| Équations équilibrées la veille |
P2O5(s) + 6 KOH(aq) = 2 K3PO4(aq) + 3 H2O(l)
SO2 + NO + H2O + O2 = NOHSO4 =>
4 SO2 + 4 NO + 2 H2O + 3 O2 = 4 NOHSO4
La + H2O = LaOH + H2 =>
2 La + 2 H2O = 2 LaOH + H2
NaHCO3 + HC2HO2 = NaC2H3O2 + H2O + CO2 =>
3 NaHCO3 + 4 HC2HO2 = 3 NaC2H3O2 + H2O + 5 CO2
CuBr2 + NaO = CuO + NaBr2 =>
CuBr2 + NaO = CuO + NaBr2
Cr(OH)3 = Cr + H2O + O2 =>
4 Cr(OH)3 = 4 Cr + 6 H2O + 3 O2
V(OH)3 = H2O + V2O3 =>
2 V(OH)3 = 3 H2O + V2O3
Fe{3+} + S{2-} = Fe2S3 =>
2 Fe{3+} + 3 S{2-} = Fe2S3
Ga + HCIO3 = Ga(CIO3)3 + H2 =>
2 Ga + 6 HCIO3 = 2 Ga(CIO3)3 + 3 H2
NaClO + NH4OH = NCl3 + NaOH + H2O =>
3 NaClO + NH4OH = NCl3 + 3 NaOH + H2O
C5H5N + N2O + OH{-} = CO3{-}2 + H2O + N2 =>
2 C5H5N + 30 N2O + 10 OH{-} = 10 CO3{-}2 + 10 H2O + 31 N2
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
Ag + CuSO4 = Cu2 + Ag2(SO4) =>
4 Ag + 2 CuSO4 = Cu2 + 2 Ag2(SO4)
CoCl2*6H2O + KSCN = K2Co(SCN)4 + KCl + H2O =>
CoCl2*6H2O + 4 KSCN = K2Co(SCN)4 + 2 KCl + 6 H2O
H2S + CO2 = SO3 + H2O + C6H5OH =>
7 H2S + 12 CO2 = 7 SO3 + H2O + 2 C6H5OH
RhO3H3 + HCl = RhCl3 + H2O =>
RhO3H3 + 3 HCl = RhCl3 + 3 H2O
PbSO4(oq) + Na2S(aq) = PbS(s) + Na2SO4(s) =>
PbSO4(oq) + Na2S(aq) = PbS(s) + Na2SO4(s)
Cu(CH3CO2)2*H2O = (CH3CO2)2 + Cu + H2O =>
Cu(CH3CO2)2*H2O = (CH3CO2)2 + Cu + H2O
HOI + H3O = I + H2O = I2 =>
HOI + H3O = I + 2 H2O
Al(s) + NaOH(s) + H2O = NaAl(OH)4(aq) + H2(g) =>
2 Al(s) + 2 NaOH(s) + 6 H2O = 2 NaAl(OH)4(aq) + 3 H2(g)
NH4NO3 + H2SO4 = (NH4)2SO4 + HNO3 =>
2 NH4NO3 + H2SO4 = (NH4)2SO4 + 2 HNO3
H2O = O2 + H1 =>
2 H2O = O2 + 4 H1
H2SO4 + KMnO4 + (COOH)2 = CO2 + K2SO4 + MnSO4 + H2O =>
3 H2SO4 + 2 KMnO4 + 5(COOH)2 = 10 CO2 + K2SO4 + 2 MnSO4 + 8 H2O
CrCl3 + NaOH + Cl2 = Na2CrO3 + NaCl + H2O =>
2 CrCl3 + 12 NaOH + Cl2 = 2 Na2CrO3 + 8 NaCl + 6 H2O
Pt + HNO3 + HCl = H3PtCl6 + NO + H2O =>
Pt + HNO3 + 6 HCl = H3PtCl6 + NO + 2 H2O
C3H6 + KMnO4 + H2O = C3H8O2 + MnO2 + KOH =>
