| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C21H302 + 193 O2 = 42 CO2 + 302 H2O
Sr(s) + H2O(l) = Sr(OH)2(aq) + H2(g) =>
Sr(s) + 2 H2O(l) = Sr(OH)2(aq) + H2(g)
SO3 + CuO = CuO3 + S =>
2 SO3 + 3 CuO = 3 CuO3 + 2 S
C4H2 + H2 = C4H10 =>
C4H2 + 4 H2 = C4H10
CaCO3 + C = CO2 + CaC2 =>
2 CaCO3 + 5 C = 3 CO2 + 2 CaC2
PBr5 + H2O = H3PO4 + HBr =>
PBr5 + 4 H2O = H3PO4 + 5 HBr
NH3(g) + O2(g) = N2(g) + H2O(g) =>
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(g)
NaOH + C2H3COOH = H2O + NaC2H3OO =>
3 NaOH + 2 C2H3COOH = H2O + 3 NaC2H3OO
HCl(aq) + Na2CO3(aq) = NaCl(aq) + CO2(g) + H2O(liq) =>
2 HCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + CO2(g) + H2O(liq)
H2S(g) + O2(g) = SO2(g) + H2O(g) =>
2 H2S(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(g)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ca(NO3)2 + AgNO3 = Ag(NO3)2 + Ca(NO3) =>
Ca(NO3)2 + AgNO3 = Ag(NO3)2 + Ca(NO3)
H2SnCl6(s) + H2S(g) = SnS2(s) + HCl(g) =>
H2SnCl6(s) + 2 H2S(g) = SnS2(s) + 6 HCl(g)
Ca(OH)2 + FeBr2 = CaBr2 + Fe(OH)2 =>
Ca(OH)2 + FeBr2 = CaBr2 + Fe(OH)2
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
HCl(g) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(g) + O2(g) = 2 H2O(l) + 2 Cl2(g)
Na2C2O4 + MgCl2 = NaCl + MgC2O4 =>
Na2C2O4 + MgCl2 = 2 NaCl + MgC2O4
FeBr2 + Br2 = FeBr3 =>
2 FeBr2 + Br2 = 2 FeBr3
NO(g) + H2(g) = N2(g) + H2O(l) =>
2 NO(g) + 2 H2(g) = N2(g) + 2 H2O(l)
MgO + Zn = Mg + ZnO2 =>
2 MgO + Zn = 2 Mg + ZnO2
GeCl2 + Cl2 = GeCl4 =>
GeCl2 + Cl2 = GeCl4
Ba(s) + H2O(l) = Ba(OH)2(aq) + H2(g) =>
Ba(s) + 2 H2O(l) = Ba(OH)2(aq) + H2(g)
LiOH + Si = Li + Si(OH) =>
LiOH + Si = Li + Si(OH)
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
H2S(g) + O2(g) = SO2(g) + H2O(l) =>
2 H2S(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(l)
BaCl2(aq) + NaNO3(aq) = NaCl(aq) + Ba(NO3)2 =>
BaCl2(aq) + 2 NaNO3(aq) = 2 NaCl(aq) + Ba(NO3)2
NaHCO3(aq) + CH3CH2OHCOOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq) =>
13 NaHCO3(aq) + 8 CH3CH2OHCOOH(aq) = 11 CO2(g) + 15 H2O(l) + 13 CH3COONa(aq)
HCOH + [Ag(NH3)2]OH = HCOONH4 + Ag + NH3 + H2O =>
HCOH + 2[Ag(NH3)2]OH = HCOONH4 + 2 Ag + 3 NH3 + H2O
NO(g) + H2(g) = N2(g) + H2O(g) =>
2 NO(g) + 2 H2(g) = N2(g) + 2 H2O(g)
LiMnO4 + H2SO4 + LiI = Li2SO4 + MnSO4 + I2 + H2O =>
2 LiMnO4 + 8 H2SO4 + 10 LiI = 6 Li2SO4 + 2 MnSO4 + 5 I2 + 8 H2O
Ni(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) + NO(g) =>
3 Ni(s) + 8 HNO3(aq) = 3 Ni(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
Bariumchloride + Sulfuricacid = Bariumsulfate + Hydrochloricacid =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Pb3H4IO6 + HCl + H3AsO3 = PbCl2 + ICl + H3AsO4 + H2O =>
2 Pb3H4IO6 + 14 HCl + H3AsO3 = 6 PbCl2 + 2 ICl + H3AsO4 + 11 H2O
Na(CO3) + H2O = Na(OH) + H(CO3) =>
Na(CO3) + H2O = Na(OH) + H(CO3)
Ba(s) + H2O(l) = Ba(HO)2(s) + H2(g) =>
Ba(s) + 2 H2O(l) = Ba(HO)2(s) + H2(g)
X4C2 + KMnO4 + H2SO4 = X2CO + MnSO4 + K2SO4 + H2O =>
5 X4C2 + 4 KMnO4 + 6 H2SO4 = 10 X2CO + 4 MnSO4 + 2 K2SO4 + 6 H2O
C5H10AgNS2 + AsH3 = C5H10AsNS2 + Ag + H2 =>
2 C5H10AgNS2 + 2 AsH3 = 2 C5H10AsNS2 + 2 Ag + 3 H2
C8H18 + (O2) = (y)(CO2) + (z)(H2O) =>
2 C8H18 + 25(O2) = 16(y)(CO2) + 18(z)(H2O)
NH3(g) + O2(g) = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(g)
BF3 + NaF = Na[BF4] =>
BF3 + NaF = Na[BF4]
S(s) + H2SO4(aq) = SO2(g) + H2O(l) =>
S(s) + 2 H2SO4(aq) = 3 SO2(g) + 2 H2O(l)
Fe2O3 + SiO2 = Fe2Si2O7 =>
Fe2O3 + 2 SiO2 = Fe2Si2O7
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
HC03 + Ca = H30 + CaC03 =>
30 HC03 + 30 Ca = H30 + 30 CaC03
NH3(g) + O2(g) = N2(g) + H2O(l) =>
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(l)
PbSO4 + LiCl = PbCl2 + Li2SO4 =>
PbSO4 + 2 LiCl = PbCl2 + Li2SO4
KI + HNO2 + CH3COOH = CH3COOK + I + NO + H2O =>
KI + HNO2 + CH3COOH = CH3COOK + I + NO + H2O
Mg3N2(s) + H2O(l) = Mg(OH)2(s) + NH3(g) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(s) + 2 NH3(g)
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
Pb3O4 + HNO3(hot) = Pb(NO3)2 + O2 + H2O =>
2 Pb3O4 + 12 HNO3(hot) = 6 Pb(NO3)2 + O2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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