| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
C2H2CI2 + O2 = CO2 + H2O + CI2 =>
2 C2H2CI2 + 5 O2 = 4 CO2 + 2 H2O + 2 CI2
MgCO3 + C2H3O2 = CO2 + MgC2H3O2 + H2O =>
7 MgCO3 + 9 C2H3O2 = 11 CO2 + 7 MgC2H3O2 + 3 H2O
Sb(s) + HCl(aq) = SbH2(aq) + Cl2(g) =>
Sb(s) + 2 HCl(aq) = SbH2(aq) + Cl2(g)
Al2S3 + O2 = Al2O3 + SO2 =>
2 Al2S3 + 9 O2 = 2 Al2O3 + 6 SO2
CuCl2 + Li2SO4 = LiCl + CuSO4 =>
CuCl2 + Li2SO4 = 2 LiCl + CuSO4
CaCl2 + NaOH(aq) = NaCl(s) + Ca(OH)2 =>
CaCl2 + 2 NaOH(aq) = 2 NaCl(s) + Ca(OH)2
CH3COOHCl2 = CH2(Cl)COOHHCl =>
CH3COOHCl2 = CH2(Cl)COOHHCl
CH2(OH){-}CH2(OH) + KMnO4 + H2SO4 = COOH{-}COOH + MnSO4 + K2SO4 + H2O =>
5 CH2(OH){-}CH2(OH) + 4 KMnO4 + 6 H2SO4 = 5 COOH{-}COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
CaCl2O + KI + HCl = CaCl2 + KCl + I2 + H2O =>
CaCl2O + 2 KI + 2 HCl = CaCl2 + 2 KCl + I2 + H2O
KNO3 + AgNO3 = NO3 + KNO2 + AgO =>
KNO3 + AgNO3 = NO3 + KNO2 + AgO
Pb(NO3)2 + Ag(ClO) = Pb(ClO)2 + AgNO3 =>
Pb(NO3)2 + 2 Ag(ClO) = Pb(ClO)2 + 2 AgNO3
Li + H + O = LiOH =>
Li + H + O = LiOH
C22H44 + O2 = CO2 + H2O =>
C22H44 + 33 O2 = 22 CO2 + 22 H2O
H2SeO3 + Cr(OH)3 = Cr2(SeO3)3 + H2O =>
3 H2SeO3 + 2 Cr(OH)3 = Cr2(SeO3)3 + 6 H2O
CaCl2 + NH4{+} + OH{-} = NH4Cl + Ca(OH)2 =>
CaCl2 + 2 NH4{+} + 2 OH{-} = 2 NH4Cl + Ca(OH)2
C7H14 + O2 = CO2 + H2 =>
C7H14 + 7 O2 = 7 CO2 + 7 H2
Ca(OH)2 + Cl2 = (CaClO3)2 + CaCl2 + H2 =>
3 Ca(OH)2 + 2 Cl2 = (CaClO3)2 + CaCl2 + 3 H2
NaHCO3 + CH3COOH = CH3COONa + H2O + CO(g) =>
2 NaHCO3 + 3 CH3COOH = 2 CH3COONa + 4 H2O + 4 CO(g)
AgNO3 + Ni4 = NiNO3 + Ag =>
4 AgNO3 + Ni4 = 4 NiNO3 + 4 Ag
MgO + K3PO4 = Mg3(PO4)2 + K2O =>
3 MgO + 2 K3PO4 = Mg3(PO4)2 + 3 K2O
C5H6 + H2SO4 = S + H2CO3 + H2O =>
3 C5H6 + 13 H2SO4 = 13 S + 15 H2CO3 + 7 H2O
Cl2 + KOH + CrI3 = H2O + KCl + KIO + K2CrO4 =>
9 Cl2 + 28 KOH + 2 CrI3 = 14 H2O + 18 KCl + 6 KIO + 2 K2CrO4
Al2O3 + K2CO3 = CO2 + KAlO2 =>
Al2O3 + K2CO3 = CO2 + 2 KAlO2
P + Cl2 = P(Cl2)4 =>
P + 4 Cl2 = P(Cl2)4
CdS(s) + H2SO4(aq) = CdSO4(aq) + H2S =>
