| Équations équilibrées la veille |
4 NHO4NO3 = 4 N2 + 13 O2 + 2 H2O
C2H4O + K2Cr2O7 + HCl = C2H4O2 + CrCl3 + KCl + H2O =>
3 C2H4O + K2Cr2O7 + 8 HCl = 3 C2H4O2 + 2 CrCl3 + 2 KCl + 4 H2O
Cu(NO3)2(aq) + Ba(OH)2(aq) = Cu(OH)2 + Ba(NO3)2 =>
Cu(NO3)2(aq) + Ba(OH)2(aq) = Cu(OH)2 + Ba(NO3)2
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
C14H18N2O5 + H2O = C4H7NO4 + CH3OH + C9H11NO2 =>
C14H18N2O5 + 2 H2O = C4H7NO4 + CH3OH + C9H11NO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cl2(g) + KBr(aq) = KCl(aq) + Br2(g) =>
Cl2(g) + 2 KBr(aq) = 2 KCl(aq) + Br2(g)
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
C6H6 + NHO3 = C6NO2H5 + H2O =>
C6H6 + NHO3 = C6NO2H5 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(C2H3O2)2 + H2S = PbS + HC2H3O2 =>
Pb(C2H3O2)2 + H2S = PbS + 2 HC2H3O2
Fe(SCN){2+} + NaF = Na(SCN) + FeF{+2} =>
Fe(SCN){2+} + NaF = Na(SCN) + FeF{+2}
NaMnO4 + NaBr + H2O = MnO2 + NaBrO3 + NaOH =>
2 NaMnO4 + NaBr + H2O = 2 MnO2 + NaBrO3 + 2 NaOH
Na2CrO + Ca(NO3)2 = NaNO3 + CaCrO =>
Na2CrO + Ca(NO3)2 = 2 NaNO3 + CaCrO
Sn + Li2SO4 = SnSO4 + Li =>
Sn + Li2SO4 = SnSO4 + 2 Li
BaI2 + Na3PO4 = NaI + Ba3(PO4)2 =>
3 BaI2 + 2 Na3PO4 = 6 NaI + Ba3(PO4)2
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + KC2H3O2 =>
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + 2 KC2H3O2
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
C6H8O7 + KOH = K3C6H5O7 + H2O =>
C6H8O7 + 3 KOH = K3C6H5O7 + 3 H2O
H2SO4 + Pb(C2H3O2)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(C2H3O2)2 = PbSO4 + 2 CH3COOH
Sb(OH)Cl2 = SbOCl + HCl =>
Sb(OH)Cl2 = SbOCl + HCl
H2SO4 + FeS = FeSO4 + H2S =>
H2SO4 + FeS = FeSO4 + H2S
BaNO3 + H2SO4 = BaSO4 + H2NO3 =>
BaNO3 + H2SO4 = BaSO4 + H2NO3
NaHCO3 = Na2CO3 + CO2 + HOH =>
2 NaHCO3 = Na2CO3 + CO2 + HOH
MnC2O*3H2O + O2 = CO2 + H2O + MnO2 =>
2 MnC2O*3H2O + 5 O2 = 4 CO2 + 6 H2O + 2 MnO2
Li + Au3Cl3 = LiCl + Au =>
3 Li + Au3Cl3 = 3 LiCl + 3 Au
H2O + KNO3 + K2S = S + KOH + KNO2 =>
H2O + KNO3 + K2S = S + 2 KOH + KNO2
H3PO4 + K2SIO3 = K3PO4 + H2SIO3 =>
2 H3PO4 + 3 K2SIO3 = 2 K3PO4 + 3 H2SIO3
C6H8O6(aq) + OH(aq) = C6H7O6(aq) + H2O(l) =>
C6H8O6(aq) + OH(aq) = C6H7O6(aq) + H2O(l)
AgO(s) + Cl2(g) = AgCl(s) + O2(g) =>
2 AgO(s) + Cl2(g) = 2 AgCl(s) + O2(g)
Ni + ZnO = NiO + Zn =>
Ni + ZnO = NiO + Zn
SO2 + HBr = Br2 + S + H2O =>
SO2 + 4 HBr = 2 Br2 + S + 2 H2O
NH4CHCOO + AgNO3 = NH4NO3 + AgCHCOO =>
NH4CHCOO + AgNO3 = NH4NO3 + AgCHCOO
CaCo3 + AgNO3 = CaNO3 + AgCo3 =>
CaCo3 + AgNO3 = CaNO3 + AgCo3
KCl + HNO + O = KNO3 + Cl2 + H2O =>
2 KCl + 2 HNO + 5 O = 2 KNO3 + Cl2 + H2O
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
C6H5O + Br2 = C6H2Br3OH + HBr =>
2 C6H5O + 5 Br2 = 2 C6H2Br3OH + 4 HBr
Sr(NO3)2 + CaSO4*2H2O = SrSO4 + Ca(NO3)2 + H2O =>
Sr(NO3)2 + CaSO4*2H2O = SrSO4 + Ca(NO3)2 + 2 H2O
Fe2(SO4)3 + KI = I2 + K2SO4 + FeSO4 =>
Fe2(SO4)3 + 2 KI = I2 + K2SO4 + 2 FeSO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Mg(OH)2 = H2O + MgO =>
Mg(OH)2 = H2O + MgO
HgS + NaNO3 = Hg(NO3)2 + Na2S =>
HgS + 2 NaNO3 = Hg(NO3)2 + Na2S
AgNO3 + CaCO3 = Ag2CO3 + Ca(NO3)2 =>
2 AgNO3 + CaCO3 = Ag2CO3 + Ca(NO3)2
Cd + V2O5 = CdO + V =>
5 Cd + V2O5 = 5 CdO + 2 V
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C4H9OH = C2H4 + H2O =>
C4H9OH = 2 C2H4 + H2O
Sn2S4 = Sn + S =>
Sn2S4 = 2 Sn + 4 S
CuCO3Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3Cu(OH)2 = 2 CuO + H2O + CO2
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Équations équilibrées sur10/19/24
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