| Équations équilibrées la veille |
H2SO4 + K2Cr2O7 + 3 SO2 = Cr2(SO4)3 + H2O + K2(SO4)
FeCl2 + NaNO2 + HCl = NO + NaCl + FeCl3 + Fe(OH)3 =>
3 FeCl2 + 3 NaNO2 + 3 HCl = 3 NO + 3 NaCl + 2 FeCl3 + Fe(OH)3
HNO3 + K(OH) = K(NO3) + H2O =>
HNO3 + K(OH) = K(NO3) + H2O
MoCl4 = MoCl3 + Cl2 =>
2 MoCl4 = 2 MoCl3 + Cl2
HNO2 + H2SO4 = NOHSO4 + H2O =>
HNO2 + H2SO4 = NOHSO4 + H2O
SCl2 + FeCl3 = SCl4 + FeCl2 =>
SCl2 + 2 FeCl3 = SCl4 + 2 FeCl2
RbBr(aq) + CaS(aq) = Rb2S(s) + CaBr2(aq) =>
2 RbBr(aq) + CaS(aq) = Rb2S(s) + CaBr2(aq)
H2SO4 = H2O + O2 + SO2 =>
2 H2SO4 = 2 H2O + O2 + 2 SO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
(N)2(O)5 + (H)2O = HN(O)3 =>
(N)2(O)5 + (H)2O = 2 HN(O)3
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + NaI(aq) =>
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 NaI(aq)
Fe{2+} + Cr2O7{2-} + H{+)} = Fe{3+} + Cr{3+} + H2O =>
6 Fe{2+} + Cr2O7{2-} + 14 H{+)} = 6 Fe{3+} + 2 Cr{3+} + 7 H2O
KMnO4 + H2 = KOH + HMnO3 =>
KMnO4 + H2 = KOH + HMnO3
NO2(g) + H2(g) = NH3(g) + H2O(g) =>
2 NO2(g) + 7 H2(g) = 2 NH3(g) + 4 H2O(g)
C8H8O2 + NaOH = NaC8H7O2 + H2O =>
C8H8O2 + NaOH = NaC8H7O2 + H2O
NaOH + KHSO4 = KSO4Na + H2O =>
NaOH + KHSO4 = KSO4Na + H2O
KFeO2 + HNO3 + H2O = Fe(OH)3 + KNO3 =>
KFeO2 + HNO3 + H2O = Fe(OH)3 + KNO3
HNO2 + OH = NO2 + H3O =>
2 HNO2 + OH = 2 NO2 + H3O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH3 + AlCl3 = NAl + HCl =>
NH3 + AlCl3 = NAl + 3 HCl
C4H4 + O2 = CO2 + H2O =>
C4H4 + 5 O2 = 4 CO2 + 2 H2O
FeSO4 + Sr(NO3)2 = Fe(NO3)2 + SO4Sr =>
FeSO4 + Sr(NO3)2 = Fe(NO3)2 + SO4Sr
HAt + Ni(OH) = At2 + H2O + Ni =>
2 HAt + 2 Ni(OH) = At2 + 2 H2O + 2 Ni
K + I = KI =>
K + I = KI
(N2O3)2 + H2O = HNO2 =>
(N2O3)2 + 2 H2O = 4 HNO2
HCl(aq) + NaOH(aq) = NaH + ClOH =>
HCl(aq) + NaOH(aq) = NaH + ClOH
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
H2SO4 + AgNO3 = Ag2(SO4) + HNO3 =>
H2SO4 + 2 AgNO3 = Ag2(SO4) + 2 HNO3
NaOH + Ca(H2PO4)2 = Na3PO4 + Ca3(PO4)2 + H2O =>
12 NaOH + 3 Ca(H2PO4)2 = 4 Na3PO4 + Ca3(PO4)2 + 12 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
NaPo4 + Zn(No3)2 = Na(No3)2 + ZnPo4 =>
NaPo4 + Zn(No3)2 = Na(No3)2 + ZnPo4
CH3CH2COCl + CH3CH2OH = CH3CH2COOH + CH3CH2Cl =>
CH3CH2COCl + CH3CH2OH = CH3CH2COOH + CH3CH2Cl
Ba(OH)2 + FeCl2 = Fe(OH)2 + BaCl2 =>
Ba(OH)2 + FeCl2 = Fe(OH)2 + BaCl2
CaHPO4 + CaCO3 = Ca10(PO4)6(OH)2 + CO2 + H2O =>
6 CaHPO4 + 4 CaCO3 = Ca10(PO4)6(OH)2 + 4 CO2 + 2 H2O
Fe + HBr(aq) = H2(g) + Fe2Br2(aq) =>
2 Fe + 2 HBr(aq) = H2(g) + Fe2Br2(aq)
NaNO3 + H2O = NaOH + HNO3 =>
NaNO3 + H2O = NaOH + HNO3
HAuCl4 + C6H12O6 = Au + C6H12O6Cl2 + HCl =>
2 HAuCl4 + 3 C6H12O6 = 2 Au + 3 C6H12O6Cl2 + 2 HCl
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
Al2(SO4)3 + K2CO3 = Al2(CO3)3 + K2SO4 =>
Al2(SO4)3 + 3 K2CO3 = Al2(CO3)3 + 3 K2SO4
BiO2 + H2 = Bi + H2O =>
BiO2 + 2 H2 = Bi + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaI + HBr = NaBr + HI =>
NaI + HBr = NaBr + HI
Fe + F2 = Fe5F3 =>
10 Fe + 3 F2 = 2 Fe5F3
NaOH + H2(SO4) = HOH + Na2SO4 =>
2 NaOH + H2(SO4) = 2 HOH + Na2SO4
Mg + Na2O = Na + MgO =>
Mg + Na2O = 2 Na + MgO
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Équations équilibrées sur01/04/25
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