| Équations équilibrées la veille |
NaVO3 + 3 H2SO4 + 2 SnCl2 = VSO4 + NaSO4 + SnCl4 + 3 H2O + SnSO4
CaCl2(aq) + Na2C2O4(aq) = CaC2O4 + NaCl =>
CaCl2(aq) + Na2C2O4(aq) = CaC2O4 + 2 NaCl
NaOH + H2SO4 = Na2SO4 + H2O = =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al + Fe{2} = Fe + Al{3} =>
2 Al + 3 Fe{2} = 3 Fe + 2 Al{3}
NaMnO4 + H2SO4 = Na2SO4 + HMnO4 =>
2 NaMnO4 + H2SO4 = Na2SO4 + 2 HMnO4
NH3(g) + F2(g) = N2F4(g) + HF(g) =>
2 NH3(g) + 5 F2(g) = N2F4(g) + 6 HF(g)
Mg(No3)2 + KNo3 = KMg + No3 =>
Mg(No3)2 + KNo3 = KMg + 3 No3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
NaI = Na(s)I(s) =>
NaI = Na(s)I(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C3H7Br + KOH = C3H6 + KBr + H2O =>
C3H7Br + KOH = C3H6 + KBr + H2O
NO + KClO3 + KOH = KNO3 + Cl2 + H2O =>
10 NO + 6 KClO3 + 4 KOH = 10 KNO3 + 3 Cl2 + 2 H2O
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
FeO(s) + Cl2(g) = FeCl2(s) + O2(g) =>
2 FeO(s) + 2 Cl2(g) = 2 FeCl2(s) + O2(g)
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaOH + KC8H5O4 = H2O + C8H4O4 + K + Na =>
NaOH + KC8H5O4 = H2O + C8H4O4 + K + Na
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
Sc + Ge = ScGe =>
Sc + Ge = ScGe
Cr2O3 + KClO4 + KOH = K2CrO4 + KCl + H2O =>
4 Cr2O3 + 3 KClO4 + 16 KOH = 8 K2CrO4 + 3 KCl + 8 H2O
Sc + Ge = ScGe =>
Sc + Ge = ScGe
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NiCl2 + Hg2(NO3)2 = Ni(NO3)2 + Hg2Cl2 =>
NiCl2 + Hg2(NO3)2 = Ni(NO3)2 + Hg2Cl2
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb + NaOH + H2O = Na2[Pb(OH)4] + H2 =>
Pb + 2 NaOH + 2 H2O = Na2[Pb(OH)4] + H2
H3Po4 + Ca(No3)2 = Ca3(Po4)2 + HNo3 =>
2 H3Po4 + 3 Ca(No3)2 = Ca3(Po4)2 + 6 HNo3
Cr + H3PO4 = P2O3 + CrPO4 + H2O =>
4 Cr + 10 H3PO4 = 3 P2O3 + 4 CrPO4 + 15 H2O
NiCl2 + KOH = Ni(OH)2 + KCl =>
NiCl2 + 2 KOH = Ni(OH)2 + 2 KCl
K2CO3 + FeSO4 = FeCO3 + K2SO4 =>
K2CO3 + FeSO4 = FeCO3 + K2SO4
P + I = PI3 =>
P + 3 I = PI3
SO2 + KMnO4 + H2O = H2SO4 + K2SO4 + MnSO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = 2 H2SO4 + K2SO4 + 2 MnSO4
CH3Br + NH3 = CH3NH3Br =>
CH3Br + NH3 = CH3NH3Br
AgBrO3 + Br2 + H2O = AgBr + HBrO3 =>
5 AgBrO3 + 3 Br2 + 3 H2O = 5 AgBr + 6 HBrO3
NH3 + Ag2H2CO6 = HNO3 + Ag + H2O + CH4 =>
7 NH3 + 4 Ag2H2CO6 = 7 HNO3 + 8 Ag + 3 H2O + 4 CH4
H2O + Br2 = O2 + H{+} + Br{-} =>
2 H2O + 2 Br2 = O2 + 4 H{+} + 4 Br{-}
Na[Cr(OH)4] + NaOH + NaClO = NaCl + Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 2 NaOH + 3 NaClO = 3 NaCl + 2 Na2CrO4 + 5 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2CO3 + HCl = H3O + Cl + CO2 =>
H2CO3 + HCl = H3O + Cl + CO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al(OH)2Cl + H2SO4 = Al(HSO4)3 + HCl + H2O =>
Al(OH)2Cl + 3 H2SO4 = Al(HSO4)3 + HCl + 2 H2O
HBr + CsOH = HBrCsOH =>
HBr + CsOH = HBrCsOH
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Équations équilibrées sur12/17/24
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