Équations équilibrées la veille |
CH3CO2K + HOH = KOH + CH3COOH
FeBr3 + NaOH + CrCl3 = FeBr2 + Na2CrO4 + NaClO2 + H2O + NaBr =>
15 FeBr3 + 20 NaOH + CrCl3 = 15 FeBr2 + Na2CrO4 + 3 NaClO2 + 10 H2O + 15 NaBr
Ca(s) + HOH(l) = H2(g) + Ca(OH)2(aq) =>
Ca(s) + 2 HOH(l) = H2(g) + Ca(OH)2(aq)
Fe3O + CO = Fe2 + CO2 =>
2 Fe3O + 2 CO = 3 Fe2 + 2 CO2
NHNO(s) = N2(g) + O2(g) + H2O(g) =>
4 NHNO(s) = 4 N2(g) + O2(g) + 2 H2O(g)
Na2O2 + SO2 = Na2SO3 + O2 =>
2 Na2O2 + 2 SO2 = 2 Na2SO3 + O2
Al2(SO4)3 + Na2O = Al2O3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2O = Al2O3 + 3 Na2SO4
Ca(ClO)Cl + HCl = CaCl2 + Cl2 + H2O =>
Ca(ClO)Cl + 2 HCl = CaCl2 + Cl2 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na3PO3 + KOH = NaOH + K3PO3 =>
Na3PO3 + 3 KOH = 3 NaOH + K3PO3
H5Cl5 + NaOH = NaCl + H2O =>
H5Cl5 + 5 NaOH = 5 NaCl + 5 H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
(CH3)(CH3) + O2 = CO2 + H2O =>
2(CH3)(CH3) + 7 O2 = 4 CO2 + 6 H2O
Ba(OH)2 + HClO4 = Ba(ClO4)2 + H2O =>
Ba(OH)2 + 2 HClO4 = Ba(ClO4)2 + 2 H2O
NaHCO3 = HNaCO3 =>
NaHCO3 = HNaCO3
CrO3 = Cr203 + O2 =>
406 CrO3 = 2 Cr203 + 609 O2
C4H810 + O2 = CO2 + H2O =>
2 C4H810 + 413 O2 = 8 CO2 + 810 H2O
N2O3 + NaOH = NaNO2 + H2 + O =>
N2O3 + 2 NaOH = 2 NaNO2 + H2 + O
CrCO6 + KOH + KHCOO = KHCr2CO10 + K2CO3 + H2O =>
2 CrCO6 + 4 KOH + KHCOO = KHCr2CO10 + 2 K2CO3 + 2 H2O
Fe2O3(s) + H2(g) = Fe(s) + H2O(g) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(g)
ZnSO4 + HCl = ZnCl2 + H2SO4 =>
ZnSO4 + 2 HCl = ZnCl2 + H2SO4
C7H6O2 + Na2CO3 = NaC6H5CO2 + H2CO3 =>
2 C7H6O2 + Na2CO3 = 2 NaC6H5CO2 + H2CO3
KI + H2SO4 + KNO2 = I2 + N2 + K2SO4 + H2O =>
6 KI + 4 H2SO4 + 2 KNO2 = 3 I2 + N2 + 4 K2SO4 + 4 H2O
Fe(OH)3 + NH3 = Fe(NH2)3 + H2O =>
Fe(OH)3 + 3 NH3 = Fe(NH2)3 + 3 H2O
CaCO3 + NaBr = CaBr2 + Na2CO3 =>
CaCO3 + 2 NaBr = CaBr2 + Na2CO3
Al3{+} + Cu = Cu2{+} + Al =>
Al3{+} + 2 Cu = Cu2{+} + 3 Al
C5H8 + CrO3 + H2SO4 = C3H4O4 + H2O + Cr2(SO4)3 =>
9 C5H8 + 44 CrO3 + 66 H2SO4 = 15 C3H4O4 + 72 H2O + 22 Cr2(SO4)3
Cu + (NH3)4 = Cu(NH3)4 =>
Cu + (NH3)4 = Cu(NH3)4
KNO3 + H2CO = K2CO3 + HNO2 =>
2 KNO3 + H2CO = K2CO3 + 2 HNO2
KOH + Cr2O7 = K2Cr2O7 + OH =>
2 KOH + Cr2O7 = K2Cr2O7 + 2 OH
CH3CH2COOK + H2 = CH3CH2COOH + K =>
2 CH3CH2COOK + H2 = 2 CH3CH2COOH + 2 K
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe + O2 = Fe2O =>
4 Fe + O2 = 2 Fe2O
NaAlO2 = Al + NaO2 =>
NaAlO2 = Al + NaO2
CaC2 + Na2SO4 = CaSO4 + NaC =>
CaC2 + Na2SO4 = CaSO4 + 2 NaC
H2SO4 + Al = Al(SO4)3 + S + H2O =>
4 H2SO4 + Al = Al(SO4)3 + S + 4 H2O
MgCO3 + H2SO4 = MgSO4H2O + CO2 =>
MgCO3 + H2SO4 = MgSO4H2O + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AgNO3(ac) + NaI(ac) = AgI(ac) + NaNO3(s) =>
AgNO3(ac) + NaI(ac) = AgI(ac) + NaNO3(s)
C2H5OH = C2H6 + CO2 + H2O =>
7 C2H5OH = 6 C2H6 + 2 CO2 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb(NO3)2 + K2SO4 = KNO3 + PbSO4 =>
Pb(NO3)2 + K2SO4 = 2 KNO3 + PbSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
SrF2(aq) + K2SO4(aq) = SrSO4(s) + KF(aq) =>
SrF2(aq) + K2SO4(aq) = SrSO4(s) + 2 KF(aq)
Cr(OH)2 + KOH = K2[Cr(OH)4] =>
Cr(OH)2 + 2 KOH = K2[Cr(OH)4]
C3H4 = H3CCCH =>
C3H4 = H3CCCH
FeCl3 + NaOH = FeCl3Na + OH =>
FeCl3 + NaOH = FeCl3Na + OH
BaCl2 + ZnSO4 = BaSO4 + ZnCl2 =>
BaCl2 + ZnSO4 = BaSO4 + ZnCl2
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