| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2O3 + 2 NaOH + 2 NaOCl = 2 NaBrO3 + 2 NaCl + H2O
KI + HN03 + H2SO4 = K2S04 + I2 + NO2 + H2O =>
26 KI + 24 HN03 + 52 H2SO4 = 13 K2S04 + 13 I2 + 72 NO2 + 64 H2O
NH4CN + Ba(OH)2 = NH3 + Ba(CN)2 + H2O =>
2 NH4CN + Ba(OH)2 = 2 NH3 + Ba(CN)2 + 2 H2O
[Co(CH3COO)2(H2O)2] + KCN = K3[Co(CN)6] + H2 + KOH + H2O + CH3COOK =>
2[Co(CH3COO)2(H2O)2] + 12 KCN = 2 K3[Co(CN)6] + H2 + 2 KOH + 2 H2O + 4 CH3COOK
V2O5 + H{+} + Zn = Zn{2+} + H2O + V{2+} =>
V2O5 + 10 H{+} + 3 Zn = 3 Zn{2+} + 5 H2O + 2 V{2+}
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
CH3COOH + CuCO3 = CuCH3COOH + H2O + CO2 =>
5 CH3COOH + 4 CuCO3 = 4 CuCH3COOH + 2 H2O + 6 CO2
FeS + CaO = CaS + FeO =>
FeS + CaO = CaS + FeO
N2 + H3 = NH3 =>
N2 + 2 H3 = 2 NH3
CH40 + O2 = CO + H2O =>
2 CH40 + 21 O2 = 2 CO + 40 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Ca(PO4)2 + HCl = CaCl + H(PO4)2 =>
Ca(PO4)2 + HCl = CaCl + H(PO4)2
P(ClO2) + H2O = H3PO4 + HCl =>
P(ClO2) + 2 H2O = H3PO4 + HCl
NO2 + Fe{+2} + CH3COOH = NO + Fe{+3} + CH3COO{-} + H2O =>
NO2 + 2 Fe{+2} + 2 CH3COOH = NO + 2 Fe{+3} + 2 CH3COO{-} + H2O
CaCl2 + CsPO4 = CsCl2 + CaPO4 =>
CaCl2 + CsPO4 = CsCl2 + CaPO4
Mn{2} + PbO2 + H{+} = MnO4 + Pb{2} + H2O =>
Mn{2} + 3 PbO2 + 4 H{+} = MnO4 + 3 Pb{2} + 2 H2O
Mg + HIO3 = Mg(IO3)2 + H =>
Mg + 2 HIO3 = Mg(IO3)2 + 2 H
Al(NO3)3 + Ba(OH)2 = Al(OH)2 + Ba(NO3)3 =>
Al(NO3)3 + Ba(OH)2 = Al(OH)2 + Ba(NO3)3
Nb + H2SO4 + K2CrO4 = Nb2(SO4)5 + K2SO4 + H2O + Cr2(SO4)3 =>
6 Nb + 40 H2SO4 + 10 K2CrO4 = 3 Nb2(SO4)5 + 10 K2SO4 + 40 H2O + 5 Cr2(SO4)3
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
[]PbO2 = []PbO + []O2 =>
2[]PbO2 = 2[]PbO + []O2
TiO2 + Cu + H{+} = Ti(s) + Cu{2+} + H2O(g) =>
TiO2 + 2 Cu + 4 H{+} = Ti(s) + 2 Cu{2+} + 2 H2O(g)
P2O5 + BaO = Ba3(PO4)2 =>
P2O5 + 3 BaO = Ba3(PO4)2
HBr + C2H5NH2 = NH3 + C2H5Br =>
HBr + C2H5NH2 = NH3 + C2H5Br
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
NaNO2 + HCl = NaCl + NO2H =>
NaNO2 + HCl = NaCl + NO2H
NaCl + Li2CO3 = Na2CO3 + LiCl =>
2 NaCl + Li2CO3 = Na2CO3 + 2 LiCl
CuCl + O2 = CuCl2*3Cu(O) + CuCl2 =>
12 CuCl + 3 O2 = 2 CuCl2*3Cu(O) + 4 CuCl2
SnCl2 + NaOH = SnOH2O + NaCl =>
SnCl2 + 2 NaOH = SnOH2O + 2 NaCl
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H2TeO3 + Ca(OH)2 = Ca(TeO3) + H2O =>
H2TeO3 + Ca(OH)2 = Ca(TeO3) + 2 H2O
AgNO3 + Sr(NO3)2 = Sr(NO3)3Ag =>
AgNO3 + Sr(NO3)2 = Sr(NO3)3Ag
N + O = N2O7 =>
2 N + 7 O = N2O7
BaSO3 + HNO3 = Ba(NO3)2 + H2SO3 =>
BaSO3 + 2 HNO3 = Ba(NO3)2 + H2SO3
Hg2SO4 + NH4NO3 = HgNO3 + (NH4)2SO4 =>
Hg2SO4 + 2 NH4NO3 = 2 HgNO3 + (NH4)2SO4
FeCl3 + KNCS + H2O = Fe(H2O)5(SCN)Cl2 + KCl =>
FeCl3 + KNCS + 5 H2O = Fe(H2O)5(SCN)Cl2 + KCl
CH3COOH(aq) + NaOH(aq) = C2H3COONa(aq) + H2O(l) =>
3 CH3COOH(aq) + 2 NaOH(aq) = 2 C2H3COONa(aq) + 4 H2O(l)
NaI(aq) + CI2(g) = NaCI(aq) + I2(s) =>
NaI(aq) + CI2(g) = NaCI(aq) + I2(s)
KOH(aq) + HNO2 = KNO2 + H2O =>
KOH(aq) + HNO2 = KNO2 + H2O
Ca + (OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca + 3(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
I + KIO3 + HCl = ICl + KCl + H2O =>
4 I + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
KSCN + PbO2 + HCl = KCl + PbCl2 + CO2 + NO + H2SO3 + H2O =>
2 KSCN + 11 PbO2 + 24 HCl = 2 KCl + 11 PbCl2 + 2 CO2 + 2 NO + 2 H2SO3 + 10 H2O
Li(s) + ZnCl2(aq) = Zn(s) + LiCl(aq) =>
2 Li(s) + ZnCl2(aq) = Zn(s) + 2 LiCl(aq)
KNO3 + H2SO4 = K2SO4 + HNO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 HNO3
NH4NO3 + HCHO = (CH2)6N4 + HNO3 + H2O =>
4 NH4NO3 + 6 HCHO = (CH2)6N4 + 4 HNO3 + 6 H2O
NaNO2 + CH3COOH + KMnO4 = CH3COONa + CH3COOK + MnO2 + H2O + NO2 =>
3 NaNO2 + 4 CH3COOH + KMnO4 = 3 CH3COONa + CH3COOK + MnO2 + 2 H2O + 3 NO2
Zn + NaNO3 + HCl = ZnCl2 + NO2 + H2O + NaCl =>
Zn + 2 NaNO3 + 4 HCl = ZnCl2 + 2 NO2 + 2 H2O + 2 NaCl
NaNO2 + CH3COOH + KMnO4 = CH3COONa + CH3COOK + MnO2 + H2O + NO2 =>
3 NaNO2 + 4 CH3COOH + KMnO4 = 3 CH3COONa + CH3COOK + MnO2 + 2 H2O + 3 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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