| Équations équilibrées la veille |
CuSO4 + 2 NH4OH = (NH4)2SO4 + Cu(OH)2
SnCl2 + Cu = CuCl2 + Sn =>
SnCl2 + Cu = CuCl2 + Sn
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Ca(s) + MgSO4 = CaSO4 + Mg =>
Ca(s) + MgSO4 = CaSO4 + Mg
Cr2O6 + H2O = Cr(OH)6 =>
Cr2O6 + 6 H2O = 2 Cr(OH)6
SiO2 + NaOH = (Na2O)SiO2 + H2O =>
SiO2 + 2 NaOH = (Na2O)SiO2 + H2O
H2SO2 + Cu(OH)2 = Cu2(SO2)2 + H2O =>
2 H2SO2 + 2 Cu(OH)2 = Cu2(SO2)2 + 4 H2O
Li2O + As2O5 + VO2 = LiVOAsO4 =>
Li2O + As2O5 + 2 VO2 = 2 LiVOAsO4
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2 + Zn =>
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2 + Zn
C31H36ClN3O5 + H2 = C15H25N3O + HCl + C7H8 + CO2 =>
C31H36ClN3O5 + 3 H2 = C15H25N3O + HCl + 2 C7H8 + 2 CO2
CrBr3 + Na2CO3 = Cr2(CO3)3 + NaBr =>
2 CrBr3 + 3 Na2CO3 = Cr2(CO3)3 + 6 NaBr
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
H2SO4 + KOH = KHSO4 + HOH =>
H2SO4 + KOH = KHSO4 + HOH
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
XeF6 + H2O1 = XeO3 + HF =>
XeF6 + 3 H2O1 = XeO3 + 6 HF
KI(aq) + Cu(NO3)2(aq) = Cu(s) + I2(aq) + KNO3(aq) =>
2 KI(aq) + Cu(NO3)2(aq) = Cu(s) + I2(aq) + 2 KNO3(aq)
H2PO3 + Fe(OH)2 = FePO3 + H2O =>
H2PO3 + Fe(OH)2 = FePO3 + 2 H2O
Al2(SO4)3 + Na2S = Al2(S)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2S = Al2(S)3 + 3 Na2SO4
H2S(g) + SO2(g) = S8(s) + H2OH2 =>
32 H2S(g) + 8 SO2(g) = 5 S8(s) + 16 H2OH2
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
OsO4 = O2 + Os =>
OsO4 = 2 O2 + Os
BrLiI = LiBrI =>
BrLiI = LiBrI
C7H7NO2 + NH2OH = C7H7NH2 + N2 + H2O =>
C7H7NO2 + 6 NH2OH = C7H7NH2 + 3 N2 + 8 H2O
CrCl3 = Cr + Cl2 =>
2 CrCl3 = 2 Cr + 3 Cl2
CH3Li + C9H18O + H2O = LiOH + C10H22O =>
CH3Li + C9H18O + H2O = LiOH + C10H22O
Pb(OAc)2 + KI = PbI + K(OAc)2 =>
Pb(OAc)2 + KI = PbI + K(OAc)2
HS + O = HSO =>
HS + O = HSO
CH3COO{-} + Cr2O72{-} + H{+} = CO2 + Cr3{+} + H2O =>
427 CH3COO{-} + 24 Cr2O72{-} + 467 H{+} = 854 CO2 + 16 Cr3{+} + 874 H2O
CrO4 + HCl = Cr2O7 + H2O + Cl =>
2 CrO4 + 2 HCl = Cr2O7 + H2O + 2 Cl
Cu(BF4)2 + B3 + H2O2 = CuO + F3B + HF =>
18 Cu(BF4)2 + 2 B3 + 9 H2O2 = 18 CuO + 42 F3B + 18 HF
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C6H12O + Cr2O72{-} + H{+} = C6H10O + Cr2O3 + H2O =>
137 C6H12O + 2 Cr2O72{-} + 2 H{+} = 137 C6H10O + 2 Cr2O3 + 138 H2O
CaSO4 + Li3PO4 = Ca3(PO4)2 + Li2SO4 =>
3 CaSO4 + 2 Li3PO4 = Ca3(PO4)2 + 3 Li2SO4
NaClO + NaI + H2O = NaCl + I + NaOH =>
NaClO + 2 NaI + H2O = NaCl + 2 I + 2 NaOH
Pb(CH3COO)4{2-} + K2CrO4 = PbCrO4 + CH3COO{-} + K{+} =>
Pb(CH3COO)4{2-} + K2CrO4 = PbCrO4 + 4 CH3COO{-} + 2 K{+}
HCl(aq) + Mg(s) = H2(g) + MgCl(aq) =>
2 HCl(aq) + 2 Mg(s) = H2(g) + 2 MgCl(aq)
CrSO3 + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 CrSO3 + 4 H2SO4 = Cr2(SO4)3 + 3 SO2 + 4 H2O
CuSO4(aq) + BaCl2(aq) = CuCl2 + BaSO4 =>
CuSO4(aq) + BaCl2(aq) = CuCl2 + BaSO4
C5H10O + KMnO4 + HBr = CO2 + MnBr2 + KBr + H2O =>
5 C5H10O + 28 KMnO4 + 84 HBr = 25 CO2 + 28 MnBr2 + 28 KBr + 67 H2O
Cs(s) + HBr(aq) = BrCs + H2 =>
2 Cs(s) + 2 HBr(aq) = 2 BrCs + H2
CS2 + O3 = CS2O3 =>
CS2 + O3 = CS2O3
COF3 = COF2 + F2 =>
2 COF3 = 2 COF2 + F2
NaHO + H2SO4 = Na2(SO4) + H2O =>
2 NaHO + H2SO4 = Na2(SO4) + 2 H2O
N2H4O3 + C6H10O5 = CO2 + H2O + N2 =>
12 N2H4O3 + C6H10O5 = 6 CO2 + 29 H2O + 12 N2
CuBr2 + HNO3 = Cu(NO3)2 + HBrO3 + H2O + NO =>
CuBr2 + 6 HNO3 = Cu(NO3)2 + 2 HBrO3 + 2 H2O + 4 NO
PBSO4 + NaOH = PB(OH)2 + Na2SO4 =>
PBSO4 + 2 NaOH = PB(OH)2 + Na2SO4
Cs2CO3 + Ca(NO3)2 = CsNO3 + CaCO3 =>
Cs2CO3 + Ca(NO3)2 = 2 CsNO3 + CaCO3
HgSO4 + Al = Al2(SO4) + Hg =>
HgSO4 + 2 Al = Al2(SO4) + Hg
AgNO3 + Pb(C2H3O2)2 = Ag(C2H3O2) + Pb(NO3)2 =>
2 AgNO3 + Pb(C2H3O2)2 = 2 Ag(C2H3O2) + Pb(NO3)2
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