| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(OH)2 + 2 KOH = K2[Cr(OH)4]
C3H7N3 + O2 = CO2 + H2O + NO =>
4 C3H7N3 + 25 O2 = 12 CO2 + 14 H2O + 12 NO
Fe + HNO3(conc) = Fe(NO3)3 + N2O + H2O =>
8 Fe + 30 HNO3(conc) = 8 Fe(NO3)3 + 3 N2O + 15 H2O
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
NH4VO3 + H2SO4 + C2H5OH = CH3CO2H + VOSO4 + H2O + (NH4)2SO4 =>
4 NH4VO3 + 6 H2SO4 + C2H5OH = CH3CO2H + 4 VOSO4 + 7 H2O + 2(NH4)2SO4
K + N2 = K3N =>
6 K + N2 = 2 K3N
Na2S2O3 + Br2 + H2O = Na2SO4 + SO2 + HBr =>
Na2S2O3 + 3 Br2 + 3 H2O = Na2SO4 + SO2 + 6 HBr
Mn(OH)2 + H2SO4 = MnSO4 + H2O =>
Mn(OH)2 + H2SO4 = MnSO4 + 2 H2O
Zn + Cu(SO4)2 = ZnSO4 + Cu =>
2 Zn + Cu(SO4)2 = 2 ZnSO4 + Cu
Fe + HCl = H3 + FeCl3 =>
Fe + 3 HCl = H3 + FeCl3
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Na + CaSO4 = Na2Ca + SO4 =>
2 Na + CaSO4 = Na2Ca + SO4
HCl(aq) + Na2CO3(aq) = NaCl(aq) + H2CO3(aq) =>
2 HCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + H2CO3(aq)
Al2(SO4)3 + SrNO3 = Sr2(SO4) + Al(NO3)3 =>
Al2(SO4)3 + 6 SrNO3 = 3 Sr2(SO4) + 2 Al(NO3)3
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
Cu(NO3)2 + CaOH2 = CuOH2 + Ca(NO3)2 =>
Cu(NO3)2 + CaOH2 = CuOH2 + Ca(NO3)2
CH3CH2CO2H(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CH2CO2H(l) + 7 O2(g) = 6 CO2(g) + 6 H2O(g)
MgCl2 + K2CrO4 = MgCrO4 + K2Cl2 =>
MgCl2 + K2CrO4 = MgCrO4 + K2Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Fe + K3[Fe(CN)6] + O2 + H2O = Fe3[Fe(CN)6]2 + KOH =>
6 Fe + 4 K3[Fe(CN)6] + 3 O2 + 6 H2O = 2 Fe3[Fe(CN)6]2 + 12 KOH
NaCl + AgNO3{-}1 = AgCl + NaNO3{-}1 =>
NaCl + AgNO3{-}1 = AgCl + NaNO3{-}1
K + HOH = H2 + KOH =>
2 K + 2 HOH = H2 + 2 KOH
Na2Co3 + H2O = NaHCo3 + NaOH =>
Na2Co3 + H2O = NaHCo3 + NaOH
LiCH3OO + Al2(SO4)3 = Li2SO4 + Al(CH3OO)3 =>
6 LiCH3OO + Al2(SO4)3 = 3 Li2SO4 + 2 Al(CH3OO)3
KCIO{3} = KCI{+} + O{2} =>
KCIO{3} = KCI{+} + O{2}
Cr(OH)2 + HCl = CrCl2 + H2O =>
Cr(OH)2 + 2 HCl = CrCl2 + 2 H2O
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
Ca + Sb2O5 = Sb + CaO =>
5 Ca + Sb2O5 = 2 Sb + 5 CaO
C25H30N3Cl + NaOH = C25H30N3ClOH + Na =>
C25H30N3Cl + NaOH = C25H30N3ClOH + Na
Y + Sb = Y5Sb3 =>
5 Y + 3 Sb = Y5Sb3
CH3CH2ONa + CH3Cl = CH3CH2OCH3 + NaCl =>
CH3CH2ONa + CH3Cl = CH3CH2OCH3 + NaCl
Y2O3 + NH4F = (NH4)3Y2F9 + NH3 + H2O =>
Y2O3 + 9 NH4F = (NH4)3Y2F9 + 6 NH3 + 3 H2O
Co(ClO4)2 + KOH = Co(OH)2 + KClO4 =>
Co(ClO4)2 + 2 KOH = Co(OH)2 + 2 KClO4
(NH4)2SO4 + Fe(OH)2 = NH4OH + FeSO4 =>
(NH4)2SO4 + Fe(OH)2 = 2 NH4OH + FeSO4
FeC2O4*2H2O + O2 = Fe2O3 + H2O + CO2 =>
4 FeC2O4*2H2O + 3 O2 = 2 Fe2O3 + 8 H2O + 8 CO2
ClO3{-} + SO2 + H{+} = ClO2 + HSO4{-} =>
2 ClO3{-} + SO2 + H{+} = 2 ClO2 + HSO4{-}
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
(NH4)2SO4 + B(OH)3 = NH4OH + B2(SO4)3 =>
3(NH4)2SO4 + 2 B(OH)3 = 6 NH4OH + B2(SO4)3
HClO4 + Pb(OH)4 = Pb(ClO4)4 + H2O =>
4 HClO4 + Pb(OH)4 = Pb(ClO4)4 + 4 H2O
C4H10 + O2 = COO2 + H2O =>
2 C4H10 + 17 O2 = 8 COO2 + 10 H2O
CaCl2 + CaI2 = CaCl + I2 =>
CaCl2 + CaI2 = 2 CaCl + I2
N + O2 = NO =>
2 N + O2 = 2 NO
Be(OH)2 + H2SO4 = Be2(SO4)2 + H2O =>
2 Be(OH)2 + 2 H2SO4 = Be2(SO4)2 + 4 H2O
Zn + H2SO4 = ZnSO3 + H2O =>
Zn + H2SO4 = ZnSO3 + H2O
Cu + AgNo = Cu(No3)2 + Ag =>
Cu + 6 AgNo = Cu(No3)2 + 6 Ag
HNO3 + CH3CH2NH2 = CH3CH2NH3{+} + NO3{-} =>
HNO3 + CH3CH2NH2 = CH3CH2NH3{+} + NO3{-}
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CaCO3 + Fe2O3 = Fe2(CO3)3 + CaO =>
3 CaCO3 + Fe2O3 = Fe2(CO3)3 + 3 CaO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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