| Équations équilibrées la veille |
4 FeCl2 + O2 + 4 HCl = 4 FeCl3 + 2 H2O
Al2(CO3)3 + H2 = H2CO3 + Al =>
Al2(CO3)3 + 3 H2 = 3 H2CO3 + 2 Al
C4H8N2O3 + O2 = CO2 + H2O + CH4N2O =>
C4H8N2O3 + 3 O2 = 3 CO2 + 2 H2O + CH4N2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(NH4)2Fe(SO4)2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + (NH4)2SO4 + H2O =>
6(NH4)2Fe(SO4)2 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 6(NH4)2SO4 + 7 H2O
Cu2O + HBr = Cu2Br + OH =>
Cu2O + HBr = Cu2Br + OH
BaI + NaCl2 = BaCl2 + NaI =>
BaI + NaCl2 = BaCl2 + NaI
O4 = O5 =>
5 O4 = 4 O5
Ag2O + SO2 = Ag2SO3 =>
Ag2O + SO2 = Ag2SO3
Cu2O + HBr = Cu2Br + OH =>
Cu2O + HBr = Cu2Br + OH
Zn(s) + HCl(aq) = ZnCl2(aq) + H4(g) =>
2 Zn(s) + 4 HCl(aq) = 2 ZnCl2(aq) + H4(g)
C6H14 + H2O = CH4 + CO2 =>
4 C6H14 + 10 H2O = 19 CH4 + 5 CO2
CrCl2 + KMnO4 + H2SO4 = CrCl3 + Cr2(SO4)3 + MnSO4 + KCl + H2O =>
5 CrCl2 + KMnO4 + 4 H2SO4 = 3 CrCl3 + Cr2(SO4)3 + MnSO4 + KCl + 4 H2O
CuINa2S2O3 = CuS2O3Na2I =>
CuINa2S2O3 = CuS2O3Na2I
C2H5BrNaOH = NaBrC2H4H2O =>
C2H5BrNaOH = NaBrC2H4H2O
Ce2O3 + HNO3 = Ce(NO3)3 + H2O =>
Ce2O3 + 6 HNO3 = 2 Ce(NO3)3 + 3 H2O
CH3CH2CH2CHOH + O2 = CO2 + H2O =>
4 CH3CH2CH2CHOH + 23 O2 = 16 CO2 + 18 H2O
Cu2O + HBr = Cu2Br + OH =>
Cu2O + HBr = Cu2Br + OH
CoO3 + CO = Co + CO2 =>
CoO3 + 3 CO = Co + 3 CO2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
CuSO4 + Na2HPO4 = Na2SO4 + Cu3(PO4)2 + NaH2PO4 =>
3 CuSO4 + 4 Na2HPO4 = 3 Na2SO4 + Cu3(PO4)2 + 2 NaH2PO4
Br2 + LiI = LiBr + I2 =>
Br2 + 2 LiI = 2 LiBr + I2
Cr(OH)3 + KNO3 + NaCO3 = Na2CrO4 + K2CrO2 + NO + CO2 + H2O =>
8 Cr(OH)3 + 2 KNO3 + 14 NaCO3 = 7 Na2CrO4 + K2CrO2 + 2 NO + 14 CO2 + 12 H2O
C6H5CHOHCH3 + H2O2 = C6H5COCH3 + H2O =>
C6H5CHOHCH3 + H2O2 = C6H5COCH3 + 2 H2O
C4H4S(l) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
C4H4S(l) + 6 O2(g) = 4 CO2(g) + 2 H2O(l) + SO2(g)
FeCl2 + Fe = Fe2Cl2 =>
FeCl2 + Fe = Fe2Cl2
Zn(OH)2 + NaOH = (NaO)2Zn + H2O =>
Zn(OH)2 + 2 NaOH = (NaO)2Zn + 2 H2O
NH4Cl + Al(NO2)3 = AlCl3 + N2 + H2O =>
3 NH4Cl + Al(NO2)3 = AlCl3 + 3 N2 + 6 H2O
Mg(OH)2 + HCl = MgCl2 + H2O* =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O*
C24H42CaO24CaBr2 = C24H42Br2Ca2O24 =>
C24H42CaO24CaBr2 = C24H42Br2Ca2O24
HNO3(aq) + Ga(OH)3(s) = H2O + Ga(NO3)3 =>
3 HNO3(aq) + Ga(OH)3(s) = 3 H2O + Ga(NO3)3
C6H4(OH)COOH + (CH3CO)2O = CH3COOC6H4COOH =>
11 C6H4(OH)COOH + (CH3CO)2O = 9 CH3COOC6H4COOH
Mg + S = MgS =>
Mg + S = MgS
NH3 + O2 = N2 + H20O =>
40 NH3 + 3 O2 = 20 N2 + 6 H20O
C6H11OH + NaOH = C6H11ONa + H2O =>
C6H11OH + NaOH = C6H11ONa + H2O
LiOH + H3O = Li + H2O =>
LiOH + H3O = Li + 2 H2O
MnO4{-} + NO2{+} + OH{-} = Mn{2+} + NO3 + H2O =>
MnO4{-} + 5 NO2{+} + 2 OH{-} = Mn{2+} + 5 NO3 + H2O
MgCl2 + Fe(OH)3 = FeCl3 + Mg(OH)2 =>
3 MgCl2 + 2 Fe(OH)3 = 2 FeCl3 + 3 Mg(OH)2
Ce2O3 + HNO3 = Ce(NO3)3 + H2O =>
Ce2O3 + 6 HNO3 = 2 Ce(NO3)3 + 3 H2O
Bi2O3 + CO2 = Bi2(CO3)3 =>
Bi2O3 + 3 CO2 = Bi2(CO3)3
HF + Pb(CH3COO)2 = HCH3COO + PbF2 =>
2 HF + Pb(CH3COO)2 = 2 HCH3COO + PbF2
Cu{+} + CN{-} = CuCN =>
Cu{+} + CN{-} = CuCN
Li + ClO2 = LiClO2 =>
Li + ClO2 = LiClO2
K2Cr2O7 + H2SO4 + HCl = K2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2
H2CrO4 + HNO3 + C12H22O11 = Cr(NO3)3 + H2O + CO2 =>
16 H2CrO4 + 48 HNO3 + C12H22O11 = 16 Cr(NO3)3 + 51 H2O + 12 CO2
P2O5 + O2 + H2 = H3PO4 =>
2 P2O5 + 3 O2 + 6 H2 = 4 H3PO4
Al(NO3)3 + KCl = KNO3 + AlCl3 =>
Al(NO3)3 + 3 KCl = 3 KNO3 + AlCl3
Fe2O3 + HBr = Fe2Br + Br2 + H2O =>
2 Fe2O3 + 12 HBr = 2 Fe2Br + 5 Br2 + 6 H2O
P4 + Cl2 = P2Cl4 =>
P4 + 4 Cl2 = 2 P2Cl4
Ca(OH)2 + SO2 = CaSO4 + H2 =>
Ca(OH)2 + SO2 = CaSO4 + H2
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