| Équations équilibrées la veille |
H2Ag + O = Ag + H2O
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CO2 + Ba(NO3)2 = BaCO2 + NO3 =>
CO2 + Ba(NO3)2 = BaCO2 + 2 NO3
C7H8 + O2 = CO2 + H2O =>
C7H8 + 9 O2 = 7 CO2 + 4 H2O
Li2O + H3PO4 = H2O + Li3PO4 =>
3 Li2O + 2 H3PO4 = 3 H2O + 2 Li3PO4
NiSO4 + H2O = Ni + O2 + H2SO4 =>
2 NiSO4 + 2 H2O = 2 Ni + O2 + 2 H2SO4
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
K3[Fe(SCN)6] + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO2 + H2O + Na2SO4 + KNO3 =>
K3[Fe(SCN)6] + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO3)3 + 16 Cr2(SO4)3 + 6 CO2 + 58 H2O + 16 Na2SO4 + 3 KNO3
Mg(NO3)2 + ZnCl2 = MgCl2 + Zn(NO3)2 =>
Mg(NO3)2 + ZnCl2 = MgCl2 + Zn(NO3)2
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
NH4F + K2S = (NH4)2S + KF =>
2 NH4F + K2S = (NH4)2S + 2 KF
O3 = O7 =>
7 O3 = 3 O7
Zn(s) + SnCl2(aq) = ZnCl2(aq) + Sn(s) =>
Zn(s) + SnCl2(aq) = ZnCl2(aq) + Sn(s)
Na2SO4 + Cu(NO3)2 = Na2(NO3)2 + CuSO4 =>
Na2SO4 + Cu(NO3)2 = Na2(NO3)2 + CuSO4
Sr(OH)2 + H2SO4 = [Sr(OH)]2SO4 + H2O =>
2 Sr(OH)2 + H2SO4 = [Sr(OH)]2SO4 + 2 H2O
Pb(CH3COO)2 + K2CO3 + H2O = Pb(OH)2 + CO2 + CH3COOK =>
Pb(CH3COO)2 + K2CO3 + H2O = Pb(OH)2 + CO2 + 2 CH3COOK
Ca(OH)2 + MgF2 = Mg(OH)2 + CaF2 =>
Ca(OH)2 + MgF2 = Mg(OH)2 + CaF2
NaSO4{-2} + PbNO3 = PbSO4{-2} + NaNO3 =>
NaSO4{-2} + PbNO3 = PbSO4{-2} + NaNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + HCl = MgCl2 + H2(g) =>
Mg + 2 HCl = MgCl2 + H2(g)
NaOHKCl = OHKNaCl =>
NaOHKCl = OHKNaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
LiOH + Mn2O3 + O2 = LiMn2O4 + H2O =>
4 LiOH + 4 Mn2O3 + O2 = 4 LiMn2O4 + 2 H2O
Ca(NO3)2 + H2 = HNO3 + Ca =>
Ca(NO3)2 + H2 = 2 HNO3 + Ca
CoC2O4*2H2O = CoCO3 + H2O + CO =>
CoC2O4*2H2O = CoCO3 + 2 H2O + CO
H2O + ClO3 + As2S3 = Cl + H2AsO4 + SO4 =>
2 H2O + 6 ClO3 + As2S3 = 6 Cl + 2 H2AsO4 + 3 SO4
KMnO4 + Sr(NO3)2 = KNO3 + Sr(MnO4)2 =>
2 KMnO4 + Sr(NO3)2 = 2 KNO3 + Sr(MnO4)2
KCl + CH3COOH = KCOOH + CH3Cl =>
KCl + CH3COOH = KCOOH + CH3Cl
CuBr2 + K2CrO4 = CuCrO4 + K2Br2 =>
CuBr2 + K2CrO4 = CuCrO4 + K2Br2
Co3O4 + Fe2O3 + Fe + Nb2O5 = Co2FeNbO6 =>
12 Co3O4 + 5 Fe2O3 + 8 Fe + 9 Nb2O5 = 18 Co2FeNbO6
Ba + H2O = BaO + H2 =>
Ba + H2O = BaO + H2
H2O + ClO3 + As2S3 = Cl + H2AsO4 + SO4 =>
2 H2O + 6 ClO3 + As2S3 = 6 Cl + 2 H2AsO4 + 3 SO4
Na(OH) + Cl2 = NaCl2 + NaClO3 + H2O =>
12 Na(OH) + 11 Cl2 = 10 NaCl2 + 2 NaClO3 + 6 H2O
Zn + Hg(NO3)2 = Hg + Zn(NO3)2 =>
Zn + Hg(NO3)2 = Hg + Zn(NO3)2
Ce(OH)3 + O2 + H2O = Ce(OH)4 =>
4 Ce(OH)3 + O2 + 2 H2O = 4 Ce(OH)4
(Cr2O7){-}2 + Au + H{+} = Cr3{+} + Au3{+} + H2O =>
3(Cr2O7){-}2 + 111 Au + 42 H{+} = 2 Cr3{+} + 37 Au3{+} + 21 H2O
MnO4{-} + HSO3{-} + OH{-} = MnO4{2-} + HSO4{-} + H2O =>
2 MnO4{-} + HSO3{-} + 2 OH{-} = 2 MnO4{2-} + HSO4{-} + H2O
Cr + H2SO4 = Cr(SO4) + H2 =>
Cr + H2SO4 = Cr(SO4) + H2
SrCO3 + Al(NO3)3*9H2O + (NH2)2CO = Sr3Al2O6 + H2O + CO2 + N2 =>
3 SrCO3 + 2 Al(NO3)3*9H2O + 5(NH2)2CO = Sr3Al2O6 + 28 H2O + 8 CO2 + 8 N2
CaO + HNO3 = CaOH + NO3 =>
CaO + HNO3 = CaOH + NO3
C12H23OH + O2 = C2H + H2O =>
C12H23OH + 4 O2 = 6 C2H + 9 H2O
C6H14N4O2H2O = NH2CONH2C5H12N2O2 =>
C6H14N4O2H2O = NH2CONH2C5H12N2O2
MgSO + KI = MgI2 + K2SO =>
MgSO + 2 KI = MgI2 + K2SO
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
NaOH + H2SO4 + AgNO3 = Ag2SO4 + NaNO3 + H2O =>
2 NaOH + H2SO4 + 2 AgNO3 = Ag2SO4 + 2 NaNO3 + 2 H2O
C10H8 + H2O = H8 + CO =>
2 C10H8 + 20 H2O = 7 H8 + 20 CO
Sn + Mg(NO3)2 = Sn(NO3) + Mg =>
2 Sn + Mg(NO3)2 = 2 Sn(NO3) + Mg
NaSO4{-2} + PbNO3 = PbSO4{-2} + NaNO3 =>
NaSO4{-2} + PbNO3 = PbSO4{-2} + NaNO3
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