| Équations équilibrées la veille |
4 NaClO3 + 3 H2S = 3 H2SO4 + 4 NaCl
K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*H2O + KCl + H2O =>
3 K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*H2O + 3 KCl + 8 H2O
CuCl2(aq) + Na2CO3(aq) = Na2Cl2(aq) + CuCO3(aq) =>
CuCl2(aq) + Na2CO3(aq) = Na2Cl2(aq) + CuCO3(aq)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2SO4 + ZnS = ZnO + H2O + SO2 =>
3 H2SO4 + ZnS = ZnO + 3 H2O + 4 SO2
Ca + Fe2(SO4)3 = Ca(SO4)2 + Fe =>
3 Ca + 2 Fe2(SO4)3 = 3 Ca(SO4)2 + 4 Fe
C3H5N3O + O2 = CO2 + H2O + N2 =>
4 C3H5N3O + 15 O2 = 12 CO2 + 10 H2O + 6 N2
PH3 + H2PO2{-} = P4 + OH{-} + H2O =>
PH3 + 3 H2PO2{-} = P4 + 3 OH{-} + 3 H2O
ClF3 + Si = SiF4 + Cl2 =>
4 ClF3 + 3 Si = 3 SiF4 + 2 Cl2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
KBr + NaHSO4 = HBr + NaKSO4 =>
KBr + NaHSO4 = HBr + NaKSO4
NaI + Cl(aq) = NaCl + I =>
NaI + Cl(aq) = NaCl + I
Ce2Fe2O7 + Y2Ti2O7 = Y2CeTi2FeO7 + O =>
Ce2Fe2O7 + 2 Y2Ti2O7 = 2 Y2CeTi2FeO7 + 7 O
IO3 + H2 = IO2 + H2O =>
IO3 + H2 = IO2 + H2O
KI + Fe(NO3)3 = Fe(NO3)2 + KNO3 + I2 =>
2 KI + 2 Fe(NO3)3 = 2 Fe(NO3)2 + 2 KNO3 + I2
K + SiO3 = K2SiO3 =>
2 K + SiO3 = K2SiO3
K2S + NiBr2 = KBr + NiS =>
K2S + NiBr2 = 2 KBr + NiS
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O = =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NaI + Cu(NO3)2 = I2 + CuI + NaNO3 =>
4 NaI + 2 Cu(NO3)2 = I2 + 2 CuI + 4 NaNO3
Br2 + CoI3 = I2 + CoBr2 =>
2 Br2 + 2 CoI3 = 3 I2 + 2 CoBr2
C2H6 + I2 = C2H5 + HI =>
2 C2H6 + I2 = 2 C2H5 + 2 HI
HNO3 + CH3CH2COOH = CH3CH2COONO2 + H2O =>
HNO3 + CH3CH2COOH = CH3CH2COONO2 + H2O
K2SO4 + MgF2 = K2F2 + MgSO4 =>
K2SO4 + MgF2 = K2F2 + MgSO4
K + Na3[Co(NO2)6] = K3[Co(NO2)6] + Na =>
3 K + Na3[Co(NO2)6] = K3[Co(NO2)6] + 3 Na
Cu(NO3)2(aq) + H2O(l) = Cu(OH)2 + HNO3 =>
Cu(NO3)2(aq) + 2 H2O(l) = Cu(OH)2 + 2 HNO3
KNO3 + MgSO4 = K2SO4 + Mg(NO3)2 =>
2 KNO3 + MgSO4 = K2SO4 + Mg(NO3)2
Cr(NO3)3 + Fe{+2} = Cr(NO3)3{2+} + Fe =>
Cr(NO3)3 + Fe{+2} = Cr(NO3)3{2+} + Fe
Li2Cr2O7 + Sc4(P2O7)3 = Li4P2O7 + Sc2(Cr2O7)3 =>
6 Li2Cr2O7 + Sc4(P2O7)3 = 3 Li4P2O7 + 2 Sc2(Cr2O7)3
KCl + H2O = KHO + HCl =>
KCl + H2O = KHO + HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P2O4 + H2O = H3PO4 + H3PO3 =>
P2O4 + 3 H2O = H3PO4 + H3PO3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Zn(s) + H3C6H5O7(aq) = (Zn3C6H5O7)2(aq) + H2(g) =>
6 Zn(s) + 2 H3C6H5O7(aq) = (Zn3C6H5O7)2(aq) + 3 H2(g)
K2Cr2O7 + HI + HClO4 = Cr(ClO4)3 + H2O + KClO4 + I2 =>
K2Cr2O7 + 6 HI + 8 HClO4 = 2 Cr(ClO4)3 + 7 H2O + 2 KClO4 + 3 I2
AlCl3 + LiH = AlH3 + LiCl =>
AlCl3 + 3 LiH = AlH3 + 3 LiCl
FeCl3 + CO + H2 = Fe(CO)5 + HCl =>
2 FeCl3 + 10 CO + 3 H2 = 2 Fe(CO)5 + 6 HCl
KMnO4 + H2SO4 + H = H2O + MnSO4 + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 10 H = 8 H2O + 2 MnSO4 + K2SO4
KHSO4(s) = K2SO4(s) + SO3(g) + H2O(l) =>
2 KHSO4(s) = K2SO4(s) + SO3(g) + H2O(l)
K2 + AgCl = KCl + Ag =>
K2 + 2 AgCl = 2 KCl + 2 Ag
Na2CO3 + MnO2 + KNO3 = Na2MnO4 + KNO2 + CO2 =>
Na2CO3 + MnO2 + KNO3 = Na2MnO4 + KNO2 + CO2
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
N + O3 = NO =>
3 N + O3 = 3 NO
H2C2O4 + H2SO4 = CSO4 + H2O + CO2 =>
H2C2O4 + H2SO4 = CSO4 + 2 H2O + CO2
NH3 + MnO4 = MnO2 + NO + OH =>
NH3 + 2 MnO4 = 2 MnO2 + NO + 3 OH
I2O5 + H2S = I2 + SO2 + H2O =>
3 I2O5 + 5 H2S = 3 I2 + 5 SO2 + 5 H2O
Zn(NO3)2*6H2O + Al(NO3)3*9H2O + C6H12N4 = ZnAl22O43 + N2 + CO2 + H2O =>
18 Zn(NO3)2*6H2O + 396 Al(NO3)3*9H2O + 161 C6H12N4 = 18 ZnAl22O43 + 934 N2 + 966 CO2 + 4638 H2O
NaCl(s) + CuSO4*5H2O(s) = CuCl2 + Na2SO4 + H2O =>
2 NaCl(s) + CuSO4*5H2O(s) = CuCl2 + Na2SO4 + 5 H2O
C + MgO = CO2 + Mg =>
C + 2 MgO = CO2 + 2 Mg
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
FeS + HNO3 = Fe(NO3)3 + H2O + NO + S =>
FeS + 4 HNO3 = Fe(NO3)3 + 2 H2O + NO + S
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