| Équations équilibrées la veille |
2 Zr + NaNO3 + 7 NaOH = 2 Na4ZrO4 + NH3 + 2 H2O
CH3COONa + H2O = C2H6 + NaHCO3 + H2 =>
2 CH3COONa + 2 H2O = C2H6 + 2 NaHCO3 + H2
Na2CO3 + ZnCl2 = NaCl + ZnCO3 =>
Na2CO3 + ZnCl2 = 2 NaCl + ZnCO3
C2H8(l) + O2(g) = CO2(g) + H2O(g) =>
C2H8(l) + 4 O2(g) = 2 CO2(g) + 4 H2O(g)
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 3 H2O
K2SO4 + CaI2 = CaSO4 + KI =>
K2SO4 + CaI2 = CaSO4 + 2 KI
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
(CH3)2NH2 + O2 = CO2 + N2 + H2O =>
2(CH3)2NH2 + 8 O2 = 4 CO2 + N2 + 8 H2O
K2CO3 + NiCl2 + H2O = Ni(OH)2 + KCl + CO2 =>
K2CO3 + NiCl2 + H2O = Ni(OH)2 + 2 KCl + CO2
BaCO3 + MnO2 + MgO + O2 = Ba7Mn4Mg2O21 + CO2 =>
7 BaCO3 + 4 MnO2 + 2 MgO + 2 O2 = Ba7Mn4Mg2O21 + 7 CO2
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + HIO3 + H2O =>
K2Cr2O7 + HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + HIO3 + 4 H2O
C7H5O2 + O2 = CO2 + H2 =>
2 C7H5O2 + 12 O2 = 14 CO2 + 5 H2
FeCrO4 + KCl = FeCl2 + K2CrO4 =>
FeCrO4 + 2 KCl = FeCl2 + K2CrO4
C5H8 + KMnO4 = MnO2 + KOH + COOK + H2O =>
3 C5H8 + 23 KMnO4 = 23 MnO2 + 8 KOH + 15 COOK + 8 H2O
CH3NH2 + H2O + ZnCl2 = Zn(OH)2 + CH3NH3Cl =>
2 CH3NH2 + 2 H2O + ZnCl2 = Zn(OH)2 + 2 CH3NH3Cl
K2MnO4 + S = MnSO4 + K =>
K2MnO4 + S = MnSO4 + 2 K
NaOH(aq) + MgSO4(aq) = NaSO4(aq) + MgOH(s) =>
NaOH(aq) + MgSO4(aq) = NaSO4(aq) + MgOH(s)
AgNO3 + CaCl2 = AgCl + Ca2 + NO3 =>
4 AgNO3 + 2 CaCl2 = 4 AgCl + Ca2 + 4 NO3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
H3PO4 + NaO = NaH2PO4 + OH =>
H3PO4 + NaO = NaH2PO4 + OH
Ca(NO3)2*NH4NO3*10H2O + H2SO4 = CaHSO4 + HNO3 + H2O + NH4HNO3 =>
9 Ca(NO3)2*NH4NO3*10H2O + 9 H2SO4 = 9 CaHSO4 + 22 HNO3 + 84 H2O + 7 NH4HNO3
Al(NO3)3 + Li2(SO4) = Al2(SO4)3 + Li(NO3) =>
2 Al(NO3)3 + 3 Li2(SO4) = Al2(SO4)3 + 6 Li(NO3)
CuS + HCl + K2S2O8 = CuCl2 + K2SO4 + S + H2O =>
4 CuS + 8 HCl + K2S2O8 = 4 CuCl2 + K2SO4 + 5 S + 4 H2O
SiO2 + NaAl3Si3O10(OH)2 + Mg5Al2Si3O10(OH)8 = Al2SiO5 + Na2Mg3Al2Si8O22(OH)2 + H2O =>
14 SiO2 + 10 NaAl3Si3O10(OH)2 + 3 Mg5Al2Si3O10(OH)8 = 13 Al2SiO5 + 5 Na2Mg3Al2Si8O22(OH)2 + 17 H2O
H2S(g) + KMnO4(ac) + HCl(ac) = S(s) + MnCl2(ac) + KCl + H2O =>
5 H2S(g) + 2 KMnO4(ac) + 6 HCl(ac) = 5 S(s) + 2 MnCl2(ac) + 2 KCl + 8 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
KI + HCl = KCl + IH =>
KI + HCl = KCl + IH
C4H8 + O2 = CO + H2O =>
C4H8 + 4 O2 = 4 CO + 4 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
SrCl + NaCO = SrCO + NaCl =>
SrCl + NaCO = SrCO + NaCl
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Cl2 + Na2S = NaCl + S =>
Cl2 + Na2S = 2 NaCl + S
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
NaHCO3 + HC2O3H2 = H2O + CO2 + NaC2O3H2 =>
NaHCO3 + HC2O3H2 = H2O + CO2 + NaC2O3H2
C4H8 + O2 = CO + H2O =>
C4H8 + 4 O2 = 4 CO + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C(s) + H2O(l) = CO(g) + H2(g) =>
C(s) + H2O(l) = CO(g) + H2(g)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C5H10O2 + C3H8O = C8H16O2 + H2O =>
C5H10O2 + C3H8O = C8H16O2 + H2O
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
Ca + C2O4 = CaC2O4 =>
Ca + C2O4 = CaC2O4
S + FeCl3 = Fe2S3 + Cl =>
3 S + 2 FeCl3 = Fe2S3 + 6 Cl
ZnSO4 + K4[Fe(CN)6] = K2SO4 + K2Zn[Fe(CN)6] =>
ZnSO4 + K4[Fe(CN)6] = K2SO4 + K2Zn[Fe(CN)6]
K2CrO4 + NaOH = KOH + Na + CrO4 =>
K2CrO4 + 2 NaOH = 2 KOH + 2 Na + CrO4
S + FeCl3 = Fe2S3 + Cl =>
3 S + 2 FeCl3 = Fe2S3 + 6 Cl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na2Te + H2SO4 = TeO2 + SO2 + Na2SO4 + H2O =>
Na2Te + 4 H2SO4 = TeO2 + 3 SO2 + Na2SO4 + 4 H2O
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