| Équations équilibrées la veille |
Na2C2 + 2 H2O = C2H2 + 2 Na{+} + 2 OH{-}
CH3COOC2H5NaOH = C2H5OHCH3COONa =>
CH3COOC2H5NaOH = C2H5OHCH3COONa
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
CH2 + H2O = CH3OH =>
CH2 + H2O = CH3OH
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Li(CHO)2 + H2O = C2H3LiO2 + (OH)3 =>
3 Li(CHO)2 + 3 H2O = 3 C2H3LiO2 + (OH)3
Cr + CH3COOH = CH3COOCr + H =>
Cr + CH3COOH = CH3COOCr + H
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HClO4 + Mn2S = H2S + MnClO4 =>
2 HClO4 + Mn2S = H2S + 2 MnClO4
C4H8N4O12 + O2 = CO2 + H2O + NO2 =>
C4H8N4O12 + 4 O2 = 4 CO2 + 4 H2O + 4 NO2
GaCN{3} + Be(ClO4){2} = Ga(ClO4){3} + BeCN{2} =>
GaCN{3} + Be(ClO4){2} = Ga(ClO4){3} + BeCN{2}
HBr + (Fe(OH)3) = FeBr3 + H2O =>
3 HBr + (Fe(OH)3) = FeBr3 + 3 H2O
Li(s) + H2O = LiOH + H2(g) =>
2 Li(s) + 2 H2O = 2 LiOH + H2(g)
Fe + CuSO = Cu + Fe2(SO)3 =>
2 Fe + 3 CuSO = 3 Cu + Fe2(SO)3
SnO2 + LiOH = Li4SnO4 + H2O =>
SnO2 + 4 LiOH = Li4SnO4 + 2 H2O
BaS(aq) + Mg(C2H3O2)2(aq) = Ba(C2H3O2)2(aq) + MgS(s) =>
BaS(aq) + Mg(C2H3O2)2(aq) = Ba(C2H3O2)2(aq) + MgS(s)
KBrO3 + MnS = KBr + SO2 + MnO2 =>
4 KBrO3 + 3 MnS = 4 KBr + 3 SO2 + 3 MnO2
Ca(HCO3)2KOH = CaCO3KHCO3H2O =>
Ca(HCO3)2KOH = CaCO3KHCO3H2O
V + ZnNO3 = V(NO3)3 + Zn =>
V + 3 ZnNO3 = V(NO3)3 + 3 Zn
C9H8 + Cr2O7{-2} + H{+} = C9H8O4 + Cr{+3} + H2O =>
3 C9H8 + 4 Cr2O7{-2} + 32 H{+} = 3 C9H8O4 + 8 Cr{+3} + 16 H2O
ZnOHCl + H2SO4 = HCl + H2O + ZnSO4 =>
ZnOHCl + H2SO4 = HCl + H2O + ZnSO4
Fe{2+} + K2Cr2O7 + H{+} = Fe{3+} + Cr{3+} + H2O + K{+} =>
6 Fe{2+} + K2Cr2O7 + 14 H{+} = 6 Fe{3+} + 2 Cr{3+} + 7 H2O + 2 K{+}
HBr + O2 = Br2 + H2O =>
4 HBr + O2 = 2 Br2 + 2 H2O
H2 + Fe3O4 = O2 + Fe3H4 =>
2 H2 + Fe3O4 = 2 O2 + Fe3H4
Cl2 + Cu2 = ClCu =>
Cl2 + Cu2 = 2 ClCu
Al2(SO4)3 = Al + S + O =>
Al2(SO4)3 = 2 Al + 3 S + 12 O
Cu + Fe(NO3)3 = CuNO3 + Fe =>
3 Cu + Fe(NO3)3 = 3 CuNO3 + Fe
Li + CO2H2O = LiHCO3 + H2 =>
2 Li + 2 CO2H2O = 2 LiHCO3 + H2
PbOHNO3 + NaOH = Pb(OH)2 + NaNO3 =>
PbOHNO3 + NaOH = Pb(OH)2 + NaNO3
C5H11Cl + NaOH = C5H11OH + NaCl =>
C5H11Cl + NaOH = C5H11OH + NaCl
Cu + HClO4 = Cu(ClO4)2 + ClO2 + H2O =>
3 Cu + 8 HClO4 = 3 Cu(ClO4)2 + 2 ClO2 + 4 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
MgAl(SO4)3 = Mg(SO4)3Al =>
MgAl(SO4)3 = Mg(SO4)3Al
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ca(s) + H2SO4(af) = CaSO4(ag) + H2(g) =>
Ca(s) + H2SO4(af) = CaSO4(ag) + H2(g)
OH + CO2 = CO3 + H =>
OH + CO2 = CO3 + H
FeCuSO4 = CuFeSO4 =>
FeCuSO4 = CuFeSO4
FeB3 + Cl2 = BCl3 + FeCl2 =>
2 FeB3 + 11 Cl2 = 6 BCl3 + 2 FeCl2
SN + HNO3 + H2O = H2SNO3 + NO =>
3 SN + 4 HNO3 + H2O = 3 H2SNO3 + 4 NO
C2O2 = C6O6 =>
3 C2O2 = C6O6
Fe(SCN)2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + CO2 + HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 Fe(SCN)2 + 11 K2Cr2O7 + 43 H2SO4 = Fe2(SO4)3 + 4 CO2 + 4 HNO3 + 11 Cr2(SO4)3 + 11 K2SO4 + 41 H2O
C2H5OH + HNO2 = C4H12NO2 + H2 + O2 =>
4 C2H5OH + 2 HNO2 = 2 C4H12NO2 + H2 + 2 O2
H4N2 + HNO3 = N2 + H2O =>
5 H4N2 + 4 HNO3 = 7 N2 + 12 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
U(SO4)2 + KMnO4 + H2O = (H)2SO4 + (K)2SO4 + MnSO4 + UO2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2(H)2SO4 + (K)2SO4 + 2 MnSO4 + 5 UO2SO4
C3H43 + O2 = CO2 + H2O =>
4 C3H43 + 55 O2 = 12 CO2 + 86 H2O
HCOOH + C15H31COONa = C15H31COOH + HCOONa =>
HCOOH + C15H31COONa = C15H31COOH + HCOONa
C5H10O + C2H4O2 = C7H14O2 =>
10 C5H10O + 3 C2H4O2 = 8 C7H14O2
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