Équations équilibrées la veille |
N2 + 3 H2 = 2 NH3
C3H5(NO3)3 = CO2 + O2 + N3 + H2O =>
4 C3H5(NO3)3 = 12 CO2 + O2 + 4 N3 + 10 H2O
KMnO4 + FeCl2 + H2SO4 = Fe2(SO4)3 + FeCl3 + H2O + KCl + MnSO4 =>
KMnO4 + 5 FeCl2 + 4 H2SO4 = Fe2(SO4)3 + 3 FeCl3 + 4 H2O + KCl + MnSO4
Mg + HNO3 = H2 + Mg(NO3)2 =>
Mg + 2 HNO3 = H2 + Mg(NO3)2
H2O + CO2 = HCO + HO =>
2 H2O + CO2 = HCO + 3 HO
Na2[Pb(OH)4] + HNO3 = Pb(OH)2 + H2O + NaNO3 =>
Na2[Pb(OH)4] + 2 HNO3 = Pb(OH)2 + 2 H2O + 2 NaNO3
CrO3 + H2S = Cr + S + H2O =>
CrO3 + 3 H2S = Cr + 3 S + 3 H2O
MnO4 = O2MnO2 =>
MnO4 = O2MnO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al(s) + CuCl2(aq) = AlCl3(aq) + Cu(s) =>
2 Al(s) + 3 CuCl2(aq) = 2 AlCl3(aq) + 3 Cu(s)
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cd(NO3)2KI = CdIK(NO3)2 =>
Cd(NO3)2KI = CdIK(NO3)2
HOCl + Ca(OH)2 = Ca(ClO)2 + H2O =>
2 HOCl + Ca(OH)2 = Ca(ClO)2 + 2 H2O
Fe(H2O)6 + CO3 = Fe(H2O)3(OH)3 + CO2 + H2O =>
2 Fe(H2O)6 + 3 CO3 = 2 Fe(H2O)3(OH)3 + 3 CO2 + 3 H2O
CH4 + NCl2 = C(Cl)4 + N3 + H6 =>
3 CH4 + 6 NCl2 = 3 C(Cl)4 + 2 N3 + 2 H6
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Lr + Fr = LrFr =>
Lr + Fr = LrFr
Sr2Br = Sr + Br2 =>
2 Sr2Br = 4 Sr + Br2
(COOH)2 + KOH = COOK + H2O =>
(COOH)2 + 2 KOH = 2 COOK + 2 H2O
Fe + CuSO4 = Cu + (SO4)Fe3 =>
3 Fe + CuSO4 = Cu + (SO4)Fe3
Mg + Fe(No3)3 = Mg(No3)3 + Fe =>
Mg + Fe(No3)3 = Mg(No3)3 + Fe
Li3PO4 + CuCl2 = CuPO4 + Li3Cl2 =>
Li3PO4 + CuCl2 = CuPO4 + Li3Cl2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Cr2(SO4)3 + HMnO4 = H2SO4 + Cr(MnO4)3 =>
Cr2(SO4)3 + 6 HMnO4 = 3 H2SO4 + 2 Cr(MnO4)3
Ba + HI = Ba(I)2 + H2 =>
Ba + 2 HI = Ba(I)2 + H2
H3PO4 + K2S = K2HPO4 + H2S =>
H3PO4 + K2S = K2HPO4 + H2S
CO + N2 = NO2 + C =>
4 CO + N2 = 2 NO2 + 4 C
FeF2 + HCl = FeCl2 + HF =>
FeF2 + 2 HCl = FeCl2 + 2 HF
H3PO4 + K2S = K2HPO4 + H2S =>
H3PO4 + K2S = K2HPO4 + H2S
K[Al(OH)4] = KOHAl(OH)3 =>
K[Al(OH)4] = KOHAl(OH)3
Ca(C2H3O2)2 = CaCO3 + CH3COCH3 =>
Ca(C2H3O2)2 = CaCO3 + CH3COCH3
H3PO4 + K2S = K2HPO4 + H2S =>
H3PO4 + K2S = K2HPO4 + H2S
NH4OH + Al(NO3)3 = Al(OH) + NH4(NO3)3 =>
NH4OH + Al(NO3)3 = Al(OH) + NH4(NO3)3
H3PO4 + K2S = K2HPO4 + H2S =>
H3PO4 + K2S = K2HPO4 + H2S
C2H5I + NaOH = C2H5OH + NaI =>
C2H5I + NaOH = C2H5OH + NaI
Mg3Al2Si3O12 = MgO + Al2O3 + SiO2 =>
Mg3Al2Si3O12 = 3 MgO + Al2O3 + 3 SiO2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
K2MnO4SO2 = K2SO4MnO2 =>
K2MnO4SO2 = K2SO4MnO2
Cu2S + HNO3 = Cu2N2O6 + CuSO4 + NO2 + H2O =>
2 Cu2S + 20 HNO3 = Cu2N2O6 + 2 CuSO4 + 18 NO2 + 10 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
CH2NH4COOH + O2 = N2 + H2O + CO2 =>
4 CH2NH4COOH + 11 O2 = 2 N2 + 14 H2O + 8 CO2
HCL(aq)NAOH(aq) = H2O(l)NACL(aq) =>
HCL(aq)NAOH(aq) = H2O(l)NACL(aq)
H3PO4 + K2S = K2HPO4 + H2S =>
H3PO4 + K2S = K2HPO4 + H2S
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
H3PO4 + K2S = K2HPO4 + H2S =>
H3PO4 + K2S = K2HPO4 + H2S
MnCl2 + NaBiO3 + HNO3 = NaMnO4 + Bi(NO3)3 + NaNO3 + Cl2 + H2O =>
2 MnCl2 + 7 NaBiO3 + 26 HNO3 = 2 NaMnO4 + 7 Bi(NO3)3 + 5 NaNO3 + 2 Cl2 + 13 H2O
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