| Équations équilibrées la veille |
3 Zn(HSO4)2 + 2 Fe(HCO3)3 = 3 Zn(HCO3)2 + 2 Fe(HSO4)3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C6H12(g) + O2(g) = CO2 + H2O =>
C6H12(g) + 9 O2(g) = 6 CO2 + 6 H2O
NaBH4 + CH3CH2CHOCH2CH3 = NaCH2CH3 + CH3CH2CHOBH4 =>
NaBH4 + CH3CH2CHOCH2CH3 = NaCH2CH3 + CH3CH2CHOBH4
Co2S3 + O2 = Co2O3 + SO2 =>
2 Co2S3 + 9 O2 = 2 Co2O3 + 6 SO2
O11 + P7 = P19O17 =>
119 O11 + 209 P7 = 77 P19O17
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Co + KNO2 = K3Co(NO2)6 + K =>
Co + 6 KNO2 = K3Co(NO2)6 + 3 K
Pt(NH3)4Cl4 + H2O = [Pt(NH3)4(H2O)4]Cl4 =>
Pt(NH3)4Cl4 + 4 H2O = [Pt(NH3)4(H2O)4]Cl4
SO2 + NaOH = Na2SO3*H2O =>
SO2 + 2 NaOH = Na2SO3*H2O
V2O5 + HCl = V2Cl + HO5 =>
V2O5 + HCl = V2Cl + HO5
Sr + S = SrS =>
Sr + S = SrS
AlK(SO4)2(s) + H2O(l) = K(aq) + Al(aq) + OH(aq) + SO4(aq)H(aq) =>
AlK(SO4)2(s) + 2 H2O(l) = K(aq) + Al(aq) + 2 OH(aq) + 2 SO4(aq)H(aq)
KMnO4 + H2SO4 + C2O4H2 = KSMn + CO2 + H2O =>
KMnO4 + H2SO4 + 7 C2O4H2 = KSMn + 14 CO2 + 8 H2O
HNO3 + H2O = NH3 + O2 =>
HNO3 + H2O = NH3 + 2 O2
Li2SO4*H2O + K2SO4 = LiKSO4 + H2O =>
Li2SO4*H2O + K2SO4 = 2 LiKSO4 + H2O
MoCl5 + KNO3 + KOH = K2MoO4 + KNO2 + KCl + H2O =>
2 MoCl5 + KNO3 + 14 KOH = 2 K2MoO4 + KNO2 + 10 KCl + 7 H2O
Na2O2 + NaBr + H2SO4 = Br2 + Na2SO4 + H2O =>
Na2O2 + 2 NaBr + 2 H2SO4 = Br2 + 2 Na2SO4 + 2 H2O
CuSO4 + BaCl2 = BaSO4 + CuCl2 =>
CuSO4 + BaCl2 = BaSO4 + CuCl2
CaSO4 + H2CO3 = CaCO3 + H2SO4 =>
CaSO4 + H2CO3 = CaCO3 + H2SO4
Pb(NO3)2 + Na + L = PbL2 + NaNO3 =>
Pb(NO3)2 + 2 Na + 2 L = PbL2 + 2 NaNO3
CuSO4 + H2O = H2SO4 + Cu + O =>
CuSO4 + H2O = H2SO4 + Cu + O
Fe(CH3COO)3 + K2CO3 = Fe2(CO3)3 + KCH3COO =>
2 Fe(CH3COO)3 + 3 K2CO3 = Fe2(CO3)3 + 6 KCH3COO
CoSO4 + Na2SiO3 = CoSiO3 + Na2SO4 =>
CoSO4 + Na2SiO3 = CoSiO3 + Na2SO4
SiO2 + H2F2 = SiF4 + H2O =>
SiO2 + 2 H2F2 = SiF4 + 2 H2O
NaHCO3 + H3C5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + 2 H3C5O7 = 7 CO2 + 2 H2O + Na3C6H5O7
NH4ClO4 + H2O = NH4OH + HClO4 =>
NH4ClO4 + H2O = NH4OH + HClO4
Sr(OH)2 + P2O5 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + P2O5 = Sr3(PO4)2 + 3 H2O
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
BaSO4 + HI = BaI2 + H2SO4 =>
BaSO4 + 2 HI = BaI2 + H2SO4
K2CO3 + C3H7COOH = CO2 + H2O + C3H7COOK =>
K2CO3 + 2 C3H7COOH = CO2 + H2O + 2 C3H7COOK
Ca(OH)2 = CaO + H2O =>
Ca(OH)2 = CaO + H2O
La(NO3)2 + NaOH = La(OH)2 + NaNO3 =>
La(NO3)2 + 2 NaOH = La(OH)2 + 2 NaNO3
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
AgCl + Br2 = AgClBr2 =>
AgCl + Br2 = AgClBr2
KOH + H3PO4 = K3PO4 + H2O = =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C2H8O7P2 + NaOH = C2H4Na4O7P2 + H2O =>
C2H8O7P2 + 4 NaOH = C2H4Na4O7P2 + 4 H2O
Cr2O7{2-} + Cu + H{+} = Cr3{+} + Cu{2+} + H2O =>
3 Cr2O7{2-} + 17 Cu + 42 H{+} = 2 Cr3{+} + 17 Cu{2+} + 21 H2O
I2 + OH{-} = IO2{-} + I{-} + H2O =>
2 I2 + 4 OH{-} = IO2{-} + 3 I{-} + 2 H2O
H2O + C6H4BrNH2 = OH + C6H4BrNH3 =>
H2O + C6H4BrNH2 = OH + C6H4BrNH3
CrI3 + Cl2 + OH{-} = CrO42{-} + IO4{-} + Cl{-} + H2O =>
CrI3 + 52 Cl2 + 108 OH{-} = CrO42{-} + 3 IO4{-} + 104 Cl{-} + 54 H2O
CH2CH2 + Br2 = BrCH2CH2Br =>
CH2CH2 + Br2 = BrCH2CH2Br
Na2S2O5 + H2SO4 = NaHSO4 + SO2 + H2O =>
Na2S2O5 + 2 H2SO4 = 2 NaHSO4 + 2 SO2 + H2O
Ag(s) + S8(g) = Ag2S(s) =>
16 Ag(s) + S8(g) = 8 Ag2S(s)
C6H13OH + O2 = CO2 + H2O =>
C6H13OH + 9 O2 = 6 CO2 + 7 H2O
H3AsO4 + K2Cr2O7 + KSCN = CrAsO4 + K3AsO4 + SO3 + CO2 + N2 + H2O =>
94 H3AsO4 + 33 K2Cr2O7 + 18 KSCN = 66 CrAsO4 + 28 K3AsO4 + 18 SO3 + 18 CO2 + 9 N2 + 141 H2O
Fe2S3 + H2SO4 = Fe2(SO4)3 + H2S =>
Fe2S3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2S
CuSO4 + NaHCO3 = Cu(CO3)2 + Na2SO4 + H =>
CuSO4 + 2 NaHCO3 = Cu(CO3)2 + Na2SO4 + 2 H
Cu(Br)2 + NaOH = Cu(OH)2 + NaBr =>
Cu(Br)2 + 2 NaOH = Cu(OH)2 + 2 NaBr
U + I = UI4 =>
U + 4 I = UI4
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