO4(aq) + MnO2 = 2 KHSO4(aq) + MnSO4(aq) + 2 H2O(l) + Br2(l)
Cl2 + NaBr = Na + BrCl =>
Cl2 + 2 NaBr = 2 Na + 2 BrCl
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Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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