| Équations équilibrées la veille |
CaCO3 = CaO + CO2
Ba3(PO4)2 + K2(SO4) = Ba(SO4) + K3(PO4) =>
Ba3(PO4)2 + 3 K2(SO4) = 3 Ba(SO4) + 2 K3(PO4)
CoCl2 + F2 = CoF3 + Cl2 =>
2 CoCl2 + 3 F2 = 2 CoF3 + 2 Cl2
*2KOH*H2SO4 = *K2SO4 + H2O =>
*2KOH*H2SO4 = *K2SO4 + 2 H2O
CH3CH(OH)CH3 + Cr2O7{2-} + H{+} = CH3CHOCH3 + Cr{3+} + H2O =>
6 CH3CH(OH)CH3 + Cr2O7{2-} + 8 H{+} = 6 CH3CHOCH3 + 2 Cr{3+} + 7 H2O
K2Cr2O7 = K2O + CrO3 =>
K2Cr2O7 = K2O + 2 CrO3
BaS + KMnO4(aq) = BaMnO4 + KS =>
BaS + KMnO4(aq) = BaMnO4 + KS
Na + O + H2O = NaOH =>
2 Na + O + H2O = 2 NaOH
MnO4{-} + Ag + H{+} = Mn{2-} + Ag{+} + H2O =>
MnO4{-} + 9 Ag + 8 H{+} = Mn{2-} + 9 Ag{+} + 4 H2O
Mg + Pb(C2H3O2)4 = Mg(C2H3O2)2 + Pb =>
2 Mg + Pb(C2H3O2)4 = 2 Mg(C2H3O2)2 + Pb
NH3 + I2 = NH3NI2 + HI =>
4 NH3 + 5 I2 = 2 NH3NI2 + 6 HI
KI + H2SO4 + NaClO4 = I2 + NaCl + KSO4 + H2O =>
4 KI + 4 H2SO4 + NaClO4 = 2 I2 + NaCl + 4 KSO4 + 4 H2O
K3[Al(OH)6] + HI = AlI3 + H2O + KI =>
K3[Al(OH)6] + 6 HI = AlI3 + 6 H2O + 3 KI
HNO3(aq) + Cu(s) = NO2(g) + Cu(NO3)2(aq) + H2O(l) =>
4 HNO3(aq) + Cu(s) = 2 NO2(g) + Cu(NO3)2(aq) + 2 H2O(l)
Li(OH)2 + H3PO4 = Li3(PO4)2 + H2O =>
3 Li(OH)2 + 2 H3PO4 = Li3(PO4)2 + 6 H2O
N2O5 + Na = NaNO3 + NO2 =>
N2O5 + Na = NaNO3 + NO2
C4H5O2 + O2 = CO2 + H2 =>
2 C4H5O2 + 6 O2 = 8 CO2 + 5 H2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
XeFe6 + H2O = XeO3 + HFe =>
XeFe6 + 3 H2O = XeO3 + 6 HFe
Fe(SCN)3 + NaF = FeF3 + Na(SCN) =>
Fe(SCN)3 + 3 NaF = FeF3 + 3 Na(SCN)
I + HNO3 = HIO3 + NO2 + H2O =>
I + 5 HNO3 = HIO3 + 5 NO2 + 2 H2O
Sb + O2 = Sb2O5 =>
4 Sb + 5 O2 = 2 Sb2O5
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
Fe(OH) + HSO4 = FeSO4 + H2O =>
Fe(OH) + HSO4 = FeSO4 + H2O
Fe + Cl = FeCl2 =>
Fe + 2 Cl = FeCl2
HSO4{-} + H2O = H3O{+} + SO4{2-} =>
HSO4{-} + H2O = H3O{+} + SO4{2-}
H2SO3 + Sr(OH)2 = Sr(HSO3)2 + H2O =>
2 H2SO3 + Sr(OH)2 = Sr(HSO3)2 + 2 H2O
NH3 + I2 = NH3NI2 + HI =>
4 NH3 + 5 I2 = 2 NH3NI2 + 6 HI
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Mg3(PO4)2 + Na2O = MgO + Na3(PO4) =>
Mg3(PO4)2 + 3 Na2O = 3 MgO + 2 Na3(PO4)
Bi3 + H2S = BiH2S =>
Bi3 + 3 H2S = 3 BiH2S
Bi(NO3)3 + Na2Sn(OH)3 + NaOH = Bi + NaSn(OH)6 + NaNO3 =>
4 Bi(NO3)3 + 3 Na2Sn(OH)3 + 9 NaOH = 4 Bi + 3 NaSn(OH)6 + 12 NaNO3
BaS + KMnO4(aq) = BaMnO4 + KS =>
BaS + KMnO4(aq) = BaMnO4 + KS
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
Al2(SO4)3 + Sn = Sn(SO4)3 + Al =>
Al2(SO4)3 + Sn = Sn(SO4)3 + 2 Al
CH3CHCH2 + O2 = CO2 + H2O =>
2 CH3CHCH2 + 9 O2 = 6 CO2 + 6 H2O
CuS + HNO3 = CuSO4 + H2O + NO =>
3 CuS + 8 HNO3 = 3 CuSO4 + 4 H2O + 8 NO
Cr + K4[Fe(CN)6] = Cr3[Fe(CN)6] + K =>
3 Cr + K4[Fe(CN)6] = Cr3[Fe(CN)6] + 4 K
CH3COOAg + NH4OH = NH3 + CH3COOH + AgOH =>
CH3COOAg + NH4OH = NH3 + CH3COOH + AgOH
Na2SO3 + CaCl2 = NaCl2 + Ca2SO3 =>
Na2SO3 + 2 CaCl2 = 2 NaCl2 + Ca2SO3
Cr2O3 + Zn = ZnO + Cr3 =>
3 Cr2O3 + 9 Zn = 9 ZnO + 2 Cr3
MnO2 + H2O = Mn + OH =>
MnO2 + 2 H2O = Mn + 4 OH
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
SnCl2 + NH3 = Sn(NH3) + Cl2 =>
SnCl2 + NH3 = Sn(NH3) + Cl2
MnSO4 + KClO3 + KOH = MnO2 + KCl + H2O + K2SO4 =>
3 MnSO4 + KClO3 + 6 KOH = 3 MnO2 + KCl + 3 H2O + 3 K2SO4
CH3COOK + CH3CHBrCH3 = KBrCH3CHOOCH3CCH3 =>
CH3COOK + CH3CHBrCH3 = KBrCH3CHOOCH3CCH3
Ni(OH)2 + H3O = H2O + Ni =>
Ni(OH)2 + 2 H3O = 4 H2O + Ni
CrCl3 = Cr + Cl =>
CrCl3 = Cr + 3 Cl
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
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