3 C3H6 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 MnO2 + 2 KOH
SrCl2(aq) + Fe2(SO4)3(aq) = SrSO4 + FeCl3 =>
3 SrCl2(aq) + Fe2(SO4)3(aq) = 3 SrSO4 + 2 FeCl3
CoHCl = CoClH =>
CoHCl = CoClH
C34H40N4O7S + O2 = CO2 + H2O + NH3 + S =>
2 C34H40N4O7S + 75 O2 = 68 CO2 + 28 H2O + 8 NH3 + 2 S
Al(NO3)3 + Fe2(CO3)3 = Al2(CO3)3 + Fe(NO3)3 =>
2 Al(NO3)3 + Fe2(CO3)3 = Al2(CO3)3 + 2 Fe(NO3)3
Cr2O7{-2} + H{+} + Cu = Cr{+3} + H2O + Cu2{+} =>
Cr2O7{-2} + 14 H{+} + 12 Cu = 2 Cr{+3} + 7 H2O + 6 Cu2{+}
HCOOH + C4H10O = C5H10O2 + H2O =>
HCOOH + C4H10O = C5H10O2 + H2O
K2FeO4 + HNO3 = Fe(NO3)3 + KNO3 + O2 + H2O =>
4 K2FeO4 + 20 HNO3 = 4 Fe(NO3)3 + 8 KNO3 + 3 O2 + 10 H2O
C3OH + HCl = C3H7OH + Cl =>
C3OH + 7 HCl = C3H7OH + 7 Cl
KMnO4 + H2SO4 + NaNO2 = MnSO4 + NaSO4 + K2SO4 + NO2 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 NaNO2 = 2 MnSO4 + 5 NaSO4 + K2SO4 + 5 NO2 + 8 H2O
NH3 + Na2S + Al = AlS + NaN3 + H =>
6 NH3 + Na2S + Al = AlS + 2 NaN3 + 18 H
Sr + S2 = SrS =>
2 Sr + S2 = 2 SrS
NH3 + HH2CO3 = NH4 + HCO3 =>
2 NH3 + HH2CO3 = 2 NH4 + HCO3
NH3 + H3AsO4 = (NH4)3AsO4 =>
3 NH3 + H3AsO4 = (NH4)3AsO4
Cl2O + PH3 = PCl3 + H2O =>
3 Cl2O + 2 PH3 = 2 PCl3 + 3 H2O
NaOH + Fe(Cl)3 = Fe(OH)3 + NaCl =>
3 NaOH + Fe(Cl)3 = Fe(OH)3 + 3 NaCl
Li + C02 + H2O = Li2HCO3 + H2 =>
4 Li + C02 + 6 H2O = 2 Li2HCO3 + 5 H2
Zn(NO3)2 + LiOH = Li(NO3) + Zn(OH)2 =>
Zn(NO3)2 + 2 LiOH = 2 Li(NO3) + Zn(OH)2
O2 + C3H7O8 = H2O + CO2 =>
3 O2 + 4 C3H7O8 = 14 H2O + 12 CO2
Ca3(PO4)2(s) + SiO2(s) + C = CaSiO3(s) + P4(s) + CO(g) =>
2 Ca3(PO4)2(s) + 6 SiO2(s) + 10 C = 6 CaSiO3(s) + P4(s) + 10 CO(g)
Fe + H2SO4 = Fe2(SO4)H2 =>
2 Fe + H2SO4 = Fe2(SO4)H2
Ba(OH)3 + SO3 = Ba2(SO4)3 + H2O =>
2 Ba(OH)3 + 3 SO3 = Ba2(SO4)3 + 3 H2O
Fe + Cl2 = FeCl3 = =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg + H2SO4 = MgS + H2O + O2 =>
2 Mg + 2 H2SO4 = 2 MgS + 2 H2O + 3 O2
KI + HNO2 = KNO2 + HI =>
KI + HNO2 = KNO2 + HI
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