| Équations équilibrées la veille |
P4 + 6 Ca = 2 Ca3P2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KMnO4 + H2SO4 + NO2 + H2O = K2SO4 + MnSO4 + HNO3 =>
2 KMnO4 + 3 H2SO4 + 10 NO2 + 2 H2O = K2SO4 + 2 MnSO4 + 10 HNO3
Br + HNO3 = HBrO3 + NO2 + H2O =>
Br + 5 HNO3 = HBrO3 + 5 NO2 + 2 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
BeCl2 + Sn = SnCl + Be =>
BeCl2 + 2 Sn = 2 SnCl + Be
MgO + NaNO3 = Mg(NO3)2 + Na2O =>
MgO + 2 NaNO3 = Mg(NO3)2 + Na2O
H3PO4 + Mg(NO3)2 = H3(NO3)2 + MgPO4 =>
H3PO4 + Mg(NO3)2 = H3(NO3)2 + MgPO4
CuCO3 + Hg = HgCO3 + Cu =>
CuCO3 + Hg = HgCO3 + Cu
NaHCO3NaNO3 = Na2CO3HNO3 =>
NaHCO3NaNO3 = Na2CO3HNO3
BaS + Ag = AgS + Ba =>
BaS + Ag = AgS + Ba
HNO3 = N2 + O2 + H2O =>
4 HNO3 = 2 N2 + 5 O2 + 2 H2O
KOH + Ca(OH)2 = CaK(OH)3 =>
KOH + Ca(OH)2 = CaK(OH)3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
NaOH + HBrO = NaBrO + H2O =>
NaOH + HBrO = NaBrO + H2O
Fe2O3 + Si = FeO + SiO2 =>
2 Fe2O3 + Si = 4 FeO + SiO2
Na3(PO4) + Ca(Cl)2 = Ca3(PO4)2 + Na(Cl) =>
2 Na3(PO4) + 3 Ca(Cl)2 = Ca3(PO4)2 + 6 Na(Cl)
CaHPO4*2H2O + NaOH = Ca(OH)2 + H2O + Na3PO4 =>
CaHPO4*2H2O + 3 NaOH = Ca(OH)2 + 3 H2O + Na3PO4
Fe(NO3)2 + H2O = Fe(OH)NO3 + HNO3 =>
Fe(NO3)2 + H2O = Fe(OH)NO3 + HNO3
Zn + ZnSO4 = ZnZnSO4 =>
Zn + ZnSO4 = ZnZnSO4
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr3(SO4)3 + K2SO4 + H2O =>
24 FeSO4 + 3 K2Cr2O7 + 21 H2SO4 = 12 Fe2(SO4)3 + 2 Cr3(SO4)3 + 3 K2SO4 + 21 H2O
Cd(OH)3 + H2SO4 = Cd2(SO4)3 + H2O =>
2 Cd(OH)3 + 3 H2SO4 = Cd2(SO4)3 + 6 H2O
H2 + O2 = H20O =>
20 H2 + O2 = 2 H20O
KOH = KHO =>
KOH = KHO
Cu + H2SO4 = CuSO4 + S + H2O =>
3 Cu + 4 H2SO4 = 3 CuSO4 + S + 4 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Cu2CO3 + Ca = CaCO3 + Cu2 =>
Cu2CO3 + Ca = CaCO3 + Cu2
Cu(NO3)2 = CuO + NO2 + O20000000000000 =>
1.02E + 15 Cu(NO3)2 = 1.02E + 15 CuO + 2.04E + 15 NO2 + 51 O20000000000000
sodiumcarbonate + magnesiumchloride = magnesiumcarbonate + sodiumchloride =>
Na2CO3 + MgCl2 = MgCO3 + 2 NaCl
C + MgO = CO2 + Mg =>
C + 2 MgO = CO2 + 2 Mg
CaO2 + CO2 = CaCO4 =>
CaO2 + CO2 = CaCO4
FeCl2 + H2S = FeS + HCl =>
FeCl2 + H2S = FeS + 2 HCl
I + Sn = SnI =>
I + Sn = SnI
C5 = C6 =>
6 C5 = 5 C6
Cr2O7{-2} + H{+} + H2O2 = CrO(O2)2 + H2O =>
Cr2O7{-2} + 2 H{+} + 4 H2O2 = 2 CrO(O2)2 + 5 H2O
AgCl + NH4OH = Ag[NH3]2 + Cl2 + H2O =>
2 AgCl + 4 NH4OH = 2 Ag[NH3]2 + Cl2 + 4 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
I2O3 = I2 + O =>
I2O3 = I2 + 3 O
MgO(s) + O2(g) = MgO2 =>
2 MgO(s) + O2(g) = 2 MgO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeSO4 + Fe(OH)2 = (FeOH)2SO4 =>
FeSO4 + Fe(OH)2 = (FeOH)2SO4
CaCl2Na(C17H35COOH)2 = Ca(C17H35COOH)2NaCl2 =>
CaCl2Na(C17H35COOH)2 = Ca(C17H35COOH)2NaCl2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
BaCl2(aq) + K3PO4(aq) = KCl(aq) + Ba3(PO4)2(s) =>
3 BaCl2(aq) + 2 K3PO4(aq) = 6 KCl(aq) + Ba3(PO4)2(s)
Fe(OH)3 + NaClO + Na(OH) = Na2(FeO4) + NaCl + H2O =>
2 Fe(OH)3 + 3 NaClO + 4 Na(OH) = 2 Na2(FeO4) + 3 NaCl + 5 H2O
Pb = Pb2 =>
2 Pb = Pb2
(NH4)2SO4 + Ca(C2H3O2)2 = NH4(C2H3O2) + CaSO4 =>
(NH4)2SO4 + Ca(C2H3O2)2 = 2 NH4(C2H3O2) + CaSO4
ClO3{-} + NO2{-} = Cl{-} + NO3{-} =>
ClO3{-} + 3 NO2{-} = Cl{-} + 3 NO3{-}
FeO + NaOH = Na4FeO3 + H2O =>
FeO + 4 NaOH = Na4FeO3 + 2 H2O
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Équations équilibrées sur11/16/24
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