| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3(aq) + 3 Na2CO3(aq) = Cr2(CO3)3(aq) + 3 Na2SO4(aq)
MgF2 + AgNO3 = AgF + Mg(NO3)2 =>
MgF2 + 2 AgNO3 = 2 AgF + Mg(NO3)2
ZnCO3 + C9H8O2 = C9H7ZnO2 + H2O + CO2 =>
40 ZnCO3 + 41 C9H8O2 = 40 C9H7ZnO2 + 24 H2O + 49 CO2
LiOH + CO2 = CO3 + H2O + Li =>
2 LiOH + CO2 = CO3 + H2O + 2 Li
Br + HI = HBr + I =>
Br + HI = HBr + I
SbCl3 + AuCl3 + H2O = HCl + O2 + AuSbCl =>
4 SbCl3 + 4 AuCl3 + 10 H2O = 20 HCl + 5 O2 + 4 AuSbCl
S2H2 + O2 = SO2 + H2O =>
2 S2H2 + 5 O2 = 4 SO2 + 2 H2O
H2O2 + I2 = HIO3 + H2O =>
5 H2O2 + I2 = 2 HIO3 + 4 H2O
HNO3 + BeO = Be(NO3)2 + H2O =>
2 HNO3 + BeO = Be(NO3)2 + H2O
H2SO4 + NaI = I + H2S + NaHSO4 + H2O =>
9 H2SO4 + 8 NaI = 8 I + H2S + 8 NaHSO4 + 4 H2O
C10H12OH + O2 = CO2 + H2O =>
4 C10H12OH + 51 O2 = 40 CO2 + 26 H2O
RbOH + HCl = RbCl + H2O =>
RbOH + HCl = RbCl + H2O
Ag(s) + H2SO4(aq) = SO2(g) + H2O + Ag2SO4 =>
2 Ag(s) + 2 H2SO4(aq) = SO2(g) + 2 H2O + Ag2SO4
Cu(NO3)26H2O = CuO + NO2 + H2O + O2 =>
2 Cu(NO3)26H2O = 2 CuO + 52 NO2 + 2 H2O + 25 O2
Cu(NO3)2 = Cu0 + NO2 + O2 =>
Cu(NO3)2 = Cu0 + 2 NO2 + O2
C2H2(g) + O2 = CO2(g) + H2O(l) =>
2 C2H2(g) + 5 O2 = 4 CO2(g) + 2 H2O(l)
Zn(OH)2 + HNO3 + H2Cr2O7 = Zn2(NO3)2(Cr2O7) + H2O =>
2 Zn(OH)2 + 2 HNO3 + H2Cr2O7 = Zn2(NO3)2(Cr2O7) + 4 H2O
K2CO3 + C = CO + K =>
K2CO3 + 2 C = 3 CO + 2 K
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
CoCd(NO3)2 = CdCo(NO3)2 =>
CoCd(NO3)2 = CdCo(NO3)2
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
MnCl5 + O2 = Mn2O5 + Cl2 =>
4 MnCl5 + 5 O2 = 2 Mn2O5 + 10 Cl2
Na2SO3 + KHSO4 = Na2SO4 + K2SO4 + SO2 + H2O =>
Na2SO3 + 2 KHSO4 = Na2SO4 + K2SO4 + SO2 + H2O
Mg + BaCl2 = MgCl + Ba =>
2 Mg + BaCl2 = 2 MgCl + Ba
Cu + Ba(NO3)2 + H2SO4 = NO2 + CuSO4 + BaSO4 + H2O =>
Cu + Ba(NO3)2 + 2 H2SO4 = 2 NO2 + CuSO4 + BaSO4 + 2 H2O
As + NaOH + H2O = AsH3 + Na2HAsO3 =>
2 As + 2 NaOH + H2O = AsH3 + Na2HAsO3
BiCl3 + Na2CO3 + H2O = Bi(OH)CO3 + NaCl + CO2 =>
2 BiCl3 + 3 Na2CO3 + H2O = 2 Bi(OH)CO3 + 6 NaCl + CO2
(NH4)2S + MgCl2 = NH4Cl + MgS =>
(NH4)2S + MgCl2 = 2 NH4Cl + MgS
H2SO3 + HNO2 = H2SO4 + NO + H2O =>
H2SO3 + 2 HNO2 = H2SO4 + 2 NO + H2O
Na2S(s) + Cu(CH3COO)2(s) = Na2(CH3COO)(aq) + CuS2(s) =>
2 Na2S(s) + Cu(CH3COO)2(s) = 2 Na2(CH3COO)(aq) + CuS2(s)
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
MgSe + S = MgS + Se =>
MgSe + S = MgS + Se
PbO2 = Pb202 + O2 =>
202 PbO2 = Pb202 + 202 O2
Br2(aq) + CaCl2(aq) = BrCl2(aq) + Ca(aq) =>
Br2(aq) + 2 CaCl2(aq) = 2 BrCl2(aq) + 2 Ca(aq)
NaCl + H2O = Cl2 + NaOH + H2 =>
2 NaCl + 2 H2O = Cl2 + 2 NaOH + H2
Ag2S + Al + H2O = H2S + Al(OH)3 + Ag =>
3 Ag2S + 2 Al + 6 H2O = 3 H2S + 2 Al(OH)3 + 6 Ag
KCl + LiCl = KCl2Li =>
KCl + LiCl = KCl2Li
KO2 + H2O + CO2 = KHCO3 + O2 =>
4 KO2 + 2 H2O + 4 CO2 = 4 KHCO3 + 3 O2
BaCl2 + CuNO3 = CuCl + Ba(NO3)2 =>
BaCl2 + 2 CuNO3 = 2 CuCl + Ba(NO3)2
Pb(NO3)2 + HCl = PbCl4 + H2(NO3) =>
Pb(NO3)2 + 4 HCl = PbCl4 + 2 H2(NO3)
St + OH = St(OH)2 =>
St + 2 OH = St(OH)2
CH2CH2 + H2O + O = CH2CH2OHOH =>
CH2CH2 + H2O + O = CH2CH2OHOH
Li2O = O2 + Li2 =>
2 Li2O = O2 + 2 Li2
C38H45N15O30P4{-} + Fe{+2} = C38H43N15O30Fe{+2} + H2P4{-} =>
C38H45N15O30P4{-} + Fe{+2} = C38H43N15O30Fe{+2} + H2P4{-}
(NH4)2Fe(SO4)2 + BaCl2 = Ba(SO4)2 + FeCl2 + NH4 =>
(NH4)2Fe(SO4)2 + BaCl2 = Ba(SO4)2 + FeCl2 + 2 NH4
BaCl2*3H2O = (BaCl2) + (H2O) =>
BaCl2*3H2O = (BaCl2) + 3(H2O)
KOH + H2SeO3 = H2O + KSe + O2 =>
4 KOH + 4 H2SeO3 = 6 H2O + 4 KSe + 5 O2
Fe(s) + Cd(No3)2 = Fe(No3)2(aq) + Cd =>
Fe(s) + Cd(No3)2 = Fe(No3)2(aq) + Cd
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
IO3{-} + H{+} + Cl{-} = I2 + Cl2 + H2O =>
2 IO3{-} + 12 H{+} + 10 Cl{-} = I2 + 5 Cl2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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