| Équations équilibrées la veille |
Fe + 2 NaClO = Fe(ClO)2 + 2 Na
Ammoniumnitrate + potassiumhydroxide = potassiumnitrate + ammonia + water =>
NH4NO3 + KOH = KNO3 + NH3 + H2O
(NH4)2Cr2O7 = H2O + N2 + Cr2H6O6 =>
(NH4)2Cr2O7 = H2O + N2 + Cr2H6O6
{-}ethyl{-}1{-}butene = {-}mr = ethyl{-}3pentanol =>
{-}ethyl{-}1{-}butene = {-}mr
Ba(OH)2 + C20H1404 = CO2 + H2O + Ba =>
742 Ba(OH)2 + C20H1404 = 20 CO2 + 1444 H2O + 742 Ba
KIO3 + NO + KBr + H2O = I2 + KNO3 + HBr =>
6 KIO3 + 10 NO + 4 KBr + 2 H2O = 3 I2 + 10 KNO3 + 4 HBr
Tl2O + O3 = Tl2O3 =>
3 Tl2O + 2 O3 = 3 Tl2O3
FeSO4 + Sr(NO3)2 = Fe(NO3)2 + SrSO4 =>
FeSO4 + Sr(NO3)2 = Fe(NO3)2 + SrSO4
NO2{-} + H2PO4 = HNO2 + HPO4{-} =>
NO2{-} + H2PO4 = HNO2 + HPO4{-}
Al + NaOH + H2O = NaAlO2 + H22 =>
22 Al + 22 NaOH + 22 H2O = 22 NaAlO2 + 3 H22
KCI + H2O = HCI + K2O =>
2 KCI + H2O = 2 HCI + K2O
K3PO4(ag) + MgCl2(ag) = K3Cl2 + MgPO4 =>
K3PO4(ag) + MgCl2(ag) = K3Cl2 + MgPO4
Ca3(PO4)2 + CO2 + H2O = H3PO4 + CaCO3 =>
Ca3(PO4)2 + 3 CO2 + 3 H2O = 2 H3PO4 + 3 CaCO3
Al + ZrCl4 = AlCl2 + ZrCl2 =>
Al + ZrCl4 = AlCl2 + ZrCl2
CH3{-}CH2{-}CHBr2 = CH3{-}CBr2{-}CH3 =>
CH3{-}CH2{-}CHBr2 = CH3{-}CBr2{-}CH3
KOH + O2 + NO2 = KNO3 + H2O =>
4 KOH + O2 + 4 NO2 = 4 KNO3 + 2 H2O
NaCN + O2 = NaNCO =>
2 NaCN + O2 = 2 NaNCO
CH2O2 + I = HI + CO2 =>
CH2O2 + 2 I = 2 HI + CO2
Pb(NO)2 + CrO4Rb2 = PbRb2 + CrO4(NO)2 =>
Pb(NO)2 + CrO4Rb2 = PbRb2 + CrO4(NO)2
HCl(aq) + Al(OH)3(s) = AlCl3(aq) + H2O() =>
3 HCl(aq) + Al(OH)3(s) = AlCl3(aq) + 3 H2O()
NaCl + Al2(CrO4)3 = Na3Al + CrO4Cl2 =>
6 NaCl + Al2(CrO4)3 = 2 Na3Al + 3 CrO4Cl2
As + Pb = Pb2As4 =>
4 As + 2 Pb = Pb2As4
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
CuSO4 + H2O + KI + Na2SO3 = CuI + K2SO4 + Na2SO4 + H2SO4 =>
2 CuSO4 + H2O + 2 KI + Na2SO3 = 2 CuI + K2SO4 + Na2SO4 + H2SO4
Al2O3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O =>
Al2O3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O
NaF + SCl2 = NaCl + SF2 =>
2 NaF + SCl2 = 2 NaCl + SF2
HCHO + Na = HCONa + H2 =>
2 HCHO + 2 Na = 2 HCONa + H2
H2O + CrO4 = Cr2O2 + OH =>
6 H2O + 2 CrO4 = Cr2O2 + 12 OH
C12H22O11 = C6H10O5 + C6H12O6 =>
C12H22O11 = C6H10O5 + C6H12O6
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
Cr(OH)3 + NaOH = Na3Cr(OH)6 =>
Cr(OH)3 + 3 NaOH = Na3Cr(OH)6
C8H17Cl + KOH = C8H16 + KCl + H2O =>
C8H17Cl + KOH = C8H16 + KCl + H2O
Cu(OH)2 + Au = Au(OH)2 + Cu =>
Cu(OH)2 + Au = Au(OH)2 + Cu
FeCO3 + H2O = Fe(OH)3 + H2 + CO2 =>
2 FeCO3 + 4 H2O = 2 Fe(OH)3 + H2 + 2 CO2
CO2 + H2O = C3H7OH + O2 =>
6 CO2 + 8 H2O = 2 C3H7OH + 9 O2
[NH4]2Fe[SO4]2(H2O)6 + NH4SCN = [NH4]2Fe(SCN)2(H2O)6 + NH4SO4 =>
[NH4]2Fe[SO4]2(H2O)6 + 2 NH4SCN = [NH4]2Fe(SCN)2(H2O)6 + 2 NH4SO4
Na2SO3 + HNO3 + H2O = H2SO4 + NH3 + NaOH =>
4 Na2SO3 + HNO3 + 9 H2O = 4 H2SO4 + NH3 + 8 NaOH
S2O8{2-} + ClC6H4OH + H2O = SO4{2-} + H{+} + CO2 + Cl{-} =>
13 S2O8{2-} + ClC6H4OH + 11 H2O = 26 SO4{2-} + 27 H{+} + 6 CO2 + Cl{-}
Cu + O = CuO =>
Cu + O = CuO
C3H6Br2 = C3H4Br2H2 =>
C3H6Br2 = C3H4Br2H2
O{2-} + F2 = O2 + F{-} =>
2 O{2-} + 2 F2 = O2 + 4 F{-}
Na2CO3 + HOCH2COOH = Na2HOCCOOH + CO2 + H2O =>
Na2CO3 + HOCH2COOH = Na2HOCCOOH + CO2 + H2O
H2 + Cu2SO4 = Cu + H2SO4 =>
H2 + Cu2SO4 = 2 Cu + H2SO4
O + P4 = P4O10 =>
10 O + P4 = P4O10
Fe(OH)3 + C6H12O6 = Fe + CO2 + H2O =>
8 Fe(OH)3 + C6H12O6 = 8 Fe + 6 CO2 + 18 H2O
H2SO4 + As2O3 + Ag = H2O + AsH3 + Ag2SO4 =>
6 H2SO4 + As2O3 + 12 Ag = 3 H2O + 2 AsH3 + 6 Ag2SO4
Al + KOH = AlOH + K2 =>
2 Al + 2 KOH = 2 AlOH + K2
Cu(OH)2(aq) + H3Po4(aq) = Cu3(Po4)2 + H2O =>
3 Cu(OH)2(aq) + 2 H3Po4(aq) = Cu3(Po4)2 + 6 H2O
OH{-} + CrO2{-} + S2O8{2-} = CrO4{2-} + SO4{2-} + H2O =>
8 OH{-} + 2 CrO2{-} + 3 S2O8{2-} = 2 CrO4{2-} + 6 SO4{2-} + 4 H2O
(NH{4}){2}SO{4} + NaH = NH{3} + H{2}O + Na{2}SO{4} =>
4(NH{4}){2}SO{4} + 3 NaH = 4 NH{3} + 3 H{2}O + 3 Na{2}SO{4}
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