| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CC2O5OH + O2 = 12 CO2 + 2 H2O
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
Ba + O = Ba4O =>
4 Ba + O = Ba4O
SrS + FeBr2 = FeS + SrBr2 =>
SrS + FeBr2 = FeS + SrBr2
K(MnO4) + KI + H2SO4 = Mn(SO4) + I2 + K2(SO4) + H2O =>
2 K(MnO4) + 10 KI + 8 H2SO4 = 2 Mn(SO4) + 5 I2 + 6 K2(SO4) + 8 H2O
Mg(s) + HNO3(aq) = Mg(NO3) + H2 =>
2 Mg(s) + 2 HNO3(aq) = 2 Mg(NO3) + H2
CH3COONa + CCl4 = (CH3CO)2O + NaCl + CO2 =>
4 CH3COONa + CCl4 = 2(CH3CO)2O + 4 NaCl + CO2
Mg2O2 + H2O = Mg + (OH) =>
Mg2O2 + 2 H2O = 2 Mg + 4(OH)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
K + N2 = K3N =>
6 K + N2 = 2 K3N
Cu + Ag2No3 = CuNo3 + Ag =>
Cu + Ag2No3 = CuNo3 + 2 Ag
Na2CO3 + NO + NO2 = NaNO2 + CO2 =>
Na2CO3 + NO + NO2 = 2 NaNO2 + CO2
CrO4{2-} + Cu + H2O = Cr(OH)3 + Cu(OH)2 + OH{-} =>
2 CrO4{2-} + 3 Cu + 8 H2O = 2 Cr(OH)3 + 3 Cu(OH)2 + 4 OH{-}
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H[PO2H2] = H3P + H3PO4 =>
2 H[PO2H2] = H3P + H3PO4
CuCl2 + KCN = K2[Cu(CN)2] + C2N2 + KCl =>
CuCl2 + 4 KCN = K2[Cu(CN)2] + C2N2 + 2 KCl
KHC8H4O4 + H2O = H2C8H4O4 + KOH =>
KHC8H4O4 + H2O = H2C8H4O4 + KOH
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
AsS3 + NaNO3 + Na2CO3 = Na3AsO4 + Na2SO4 + NaNO2 + CO2 =>
2 AsS3 + 23 NaNO3 + 9 Na2CO3 = 2 Na3AsO4 + 6 Na2SO4 + 23 NaNO2 + 9 CO2
Fe(OH)2 + KClO = K2FeO4 + HCl =>
Fe(OH)2 + 2 KClO = K2FeO4 + 2 HCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
H3PO2 + Ba(OH)2 = Ba(H2PO2)2 + H2O =>
2 H3PO2 + Ba(OH)2 = Ba(H2PO2)2 + 2 H2O
SO2 + K2Cr2O7 + HNO3 = Cr2(SO4)3 + KNO3 + H2O =>
3 SO2 + K2Cr2O7 + 2 HNO3 = Cr2(SO4)3 + 2 KNO3 + H2O
Cu2CO3 = Cu2O + CO2 =>
Cu2CO3 = Cu2O + CO2
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
Br2 + NaI = I2 + NaBr =>
Br2 + 2 NaI = I2 + 2 NaBr
C3H89O + O2 = CO2 + H2O =>
4 C3H89O + 99 O2 = 12 CO2 + 178 H2O
C2H5COH + H2 = C2H5COH3 =>
C2H5COH + H2 = C2H5COH3
KI + Bi2 = BiI3 + K =>
6 KI + Bi2 = 2 BiI3 + 6 K
Sr3P2 + O2 = Sr3(PO4)2 =>
Sr3P2 + 4 O2 = Sr3(PO4)2
N2 + O2 = N2O5 = SbCl3 + H2S =>
2 N2 + 5 O2 = 2 N2O5
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
Al(s) + CuSO4(aq) = Al2(SO4)3(aq) + Cu(s) =>
2 Al(s) + 3 CuSO4(aq) = Al2(SO4)3(aq) + 3 Cu(s)
Ca2Si + H2O = Ca(OH)2 + SiOH2 + H2 =>
Ca2Si + 5 H2O = 2 Ca(OH)2 + SiOH2 + 2 H2
(NH4)3ZrF7 + SiO2 = ZrF4 + NH3 + SiF4 + H2O =>
4(NH4)3ZrF7 + 3 SiO2 = 4 ZrF4 + 12 NH3 + 3 SiF4 + 6 H2O
C2H5NO2 + H2O2 = C2H5OH + HNO3 =>
C2H5NO2 + H2O2 = C2H5OH + HNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HgS + NO3{-} + H{+} = Hg{+2} + S + NO + H2O =>
3 HgS + 2 NO3{-} + 8 H{+} = 3 Hg{+2} + 3 S + 2 NO + 4 H2O
CH3COOH + HOH = CH3OH + HCOOH =>
CH3COOH + HOH = CH3OH + HCOOH
Zn(PO4)2 + Sr = SrPO4 + Zn =>
Zn(PO4)2 + 2 Sr = 2 SrPO4 + Zn
KOH + H2CO3 = K2(CO3) + H2O =>
2 KOH + H2CO3 = K2(CO3) + 2 H2O
(NH4)2SO4(aq) + Ca(OH)2(s) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(s) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
HCCH + Br2 = BrHCCHBr =>
HCCH + Br2 = BrHCCHBr
Li2O + Ca(OH)2 = LiOH + CaO =>
Li2O + Ca(OH)2 = 2 LiOH + CaO
H3(PO4) + Li(OH) = Li(PO4) + H3(OH) =>
H3(PO4) + Li(OH) = Li(PO4) + H3(OH)
C7H7O3N + O2 = CO2 + H2O + N2 =>
4 C7H7O3N + 29 O2 = 28 CO2 + 14 H2O + 2 N2
H3BO3 + Mg(OH)2 = HOH + Mg3(BO3)2 =>
2 H3BO3 + 3 Mg(OH)2 = 6 HOH + Mg3(BO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/25
Équations équilibrées sur02/14/24
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