| Équations équilibrées la veille |
HClO4 + K(OH)2 = H(OH)2 + KClO4
Cu + HNO3 = CuNO2 + NO3 + H2O =>
Cu + 2 HNO3 = CuNO2 + NO3 + H2O
Al2(SO4)3 + Na2S + H2O = Na2SO4 + H2S + Al(OH3) =>
Al2(SO4)3 + 4 Na2S + 6 H2O = 4 Na2SO4 + 3 H2S + 2 Al(OH3)
NH3 + N = NH3N2 =>
NH3 + 2 N = NH3N2
C7H8 + SO4 = CO2 + SO2 + H2O =>
C7H8 + 9 SO4 = 7 CO2 + 9 SO2 + 4 H2O
KMnO4 + C2H5OH = KOH + CH3COH + MnO2 + H2O =>
2 KMnO4 + 3 C2H5OH = 2 KOH + 3 CH3COH + 2 MnO2 + 2 H2O
HN03 + NaHCO3 = NaN03 + H2O + CO2 =>
HN03 + NaHCO3 = NaN03 + H2O + CO2
H2C4H4O4 + H2O = HC4H4O4 + H3O =>
H2C4H4O4 + H2O = HC4H4O4 + H3O
P + MClO3 + H2O = H3PO4 + MCl =>
6 P + 5 MClO3 + 9 H2O = 6 H3PO4 + 5 MCl
C9H12 + Br2 = C9H11Br + HBr =>
C9H12 + Br2 = C9H11Br + HBr
SO3 + (NH4)2SO3 = (NH4)2SO4 + SO2 =>
SO3 + (NH4)2SO3 = (NH4)2SO4 + SO2
(NH4)3PO4(aq) + Fe(NO3)3(aq) = (NH4)3(NO3)3 + FePO4 =>
(NH4)3PO4(aq) + Fe(NO3)3(aq) = (NH4)3(NO3)3 + FePO4
C4H9I + H2O = C4H9OH + H + I =>
C4H9I + H2O = C4H9OH + H + I
NH2CH2CH2COOH + K2CO3 = NH2CH2CH2COOK + H2CO3 =>
2 NH2CH2CH2COOH + K2CO3 = 2 NH2CH2CH2COOK + H2CO3
NN2 + O2 = N2O =>
4 NN2 + 3 O2 = 6 N2O
CaCl2(H2O)2 = CaCl2 + H2O =>
CaCl2(H2O)2 = CaCl2 + 2 H2O
Al(OH)3 + ZnSO4 = Zn(OH)2 + Al2(SO4)3 =>
2 Al(OH)3 + 3 ZnSO4 = 3 Zn(OH)2 + Al2(SO4)3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
P + HNO3 = H3PO4 + NO + O2 =>
P + 3 HNO3 = H3PO4 + 3 NO + O2
(CH2CH2CO2CH3)2 + H2 = CH3CH2CHO + CH3OH =>
(CH2CH2CO2CH3)2 + 3 H2 = 2 CH3CH2CHO + 2 CH3OH
Pb(OH)2 + SnO2 = PbO + Sn(OH)4 =>
2 Pb(OH)2 + SnO2 = 2 PbO + Sn(OH)4
Na + F2 = NaF2 =>
Na + F2 = NaF2
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
SnO + K2O = K2SnO2 =>
SnO + K2O = K2SnO2
C4H6S2 + O2 = CO2 + H2O + SO2 =>
2 C4H6S2 + 15 O2 = 8 CO2 + 6 H2O + 4 SO2
S + CO2 = C + SO3 =>
2 S + 3 CO2 = 3 C + 2 SO3
ClO{-} + H{+} + Cu = Cl{-} + H2O + Cu{+2} =>
ClO{-} + 2 H{+} + Cu = Cl{-} + H2O + Cu{+2}
Co(NO3)2 + NH3(aq) + (NH4)2CO3 = [Co(NH3)4CO3]NO3 + NH4NO3 + H2O =>
8 Co(NO3)2 + 22 NH3(aq) + 8(NH4)2CO3 = 8[Co(NH3)4CO3]NO3 + 7 NH4NO3 + 3 H2O
Mg + NaF = MgF2 + Na =>
Mg + 2 NaF = MgF2 + 2 Na
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
C4H6S2 + O2 = CO2 + H2O + SO2 =>
2 C4H6S2 + 15 O2 = 8 CO2 + 6 H2O + 4 SO2
Na2CrO4 + Na2S2O4 + NaOH = Cr(OH)3 + Na2SO3 + Na =>
Na2CrO4 + 2 Na2S2O4 + 3 NaOH = Cr(OH)3 + 4 Na2SO3 + Na
H2SO4 + CaCrO4 = CaSO4 + H2CrO4 =>
H2SO4 + CaCrO4 = CaSO4 + H2CrO4
NH3 + H3AsO4 = (NH4)3AsO4 =>
3 NH3 + H3AsO4 = (NH4)3AsO4
CoCO3(s)H2SO4(aq) = CoSO4(aq)CO2(g)H2O(l) =>
CoCO3(s)H2SO4(aq) = CoSO4(aq)CO2(g)H2O(l)
Cr(OH)3 + Na2SO4 = Cr2(SO4)3 + NaOH =>
2 Cr(OH)3 + 3 Na2SO4 = Cr2(SO4)3 + 6 NaOH
K2Cr2O7 + KI + H2O + KCl3 = CrCl3 + I2 + KOH =>
K2Cr2O7 + 10 KI + 7 H2O + 2 KCl3 = 2 CrCl3 + 5 I2 + 14 KOH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Sn + K2CO3 + O2 = K2SnO6 + CO2 =>
2 Sn + 2 K2CO3 + 5 O2 = 2 K2SnO6 + 2 CO2
H3AsO4 + H2O = H3O + H2AsO4 =>
H3AsO4 + H2O = H3O + H2AsO4
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
K2O + Br2 = KBr + O2 =>
2 K2O + 2 Br2 = 4 KBr + O2
NaI + KIO3 = NaIO3 + KI =>
NaI + KIO3 = NaIO3 + KI
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(q) + H2O(l) + NH3(g) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(q) + 2 H2O(l) + 2 NH3(g)
BOH + C20H14O4 = B + H2O + CO2 =>
86 BOH + C20H14O4 = 86 B + 50 H2O + 20 CO2
Zn + KNO2 + KOH + H2O = K2[Zn(OH)4] + NH3 =>
3 Zn + KNO2 + 5 KOH + 5 H2O = 3 K2[Zn(OH)4] + NH3
NH3 + CO2 = NO + H2O + CO =>
2 NH3 + 5 CO2 = 2 NO + 3 H2O + 5 CO
C2O4H2 + KMnO4 = Mn + K2C2O4 + CO2 + H2O =>
8 C2O4H2 + 2 KMnO4 = 2 Mn + K2C2O4 + 14 CO2 + 8 H2O
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