| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CO3 + 2 NaOH = 2 KOH + Na2CO3
Zn(s) + Al2(SO4)3(aq) = ZnSO4(aq) + Al(s) =>
3 Zn(s) + Al2(SO4)3(aq) = 3 ZnSO4(aq) + 2 Al(s)
C6H6(l) + (b)O2(g) = (c)CO2(g) + (d)H2O(l) =>
2 C6H6(l) + 15(b)O2(g) = 12(c)CO2(g) + 6(d)H2O(l)
CuCl2 + CH3COOH + KNO2 = K3[Cu(NO2)6] + KCl + CH3COOK + NO + H2O =>
CuCl2 + 2 CH3COOH + 7 KNO2 = K3[Cu(NO2)6] + 2 KCl + 2 CH3COOK + NO + H2O
Br2(l) + KI(aq) = KBr(aq) + I(l) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + 2 I(l)
NH3(s) + HCl(g) = NH4Cl(s) =>
NH3(s) + HCl(g) = NH4Cl(s)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
HCOOH + [Ag(NH3)2]{+} + OH{-} = CO2 + Ag + H2O + NH3 =>
HCOOH + 2[Ag(NH3)2]{+} + 2 OH{-} = CO2 + 2 Ag + 2 H2O + 4 NH3
Mn(NO3)3 + K2S = Mn2S3 + KNO3 =>
2 Mn(NO3)3 + 3 K2S = Mn2S3 + 6 KNO3
Cu2S + NH4OH = CuOH + (NH4)2S =>
Cu2S + 2 NH4OH = 2 CuOH + (NH4)2S
Fe2(SO4)3(s) + HgC2O4(s) = Fe2(C2O4)3(s) + HgSO4(g) =>
Fe2(SO4)3(s) + 3 HgC2O4(s) = Fe2(C2O4)3(s) + 3 HgSO4(g)
Sn(C2H3O2)4 + Rb2(SO4) = Sn(SO4)2 + Rb(C2H3O2) =>
Sn(C2H3O2)4 + 2 Rb2(SO4) = Sn(SO4)2 + 4 Rb(C2H3O2)
Cu + K = KCu =>
Cu + K = KCu
Al2S3 + Na = Na2S + Al =>
Al2S3 + 6 Na = 3 Na2S + 2 Al
KMnO4 + Ag + HNO3 = AgNO3 + MnO2 + H2O + KNO3 =>
KMnO4 + 3 Ag + 4 HNO3 = 3 AgNO3 + MnO2 + 2 H2O + KNO3
Au + HBr + HNO3 = AuBr3 + H2O + NO =>
Au + 3 HBr + HNO3 = AuBr3 + 2 H2O + NO
Mg(s) + HNO3(s) = Mg(NO3)2 + NO2 + H2O =>
Mg(s) + 4 HNO3(s) = Mg(NO3)2 + 2 NO2 + 2 H2O
H2SO4 + KMnO4 + KCl = K2SO4 + MnSO4 + H2O + Cl2 =>
8 H2SO4 + 2 KMnO4 + 10 KCl = 6 K2SO4 + 2 MnSO4 + 8 H2O + 5 Cl2
ClNaO3 = NaCl + O2 =>
2 ClNaO3 = 2 NaCl + 3 O2
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
ThO2 + Ca = Th + CaO =>
ThO2 + 2 Ca = Th + 2 CaO
C6H5C(O)OCH(CH3)2 + O2 = CO2 + H2O =>
C6H5C(O)OCH(CH3)2 + 12 O2 = 10 CO2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SbCl3 + H2O = Sb2O3 + HCl =>
2 SbCl3 + 3 H2O = Sb2O3 + 6 HCl
HPO3{-} + H2O2 + OH{-} = PO4{3-} + H2O =>
2 HPO3{-} + H2O2 + 4 OH{-} = 2 PO4{3-} + 4 H2O
N2 + H3 = NH3 =>
N2 + 2 H3 = 2 NH3
C10H16 + O2 = H2O + CO2 =>
C10H16 + 14 O2 = 8 H2O + 10 CO2
CuCl2 + CH3COOH + KNO2 = K3[Cu(NO2)6] + KCl + CH3COOK + NO + H2O =>
CuCl2 + 2 CH3COOH + 7 KNO2 = K3[Cu(NO2)6] + 2 KCl + 2 CH3COOK + NO + H2O
CH3COOCH2CH3 + CHCl3 = CH3COO3Cl3 + CH2CHCH3 =>
6 CH3COOCH2CH3 + 3 CHCl3 = 3 CH3COO3Cl3 + 7 CH2CHCH3
FeCl2 + Cu2SO4 = FeSO4 + CuCl =>
FeCl2 + Cu2SO4 = FeSO4 + 2 CuCl
NiSO4 + C4H8N2O2 = NiC4H8N2O2 + SO4 =>
NiSO4 + C4H8N2O2 = NiC4H8N2O2 + SO4
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
O2 + CS2 = CO2 + S =>
O2 + CS2 = CO2 + 2 S
C3H3 + O2 = CO2 + H2O =>
4 C3H3 + 15 O2 = 12 CO2 + 6 H2O
H2SO4 + SO2 = H2(SO3)2 =>
H2SO4 + SO2 = H2(SO3)2
Cu2O + H2O = Cu2H2O2 =>
Cu2O + H2O = Cu2H2O2
Na2CO3 + C(SO4)2 = Na2SO4 + C(CO3)2 =>
2 Na2CO3 + C(SO4)2 = 2 Na2SO4 + C(CO3)2
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
Cr2O7{2-} + Fe{2+} + H3O{+} = Cr{3+} + H2O + Fe{3+} =>
Cr2O7{2-} + 6 Fe{2+} + 14 H3O{+} = 2 Cr{3+} + 21 H2O + 6 Fe{3+}
CsCl + Ag2SO4 = Cs2SO4 + AgCl =>
2 CsCl + Ag2SO4 = Cs2SO4 + 2 AgCl
Zn(NO3)2 + C6H12O6 = ZnO + H2O + CO2 + N2 =>
12 Zn(NO3)2 + 5 C6H12O6 = 12 ZnO + 30 H2O + 30 CO2 + 12 N2
LiNO2 + AlP = Li3P + Al(NO2)3 =>
3 LiNO2 + AlP = Li3P + Al(NO2)3
HCl + Ag2CO3 = AgCl + H2O + CO2 =>
2 HCl + Ag2CO3 = 2 AgCl + H2O + CO2
N + H2O = NH2O =>
N + H2O = NH2O
H2Co3 + Fe = H2 + Fe2(Co3)3 =>
3 H2Co3 + 2 Fe = 3 H2 + Fe2(Co3)3
CUO(s) + C(s) = CU(s) + CO*(g) =>
CUO(s) + C(s) = CU(s) + CO*(g)
OCl{-} + S2O3{-} + OH{-} = SO42{-} + Cl{-} + H2O =>
161 OCl{-} + 2 S2O3{-} + 2 OH{-} = 4 SO42{-} + 161 Cl{-} + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaS + HBr = CaBr + HS =>
CaS + HBr = CaBr + HS
KOH + KH(IO3)2 = H2O + K(IO3) =>
KOH + KH(IO3)2 = H2O + 2 K(IO3)
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Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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