CdS(s) + H2SO4(aq) = CdSO4(aq) + H2S
Ti + HF + HNO3 = H2TiF6 + NO + H2O =>
3 Ti + 18 HF + 4 HNO3 = 3 H2TiF6 + 4 NO + 8 H2O
C2H5OH + KMnO4 + H3PO4 = C2H4O + MnPO4 + K3PO4 + H2O =>
6 C2H5OH + 3 KMnO4 + 4 H3PO4 = 6 C2H4O + 3 MnPO4 + K3PO4 + 12 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
AuCl3 + Ag = AgCl + Au =>
AuCl3 + 3 Ag = 3 AgCl + Au
H2O + K3[Fe(CN)6] + Sn = Sn[Fe(CN)6] + KOH + H2 =>
6 H2O + 2 K3[Fe(CN)6] + 2 Sn = 2 Sn[Fe(CN)6] + 6 KOH + 3 H2
NO2H2S = NOSH2O =>
NO2H2S = NOSH2O
NO = N2 + O2 =>
2 NO = N2 + O2
SO2 + K2Cr2O7 + HCl = Cr2(SO4)3 + KCl + H2O =>
3 SO2 + K2Cr2O7 + 2 HCl = Cr2(SO4)3 + 2 KCl + H2O
Cu + AgNO3 = Cu(NO3) + Ag =>
Cu + AgNO3 = Cu(NO3) + Ag
ZnBr2 + Fe(OH)3 = FeBr3 + Zn(OH)2 =>
3 ZnBr2 + 2 Fe(OH)3 = 2 FeBr3 + 3 Zn(OH)2
B + Na2O2 = NaBO2 + Na2O =>
2 B + 3 Na2O2 = 2 NaBO2 + 2 Na2O
NaOH + N2 + O2 = NaNO3 + H2O =>
4 NaOH + 2 N2 + 5 O2 = 4 NaNO3 + 2 H2O
FeCl3 + HNO3 = Fe(NO3)2 + Cl2 + NO2 + H2O =>
2 FeCl3 + 8 HNO3 = 2 Fe(NO3)2 + 3 Cl2 + 4 NO2 + 4 H2O
K2Cr2O7 + C3H7OH + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H6O2 + H2O =>
2 K2Cr2O7 + 3 C3H7OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 C3H6O2 + 11 H2O
Cu + AgNO3 = Cu(NO3) + Ag =>
Cu + AgNO3 = Cu(NO3) + Ag
C3H5(OH)3 + Cl2 = C3H4 + HCl + CO2 =>
2 C3H5(OH)3 + 6 Cl2 = C3H4 + 12 HCl + 3 CO2
(Ca(OH)2) + HCl = CaCl2 + H2O =>
(Ca(OH)2) + 2 HCl = CaCl2 + 2 H2O
(CH3)2CHCHO + KMnO4 + KOH = (CH3)2CHCOOK + K2MnO4 + H2O =>
(CH3)2CHCHO + 2 KMnO4 + 3 KOH = (CH3)2CHCOOK + 2 K2MnO4 + 2 H2O
NH4OH + FeCl3 + H2O = HNO3 + FeCl2 + HCl =>
NH4OH + 8 FeCl3 + 2 H2O = HNO3 + 8 FeCl2 + 8 HCl
Sn + AgNO{3+} = Ag + SnNO{3+} =>
Sn + AgNO{3+} = Ag + SnNO{3+}
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
Cu(No3)2 + NH4OH = Cu(OH)2 + NH4No3 =>
Cu(No3)2 + 2 NH4OH = Cu(OH)2 + 2 NH4No3
Al + K2S = Al2S3 + K =>
2 Al + 3 K2S = Al2S3 + 6 K
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2 =>
KHCO3(s) + HCl(aq) = KCl(aq) + H2O(l) + CO2
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