Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
RbAlO2 + H2SO4 = Rb2SO4 + Al2(SO4)3 + H2O =>
2 RbAlO2 + 4 H2SO4 = Rb2SO4 + Al2(SO4)3 + 4 H2O
C2H5Cl + Na = NaCl + C4H10 =>
2 C2H5Cl + 2 Na = 2 NaCl + C4H10
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
Ba + Zn(No3)2 = Ba(No3)2 + Zn =>
Ba + Zn(No3)2 = Ba(No3)2 + Zn
Cr2O7{-2} + H{+} + Br{-} = Cr{+3} + H2O + Br2 =>
Cr2O7{-2} + 14 H{+} + 6 Br{-} = 2 Cr{+3} + 7 H2O + 3 Br2
Cr + H2O = Cr(OH)2 + H2 =>
Cr + 2 H2O = Cr(OH)2 + H2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Be + FeBr3 = Fe + BeBr2 =>
3 Be + 2 FeBr3 = 2 Fe + 3 BeBr2
(b)NH4NO3(s) = N2O(g) + H2O(l) =>
(b)NH4NO3(s) = N2O(g) + 2 H2O(l)
BaO2 + Ba = BaO =>
BaO2 + Ba = 2 BaO
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
Pb + O2 = PbO2 =>
Pb + O2 = PbO2
CuLO + Ag = AgLO + Cu =>
CuLO + Ag = AgLO + Cu
Pb + O2 = PbO2 =>
Pb + O2 = PbO2
FeSO4 + NH4OH = Fe(OH)3 + H2O + NSO =>
FeSO4 + NH4OH = Fe(OH)3 + H2O + NSO
Sb + O2 = Sb2O3 =>
4 Sb + 3 O2 = 2 Sb2O3
SiCl4 + H2O = H2OH4SiO4 + HCl =>
SiCl4 + 5 H2O = H2OH4SiO4 + 4 HCl
C3H7OH + HCOOH = HCOO(C3H7) + H2O =>
C3H7OH + HCOOH = HCOO(C3H7) + H2O
Pb + O2 = PbO2 =>
Pb + O2 = PbO2
Co(s) + P4(s) = Co3P2(s) =>
6 Co(s) + P4(s) = 2 Co3P2(s)
C7H8O2 + H2 = C6H6 + H2O =>
6 C7H8O2 + 9 H2 = 7 C6H6 + 12 H2O
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
NaHCO3 + SO3 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + SO3 = Na2SO4 + 2 CO2 + H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
C7H6O2 + C3H10N2 = C17H18N2O2 + H2O =>
2 C7H6O2 + C3H10N2 = C17H18N2O2 + 2 H2O
HSO3F + SbF5 = HFSO3SbF5 =>
HSO3F + SbF5 = HFSO3SbF5
B + F = BF3 =>
B + 3 F = BF3
Cu(NO3)2 + H2SO4 = Cu(SO4)2 + H2O + NO2 =>
Cu(NO3)2 + 2 H2SO4 = Cu(SO4)2 + 2 H2O + 2 NO2
KMnO4 + KL + H2SO4 = K2SO4 + MnSO4 + L2 + H2O =>
2 KMnO4 + 10 KL + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 L2 + 8 H2O
CH3CH2OH + KMnO4 = H2O + CH3CHO + MnO2 + KOH =>
3 CH3CH2OH + 2 KMnO4 = 2 H2O + 3 CH3CHO + 2 MnO2 + 2 KOH
[Cu(NH3)4]SO4 + Na2S = Na2SO4 + CuS + NH3 =>
[Cu(NH3)4]SO4 + Na2S = Na2SO4 + CuS + 4 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(MnI2){-} + (BiO3){-} + (H3O){+} = MnO4{-} + IO3{-} + Bi{+3} + H2O =>
(MnI2){-} + 9(BiO3){-} + 34(H3O){+} = MnO4{-} + 2 IO3{-} + 9 Bi{+3} + 51 H2O
H2S + Al(OH)3 = AlOHS + H2O =>
H2S + Al(OH)3 = AlOHS + 2 H2O
CuCO3 + C = Cu + CO2 =>
2 CuCO3 + C = 2 Cu + 3 CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe(OH)3 + H2SO4 = FeOHSO4 + H2O =>
Fe(OH)3 + H2SO4 = FeOHSO4 + 2 H2O
NiCl2 + KOH = KCl + Ni(OH)2 =>
NiCl2 + 2 KOH = 2 KCl + Ni(OH)2
Br2 + NaOH = NaBrO3 + NaBr + H2O =>
3 Br2 + 6 NaOH = NaBrO3 + 5 NaBr + 3 H2O
C6H12O + CrO3 = C6H10O + H2O + Cr2O3 =>
3 C6H12O + 2 CrO3 = 3 C6H10O + 3 H2O + Cr2O3
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Zn + SO2 = ZnO + S =>
2 Zn + SO2 = 2 ZnO + S
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
ClO3{-} + C2O4{2-} + H{+} = ClO2 + CO2 + H2O =>
2 ClO3{-} + C2O4{2-} + 4 H{+} = 2 ClO2 + 2 CO2 + 2 H2O
H2TeO4 + Fe(OH)2 = FeTeO4 + H2O =>
H2TeO4 + Fe(OH)2 = FeTeO4 + 2 H2O
H2SO4 + SiO2 = Si(SO4)4 + H + O2 =>
4 H2SO4 + SiO2 = Si(SO4)4 + 8 H + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
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