| Équations équilibrées la veille |
H2SO4 + KIO3 = KHSO4 + HIO3
C5H9NO2 + O2 = CO2 + H2O + NH3 =>
2 C5H9NO2 + 11 O2 = 10 CO2 + 6 H2O + 2 NH3
C8H20O4Si + O2 = SiO2 + CO2 + H2O =>
C8H20O4Si + 12 O2 = SiO2 + 8 CO2 + 10 H2O
AgNO3 + HCl = NHO3 + AgCl =>
AgNO3 + HCl = NHO3 + AgCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SbO + H2O = H2SbO2 =>
SbO + H2O = H2SbO2
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
K(s) + HCl(aq) = KCl + H2 =>
2 K(s) + 2 HCl(aq) = 2 KCl + H2
CH2CH2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH2CH2 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Na2HPO4 + HBr = NaH2PO4 + NaBr =>
Na2HPO4 + HBr = NaH2PO4 + NaBr
Bi(NO3)3 + H2O = Bi(OH)3 + HNO3 =>
Bi(NO3)3 + 3 H2O = Bi(OH)3 + 3 HNO3
C3H7COOH + CuO = (C3H7COO)2Cu + H2O =>
2 C3H7COOH + CuO = (C3H7COO)2Cu + H2O
K2CO3 + ZnI2 = ZnCO3 + KI =>
K2CO3 + ZnI2 = ZnCO3 + 2 KI
FeCl3 + H2S = Fe2S3 + HCl =>
2 FeCl3 + 3 H2S = Fe2S3 + 6 HCl
Cr2O7{2-} + HNO2 + H{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 3 HNO2 + 5 H{+} = 2 Cr{3+} + 3 NO3{-} + 4 H2O
CH2CH2 + KMnO4 + H2SO4 = (COOH)2 + MnSO4 + K2SO4 + H2O =>
CH2CH2 + 2 KMnO4 + 3 H2SO4 = (COOH)2 + 2 MnSO4 + K2SO4 + 4 H2O
ZnO + Pb = PbO2 + Zn =>
2 ZnO + Pb = PbO2 + 2 Zn
AlCl3(s) = Al(s) + Cl2(g) =>
2 AlCl3(s) = 2 Al(s) + 3 Cl2(g)
Bi(NO3)3 + H2O = BiOH(NO3)2 + HNO3 =>
Bi(NO3)3 + H2O = BiOH(NO3)2 + HNO3
NaOH + H2O2 = NaO2 + H2O =>
2 NaOH + 3 H2O2 = 2 NaO2 + 4 H2O
Cu + HCl + O2 = CuCl2 + H2O =>
2 Cu + 4 HCl + O2 = 2 CuCl2 + 2 H2O
Cr2O7{2-} + HNO2 + H{+} = Cr{3+} + HNO3 + H2O =>
Cr2O7{2-} + 3 HNO2 + 8 H{+} = 2 Cr{3+} + 3 HNO3 + 4 H2O
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
Fe2O3 + I2 = FeI2 + O2 =>
2 Fe2O3 + 4 I2 = 4 FeI2 + 3 O2
Bi(NO3)3 + H2O = Bi(OH)2NO3 + HNO3 =>
Bi(NO3)3 + 2 H2O = Bi(OH)2NO3 + 2 HNO3
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
NaOH + H2O2 = Na2O2 + H2O =>
2 NaOH + H2O2 = Na2O2 + 2 H2O
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
AgI + NH3 = AgNH3 + I2 =>
2 AgI + 2 NH3 = 2 AgNH3 + I2
SN(OH)2 + NaOH = Na2SNO2 + H2O =>
SN(OH)2 + 2 NaOH = Na2SNO2 + 2 H2O
Zn + [Hg(SCN)4] = Zn[Hg(SCN)4] =>
Zn + [Hg(SCN)4] = Zn[Hg(SCN)4]
FeC2O4*2H2O + H2O2 + H2C2O4*2H2O + K2C2O4*H2O = K3[Fe(C2O4)3] + H2O =>
2 FeC2O4*2H2O + H2O2 + H2C2O4*2H2O + 3 K2C2O4*H2O = 2 K3[Fe(C2O4)3] + 11 H2O
Bi(NO3)3 + H2O = Bi + O2 + HNO3 =>
4 Bi(NO3)3 + 6 H2O = 4 Bi + 3 O2 + 12 HNO3
CuSO4 + NH4OH = (NH4)2SO4 + Cu(OH)2 =>
CuSO4 + 2 NH4OH = (NH4)2SO4 + Cu(OH)2
CaCO3 + LaO3 + Ta2O5 + NH3 = CaLaTa2O3N3 + CO2 + NO2 + H2O =>
7 CaCO3 + 7 LaO3 + 7 Ta2O5 + 24 NH3 = 7 CaLaTa2O3N3 + 7 CO2 + 3 NO2 + 36 H2O
CH4 = C + H2 =>
CH4 = C + 2 H2
Sn(OH)2 + NaOH = Na2SnO2 + H2O =>
Sn(OH)2 + 2 NaOH = Na2SnO2 + 2 H2O
AgI + NH3 = Ag(NH3)2 + I =>
AgI + 2 NH3 = Ag(NH3)2 + I
HC2H3O2(g) + NaOH(aq) = NaC2H3O2(aq) + H2O(l) =>
HC2H3O2(g) + NaOH(aq) = NaC2H3O2(aq) + H2O(l)
Ba(NO3)2{-} + Na2CO3 = BaCO3 + Na2(NO3)2{-} =>
Ba(NO3)2{-} + Na2CO3 = BaCO3 + Na2(NO3)2{-}
Sn(OH)2 + NaOH = Na[Sn(OH)3] =>
Sn(OH)2 + NaOH = Na[Sn(OH)3]
H2CO3 + HgO = Hg(CO3) + H2O =>
H2CO3 + HgO = Hg(CO3) + H2O
HCl + O2 = H2O + Cl =>
4 HCl + O2 = 2 H2O + 4 Cl
Na4SiO4 + Cu(NO2)3 = NaNO2 + Cu4(SiO4)3 =>
3 Na4SiO4 + 4 Cu(NO2)3 = 12 NaNO2 + Cu4(SiO4)3
H2S + MgF2 = MgS + HF =>
H2S + MgF2 = MgS + 2 HF
Zn + Cu(II)SO4 = Zn(SO4) + Cu(II) =>
Zn + Cu(II)SO4 = Zn(SO4) + Cu(II)
AgI + NH3 = Ag(NH3)2 + I2 =>
2 AgI + 4 NH3 = 2 Ag(NH3)2 + I2
Al(NO3)3 + KOH = Al(OH)3 + KNO3 =>
Al(NO3)3 + 3 KOH = Al(OH)3 + 3 KNO3
Ae + HCe = AeCe3 + H =>
Ae + 3 HCe = AeCe3 + 3 H
Zn(NH3)4(OH)2 + H3PO4 = Zn3(PO4)2 + NH3 + H2O =>
3 Zn(NH3)4(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 12 NH3 + 6 H2O
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Équations équilibrées sur02/11/25
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