| Équations équilibrées la veille |
C3H6O + 5 O = 3 H2O + 3 CO
Al2(S2O3)3 + Ca3(Fe(CN)6)2 = AlFe(CN)6 + CaS2O3 =>
Al2(S2O3)3 + Ca3(Fe(CN)6)2 = 2 AlFe(CN)6 + 3 CaS2O3
CaCO3 + NaNO3 + HNO3 = Ca(NO3)2 + NaHCO3 =>
CaCO3 + NaNO3 + HNO3 = Ca(NO3)2 + NaHCO3
HCO2H + NH3 = NH4CO2H =>
HCO2H + NH3 = NH4CO2H
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C6H4(OH)2(aq) = C6H4O2(aq) + H2(g) =>
C6H4(OH)2(aq) = C6H4O2(aq) + H2(g)
Ag(s)CuSO4(aq) = Cu(s)AgSO4(aq) =>
Ag(s)CuSO4(aq) = Cu(s)AgSO4(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SeCl6 + S = SeS3 + Cl2 =>
SeCl6 + 3 S = SeS3 + 3 Cl2
S8 + K3P = K2S + P4 =>
3 S8 + 16 K3P = 24 K2S + 4 P4
PbO2 + N2 = PbN + O2 =>
2 PbO2 + N2 = 2 PbN + 2 O2
MnO2 + KCIO3 + KOH = KMnO4 + KCI + H2O =>
2 MnO2 + KCIO3 + 2 KOH = 2 KMnO4 + KCI + H2O
Co2 + O = CoO2 =>
Co2 + 4 O = 2 CoO2
Al(OH)3 + H2SO4 + (NH4)2SO4 + H2O = (NH4)Al(SO4)2*12H2O =>
2 Al(OH)3 + 3 H2SO4 + (NH4)2SO4 + 18 H2O = 2(NH4)Al(SO4)2*12H2O
O{-2} = O2 + {-} =>
2 O{-2} = O2 + 4e
SrO + KClO4 = KCl + SrO2 =>
4 SrO + KClO4 = KCl + 4 SrO2
H2SO4 + HI = HS2 + I2 + HOH =>
4 H2SO4 + 26 HI = 2 HS2 + 13 I2 + 16 HOH
B3 + F = BF3 =>
B3 + 9 F = 3 BF3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuBr + Na2S = Cu2S + NaBr =>
2 CuBr + Na2S = Cu2S + 2 NaBr
Sr(No3)2 + Na2Co3 = Sr(Co3) + Na2(No3)2 =>
Sr(No3)2 + Na2Co3 = Sr(Co3) + Na2(No3)2
NH3 + AgOCN + H2O = NH4(NCO) + AgOH =>
NH3 + AgOCN + H2O = NH4(NCO) + AgOH
KHP + Ba(OH)2 = H2O + K2P + Ba2P2 =>
4 KHP + 2 Ba(OH)2 = 4 H2O + 2 K2P + Ba2P2
CH3CHOHCOOH + C2H5OH = CH3CHOHCOC2H5 + H2O =>
4 CH3CHOHCOOH + 9 C2H5OH = 6 CH3CHOHCOC2H5 + 9 H2O
NaClO3 + KCl + H2O = Cl2 + KOH + NaOH =>
NaClO3 + 5 KCl + 3 H2O = 3 Cl2 + 5 KOH + NaOH
CH4 + ZrO2 = CO + H2 + Zr =>
2 CH4 + ZrO2 = 2 CO + 4 H2 + Zr
CH3CO2H(aq) + Na2CO3 = C2H3NaO2 + CO2 + H2O =>
2 CH3CO2H(aq) + Na2CO3 = 2 C2H3NaO2 + CO2 + H2O
C2H6OH7 + O2 = C19O2 + H2O88 =>
38 C2H6OH7 + 10853 O2 = 4 C19O2 + 247 H2O88
H2SO4 + HBrO + KI = K2SO4 + KBr + I2 + H2O =>
H2SO4 + 2 HBrO + 4 KI = K2SO4 + 2 KBr + 2 I2 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuNO3 + NaOH = NaNO3OHCu =>
CuNO3 + NaOH = NaNO3OHCu
HF + H = H2F =>
HF + H = H2F
HBr + KHCO3 = H2CO3 + KBr =>
HBr + KHCO3 = H2CO3 + KBr
Cu(s) + Br2(l) = CuBr =>
2 Cu(s) + Br2(l) = 2 CuBr
Na2S + CdSO4 = Na2(SO4)2 + Cd2S =>
Na2S + 2 CdSO4 = Na2(SO4)2 + Cd2S
KMnO4 + H2SO4 + C2H2O4 = CO2 + H2O + MnSO4 + KSO4 =>
KMnO4 + 2 H2SO4 + 2 C2H2O4 = 4 CO2 + 4 H2O + MnSO4 + KSO4
Cu + HClO2 = Cu(ClO2)2 + H2 =>
Cu + 2 HClO2 = Cu(ClO2)2 + H2
K2Cr2O7(aq) + C6H12O6(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + CO2(g) + H2O(l) =>
4 K2Cr2O7(aq) + C6H12O6(aq) + 16 H2SO4(aq) = 4 Cr2(SO4)3(aq) + 4 K2SO4(aq) + 6 CO2(g) + 22 H2O(l)
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
(d)NH3(g) + O2(g) = NO(g) + H2O(g) =>
4(d)NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Na2S2O8 + H2O + Na2SO3 = SO4{2-} + H{+} + Na{+} =>
Na2S2O8 + H2O + Na2SO3 = 3 SO4{2-} + 2 H{+} + 4 Na{+}
[Ag(NH3)2]OH + Na = Ag + NH3 + NaOH =>
[Ag(NH3)2]OH + Na = Ag + 2 NH3 + NaOH
BF3 + LiH = LiBH4 + LiF =>
BF3 + 4 LiH = LiBH4 + 3 LiF
NaI + Pb(OH)2 = PbI2 + NaOH =>
2 NaI + Pb(OH)2 = PbI2 + 2 NaOH
AgNO3(aq) + MnSO4(aq) = AgSO4 + MnNO3 =>
AgNO3(aq) + MnSO4(aq) = AgSO4 + MnNO3
Mg + Hg(NO3)2 = Hg2 + Mg(NO3)2 =>
2 Mg + 2 Hg(NO3)2 = Hg2 + 2 Mg(NO3)2
NCCN + O2 = N2 + CO2 =>
NCCN + 2 O2 = N2 + 2 CO2
PB(NO3)2 + NaCl = PBCl2 + Na(NO3) =>
PB(NO3)2 + 2 NaCl = PBCl2 + 2 Na(NO3)
C5H12O + CH3CO2H = C7H14O + H2O =>
12 C5H12O + 5 CH3CO2H = 10 C7H14O + 12 H2O
Cu2O + Cu2S = Cu + SO2(t) =>
2 Cu2O + Cu2S = 6 Cu + SO2(t)
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