| Équations équilibrées la veille |
CO2 + 2 KOH = K2CO3 + H2O
KMnO4 + C5H8O2 = Mn(acac)3 + (CH3CO)2CHCH(CH3CO)2 + KOH + H2O =>
6 KMnO4 + 42 C5H8O2 = 2 Mn(acac)3 + 21(CH3CO)2CHCH(CH3CO)2 + 6 KOH + 18 H2O
Al2S3 + Ca = CaS + Al =>
Al2S3 + 3 Ca = 3 CaS + 2 Al
Cd{2+} + Cr = Cr{+3} + Cd =>
3 Cd{2+} + 2 Cr = 2 Cr{+3} + 3 Cd
CaO + LiCl = Li2O + CaCl2 =>
CaO + 2 LiCl = Li2O + CaCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2Cr2O7 + BaCl2 + H2SO4 = Cl2 + Cr2(SO4)3 + K2SO4 + Ba2SO4 + H2O =>
K2Cr2O7 + 6 BaCl2 + 7 H2SO4 = 6 Cl2 + Cr2(SO4)3 + K2SO4 + 3 Ba2SO4 + 7 H2O
Cs + P = CsP =>
Cs + P = CsP
Cl2 + P2S5 = PCl3 + S8 =>
24 Cl2 + 8 P2S5 = 16 PCl3 + 5 S8
K2Cr2O7 + HCOOH = Cr2O3 + H2O + CO2 + KOH =>
K2Cr2O7 + 3 HCOOH = Cr2O3 + 2 H2O + 3 CO2 + 2 KOH
Ba(NO3)2 + H3(PO4) = Ba3(PO4)2 + HNO3 =>
3 Ba(NO3)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 HNO3
AgNo3(aq) + NaI(aq) = AgI(s) + NaNo3(aq) =>
AgNo3(aq) + NaI(aq) = AgI(s) + NaNo3(aq)
C2H2(t) = C6H6 =>
3 C2H2(t) = C6H6
C2H5 + Cl2 = C + HCl =>
2 C2H5 + 5 Cl2 = 4 C + 10 HCl
Na2SO4 + Ag(NO3)2 = Ag(SO4) + NaNO3 =>
Na2SO4 + Ag(NO3)2 = Ag(SO4) + 2 NaNO3
S2O{2-} + OH{-} + Cl2 = SO4{2-} + Cl{-} + H2O =>
S2O{2-} + 14 OH{-} + 6 Cl2 = 2 SO4{2-} + 12 Cl{-} + 7 H2O
CH3OH + KOH = C2H5OK + H2O =>
2 CH3OH + KOH = C2H5OK + 2 H2O
H2SO3 = H2O + SO2 =>
H2SO3 = H2O + SO2
Fe2TeO6 + Cl = FeCl2 + TeCl4 + O =>
Fe2TeO6 + 8 Cl = 2 FeCl2 + TeCl4 + 6 O
LiCO3 + HCl = LiCl2 + H2O + CO2 =>
LiCO3 + 2 HCl = LiCl2 + H2O + CO2
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Ca(NO3)2(aq) + KCl(aq) = CaCl2(aq) + KNO3(aq) =>
Ca(NO3)2(aq) + 2 KCl(aq) = CaCl2(aq) + 2 KNO3(aq)
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
C2H5COOK + HCl = C2H5COOH + KCl =>
C2H5COOK + HCl = C2H5COOH + KCl
NiCl2 + K2SO4 = NiSO4 + KCl =>
NiCl2 + K2SO4 = NiSO4 + 2 KCl
Cl2 + Na3AsO3 + H2O = Na3AsO4 + HCl =>
Cl2 + Na3AsO3 + H2O = Na3AsO4 + 2 HCl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Ca(CN)2 + H2O = CaCO3 + NH3 + C =>
Ca(CN)2 + 3 H2O = CaCO3 + 2 NH3 + C
HNO3 + Mg2O = MgNO3 + H2O =>
2 HNO3 + Mg2O = 2 MgNO3 + H2O
Cu(OH)2 + KNO3 = Cu(NO3)2 + KOH =>
Cu(OH)2 + 2 KNO3 = Cu(NO3)2 + 2 KOH
NaI + AgNo3 = NaNo3 + AgI =>
NaI + AgNo3 = NaNo3 + AgI
Al2S3 + Ca = CaS + Al =>
Al2S3 + 3 Ca = 3 CaS + 2 Al
Ag + Cu(SO4) = Ag(SO4) + Cu =>
Ag + Cu(SO4) = Ag(SO4) + Cu
PbO2(s) + Al(s) = Pb(s) + Al2O3(s) =>
3 PbO2(s) + 4 Al(s) = 3 Pb(s) + 2 Al2O3(s)
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Cl2 + NaI = ICl2 + Na =>
Cl2 + NaI = ICl2 + Na
CH3COOH + Ga2O3 = Ga(CH3COO)3 + H2O =>
6 CH3COOH + Ga2O3 = 2 Ga(CH3COO)3 + 3 H2O
Mg + S = MgS =>
Mg + S = MgS
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
ZnCo3 + H3Po4 = Zn3(Po4)2 + H2Co3 =>
3 ZnCo3 + 2 H3Po4 = Zn3(Po4)2 + 3 H2Co3
C6H15O4 + O2 = CO2 + H2O =>
4 C6H15O4 + 31 O2 = 24 CO2 + 30 H2O
Mg + S = Mg2S2 =>
2 Mg + 2 S = Mg2S2
C2H2 = C4H4 =>
2 C2H2 = C4H4
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
FeCl2 + Na2CO3 = Na2Cl2 + FeCO3 =>
FeCl2 + Na2CO3 = Na2Cl2 + FeCO3
SiH4 + CO2 = SiC + H2O =>
SiH4 + CO2 = SiC + 2 H2O
Cr2O3 + HNO3 = CrO3 + HNO2 =>
Cr2O3 + 3 HNO3 = 2 CrO3 + 3 HNO2
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