| Équations équilibrées la veille |
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
PbCl2 + AgNo3 = Pb(No3)2 + AgCl =>
PbCl2 + 2 AgNo3 = Pb(No3)2 + 2 AgCl
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
CuSO4 + KCN = Cu(CN)2 + K2SO4 =>
CuSO4 + 2 KCN = Cu(CN)2 + K2SO4
PbI2 + H2O = PbO + HI =>
PbI2 + H2O = PbO + 2 HI
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
HF + Co(ClO4)3 = HClO4 + CoF3 =>
3 HF + Co(ClO4)3 = 3 HClO4 + CoF3
PbO2(s)C(s) = Pb(s)CO2(g) =>
PbO2(s)C(s) = Pb(s)CO2(g)
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
PbO2H2SO3 = PbSO4H2O =>
PbO2H2SO3 = PbSO4H2O
Na2CrO4 + NaCl + H2SO4 = CrO2Cl2 + Na2SO4 + H2O =>
Na2CrO4 + 2 NaCl + 2 H2SO4 = CrO2Cl2 + 2 Na2SO4 + 2 H2O
Al(NO3)3 + (NH2)2CO = Al2O3 + N2 + CO2 + H2O =>
2 Al(NO3)3 + 5(NH2)2CO = Al2O3 + 8 N2 + 5 CO2 + 10 H2O
Zn + HCl = Zn2HCl =>
2 Zn + HCl = Zn2HCl
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
K + H2PO4 = K3PO4 + H2 =>
3 K + H2PO4 = K3PO4 + H2
PoO2H2O = H2PoO3 =>
PoO2H2O = H2PoO3
HPO4{2-} + H2O = H3O{+} + PO4{3-} =>
HPO4{2-} + H2O = H3O{+} + PO4{3-}
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CaO(s)CO2(g) = CaCO3(s) =>
CaO(s)CO2(g) = CaCO3(s)
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C5H12 + CuO = CO2 + H2O + Cu =>
C5H12 + 16 CuO = 5 CO2 + 6 H2O + 16 Cu
AlCl + NaOH = NaCl + Al(OH) =>
AlCl + NaOH = NaCl + Al(OH)
Cs2O + HCl = CsCl + H2O =>
Cs2O + 2 HCl = 2 CsCl + H2O
(NH4)2SO4 + Ba = BaSO4 + NH4 =>
(NH4)2SO4 + Ba = BaSO4 + 2 NH4
RbBr(aq)AgNo3(aq) = AgBr(cr)RbNo3(aq) =>
RbBr(aq)AgNo3(aq) = AgBr(cr)RbNo3(aq)
RbOH + Cu(NO3)2 = Rb(NO3) + Cu(OH)2 =>
2 RbOH + Cu(NO3)2 = 2 Rb(NO3) + Cu(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
S + NaNO3 + NaOH = Na2SO4 + NaNO2 + H2O =>
S + 3 NaNO3 + 2 NaOH = Na2SO4 + 3 NaNO2 + H2O
BeSO3 + H2O = Be(OH)2 + H2SO3 =>
BeSO3 + 2 H2O = Be(OH)2 + H2SO3
SH2OHClO3 = H2SO4HCl =>
SH2OHClO3 = H2SO4HCl
C3H8O3 + HNO3 = C3N3H5O9 + H2O =>
C3H8O3 + 3 HNO3 = C3N3H5O9 + 3 H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
CO3{2-} = CO2 + O2 + {-} =>
2 CO3{2-} = 2 CO2 + O2 + 4e
KIO3 + H2SO4 = K2SO4 + H2O + I2 + O2 =>
4 KIO3 + 2 H2SO4 = 2 K2SO4 + 2 H2O + 2 I2 + 5 O2
H{+} + MnO4{-} + H2C2O4{-} = Mn2{+} + H2O + CO2 =>
22 H{+} + 6 MnO4{-} + 13 H2C2O4{-} = 3 Mn2{+} + 24 H2O + 26 CO2
AgNO3(aq) + Na3PO4(aq) = Ag3PO4 + NaNO3 =>
3 AgNO3(aq) + Na3PO4(aq) = Ag3PO4 + 3 NaNO3
C6H5NH2 + H2SO4 = C6H5NH3HSO4 =>
C6H5NH2 + H2SO4 = C6H5NH3HSO4
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
CH + O2 = C2H6O + CO2 =>
12 CH + 9 O2 = 2 C2H6O + 8 CO2
CH3CH2OH + I2 + NaOH = CHI3 + HCOONa + HI =>
CH3CH2OH + 4 I2 + NaOH = CHI3 + HCOONa + 5 HI
C12H22O11Ca(OH)2 = CaOC12H22O11H2O =>
C12H22O11Ca(OH)2 = CaOC12H22O11H2O
Ca(OH)2(ac) + HBr(ac) = CaBr2(ac) + H2O(l) =>
Ca(OH)2(ac) + 2 HBr(ac) = CaBr2(ac) + 2 H2O(l)
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Ni2Cl2 + Ba(OH)2 = NiOH + BaCl2 =>
Ni2Cl2 + Ba(OH)2 = 2 NiOH + BaCl2
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