| Équations équilibrées la veille |
3 Fe + 4 Mg3 = 3 FeMg4
CH3COOH + BaOH = (CH3COO)Ba + H2O =>
CH3COOH + BaOH = (CH3COO)Ba + H2O
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
BaCl2(aq) + MnSO4(aq) = MnCl2(aq) + BaSO4(s) =>
BaCl2(aq) + MnSO4(aq) = MnCl2(aq) + BaSO4(s)
ZnCl2 + H2SO3 = ZnSO3 + HCl =>
ZnCl2 + H2SO3 = ZnSO3 + 2 HCl
NaOH + C27H28Br2O5S = Na + CO2 + H2O + S + Br =>
126 NaOH + C27H28Br2O5S = 126 Na + 27 CO2 + 77 H2O + S + 2 Br
H2N2 + C10H16O2 = C10H19O2 + N2 =>
3 H2N2 + 2 C10H16O2 = 2 C10H19O2 + 3 N2
H2SO4 + HI = H2O + I2 + H2S =>
H2SO4 + 8 HI = 4 H2O + 4 I2 + H2S
HBr(aq) + NaOH(aq) = NaBr(aq) + H2O(l) =>
HBr(aq) + NaOH(aq) = NaBr(aq) + H2O(l)
(C8H4O3) + (CH4N2O) + (CuSO4) = (CO2) + (H2O) + (C32H16N8CuSO4) =>
4(C8H4O3) + 4(CH4N2O) + (CuSO4) = 4(CO2) + 8(H2O) + (C32H16N8CuSO4)
H2PO4 + Na = Na3PO4 + H2 =>
H2PO4 + 3 Na = Na3PO4 + H2
Cl2O7 + Al(OH)3 = Al(ClO4)3 + H2O =>
3 Cl2O7 + 2 Al(OH)3 = 2 Al(ClO4)3 + 3 H2O
Cr2O7{2-} + H{+} + C6H12O = Cr{3+} + H2O + C6H10O =>
Cr2O7{2-} + 8 H{+} + 3 C6H12O = 2 Cr{3+} + 7 H2O + 3 C6H10O
UF6 + HCl + H2O = UO2Cl2 + HF =>
UF6 + 2 HCl + 2 H2O = UO2Cl2 + 6 HF
N2O(g) + O2 = NO2 =>
2 N2O(g) + 3 O2 = 4 NO2
NO(g) = N2(g) + O2(g) =>
2 NO(g) = N2(g) + O2(g)
Al2C3 + O2 = Al2O3 + C =>
2 Al2C3 + 3 O2 = 2 Al2O3 + 6 C
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4
K2Cr2O7 + H2SO4 + CH3CH2CH2CH2OH = Cr2(SO4)3 + H2O + CH3CH2CH2CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2CH2CH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CH2CH2CHO + K2SO4
Na2SO3(s) + HCl(l) = NaCl(s) + H2O(l) + SO2(g) =>
Na2SO3(s) + 2 HCl(l) = 2 NaCl(s) + H2O(l) + SO2(g)
CH3OH + Ag2O = CHOO + H2O + Ag =>
2 CH3OH + 5 Ag2O = 2 CHOO + 3 H2O + 10 Ag
C14H2 + O2 = CO2 + H2O =>
2 C14H2 + 29 O2 = 28 CO2 + 2 H2O
Bi(ClO3)5 = BiCl5 + O2 =>
2 Bi(ClO3)5 = 2 BiCl5 + 15 O2
Pb(CH3COO)2 + KNO3 = Pb(NO3)2 + KCH3COO =>
Pb(CH3COO)2 + 2 KNO3 = Pb(NO3)2 + 2 KCH3COO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 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
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C2H3Br + H2O = C2H3OH + HBr =>
C2H3Br + H2O = C2H3OH + HBr
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2 + CO2 + H2O =>
2 KMnO4 + C3H5(OH)3 = K2CO3 + Mn2 + 2 CO2 + 4 H2O
CH3C6H4COOH + CH3OH = CH3C6H4COOCH3 + H2O =>
CH3C6H4COOH + CH3OH = CH3C6H4COOCH3 + H2O
AgCl + KCN + NaOH = Ag + NaCl + KOH + CN =>
AgCl + KCN + NaOH = Ag + NaCl + KOH + CN
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
MnO2 + HC1 = MnC1 + C + H2O =>
MnO2 + 4 HC1 = MnC1 + 3 C + 2 H2O
Fe2O3 + NO = Fe + NO2 =>
Fe2O3 + 3 NO = 2 Fe + 3 NO2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2(SO4) + Ag(NO3) = Ag2(SO4) + Na(NO3) =>
Na2(SO4) + 2 Ag(NO3) = Ag2(SO4) + 2 Na(NO3)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Hg + Na + CH3I = Hg(CH3)2 + NaI =>
Hg + 2 Na + 2 CH3I = Hg(CH3)2 + 2 NaI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NiCl2 + Li2S = LiCl + NiS =>
NiCl2 + Li2S = 2 LiCl + NiS
BaO + As2O5 = Ba3(AsO4)2 = =>
3 BaO + As2O5 = Ba3(AsO4)2
Cl2(g) + LiBr(aq) = Br(aq) + LiCl2(aq) =>
Cl2(g) + LiBr(aq) = Br(aq) + LiCl2(aq)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Zn + S + O2 = ZnSO4 =>
Zn + S + 2 O2 = ZnSO4
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