| Équations équilibrées la veille |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
ZnCo2O4 + Mn = ZnO + MnCo2O3 =>
ZnCo2O4 + Mn = ZnO + MnCo2O3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
MgHCO3 + MnO2 + H2SO4 = CO2 + H2O + MgSO4 + MnSO4 =>
2 MgHCO3 + MnO2 + 3 H2SO4 = 2 CO2 + 4 H2O + 2 MgSO4 + MnSO4
HClO4(aq) + H2O(l) = H3ClO4 + O2 =>
2 HClO4(aq) + 2 H2O(l) = 2 H3ClO4 + O2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
NH2CH2COOH + CH3NH2 = NH2CH2COOCH3NH3 =>
NH2CH2COOH + CH3NH2 = NH2CH2COOCH3NH3
PbCl + NaI = PbI + NaCl =>
PbCl + NaI = PbI + NaCl
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Ca2 + CuSO4 = Cu + CaSO4 =>
Ca2 + 2 CuSO4 = 2 Cu + 2 CaSO4
BaO + P2O5 = BaP2 + O =>
BaO + P2O5 = BaP2 + 6 O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Al + Br = AlBr =>
Al + Br = AlBr
Br2 + Fl2 = Br3Fl4 =>
3 Br2 + 4 Fl2 = 2 Br3Fl4
CH3CH2OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO + H2O =>
4 CH3CH2OH + 6 KMnO4 + 9 H2SO4 = 8 CO2 + 6 MnSO4 + 3 K2SO + 21 H2O
Sc + HI = ScHI =>
Sc + HI = ScHI
FeO + CO = FeC + O2 =>
FeO + CO = FeC + O2
Cd(No3)2 + NaOH = Cd(OH)2 + NaNo3 =>
Cd(No3)2 + 2 NaOH = Cd(OH)2 + 2 NaNo3
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
KMnO4 + HCl = Cl2 + H2O + KCl + MnCl2 =>
2 KMnO4 + 16 HCl = 5 Cl2 + 8 H2O + 2 KCl + 2 MnCl2
AlBr3 + Sr(OH)2 = Al(OH)2 + SrBr3 =>
AlBr3 + Sr(OH)2 = Al(OH)2 + SrBr3
K + Mg(NO3)2 = Mg + K(NO3) =>
2 K + Mg(NO3)2 = Mg + 2 K(NO3)
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
SnCl2 + O2 = SnO + ClO =>
2 SnCl2 + 3 O2 = 2 SnO + 4 ClO
CH4 + Cr2O7{2-} + H{+} = CO2 + Cr{3} + H2O =>
3 CH4 + 4 Cr2O7{2-} + 32 H{+} = 3 CO2 + 8 Cr{3} + 22 H2O
C9H3N3O4 = CO + N2 + H2 + C =>
2 C9H3N3O4 = 8 CO + 3 N2 + 3 H2 + 10 C
Si + N2 = SiN2 =>
Si + N2 = SiN2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
H{+} + SO42{-} + C6H6 = CO2 + H2S + H2O =>
6 H{+} + 6 SO42{-} + 17 C6H6 = 102 CO2 + 6 H2S + 48 H2O
FeCl2(s) + Cl2(g) = FeCl3(s) =>
2 FeCl2(s) + Cl2(g) = 2 FeCl3(s)
H2SO3(aq) + LiOH(aq) = H2O(l) + Li2SO3 =>
H2SO3(aq) + 2 LiOH(aq) = 2 H2O(l) + Li2SO3
Ba(MnO4)2 = BaMnO4 + MnO2 + O2 =>
Ba(MnO4)2 = BaMnO4 + MnO2 + O2
[Ag(NH3)2](NO3) + NaOH = Ag2O + NH3 + NaNO3 + H2O =>
2[Ag(NH3)2](NO3) + 2 NaOH = Ag2O + 4 NH3 + 2 NaNO3 + H2O
SO2 + KMnO4 = MnSO4 + K2SO4 + SO4 =>
4 SO2 + 2 KMnO4 = 2 MnSO4 + K2SO4 + SO4
HNO3 + NaSCN = HSCN + NO3Na =>
HNO3 + NaSCN = HSCN + NO3Na
CoSO4 + NaOH + Br2 = CoO3 + Na2SO4 + NaBr + H2O =>
CoSO4 + 6 NaOH + 2 Br2 = CoO3 + Na2SO4 + 4 NaBr + 3 H2O
CH3OH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + HCOOH + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 5 HCOOH + 11 H2O
KMnO4(aq) + Na2SO3(k) + H2O(s) = MnO2(k) + Na2SO4(aq) + KOH(aq) =>
2 KMnO4(aq) + 3 Na2SO3(k) + H2O(s) = 2 MnO2(k) + 3 Na2SO4(aq) + 2 KOH(aq)
Cd + Al(NO3)3 = Cd(NO3)2 + Al =>
3 Cd + 2 Al(NO3)3 = 3 Cd(NO3)2 + 2 Al
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
CaSO3 + HCl = CaCl2 + H2O + SO2 =>
CaSO3 + 2 HCl = CaCl2 + H2O + SO2
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Équations équilibrées sur01/05/25
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