Équations équilibrées la veille |
NaOH + HCl = NaCl + OH + H
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
HBrO3Na = NaBrO3H =>
HBrO3Na = NaBrO3H
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
HCH3COONaOH = NaCH3COOHOH =>
HCH3COONaOH = NaCH3COOHOH
C4H10(g) + O2 = CO2(g) + H2O =>
2 C4H10(g) + 13 O2 = 8 CO2(g) + 10 H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C4H8O2(l) + C2H6O(l) = C6H12O2(l) + H2O(l) =>
C4H8O2(l) + C2H6O(l) = C6H12O2(l) + H2O(l)
HCHO2(aq)KOH(aq) = H2O(l)KCHO2(aq) =>
HCHO2(aq)KOH(aq) = H2O(l)KCHO2(aq)
NaCl + Pb(NO{3}){2} = PbCl{2} + NaNO{3} =>
NaCl + Pb(NO{3}){2} = PbCl{2} + NaNO{3}
Ca(OH)2(aq) + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 H2O(l)
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
Ca(OH)2(aq) + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 H2O(l)
HCO2HKOH = HCO2KH2O =>
HCO2HKOH = HCO2KH2O
ZnO + Mn = Zn + MnO =>
ZnO + Mn = Zn + MnO
Fe(s) + S(s) = Fe2S3(s) =>
2 Fe(s) + 3 S(s) = Fe2S3(s)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Al(OH)3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al(OH)3(s) + 3 HCl(aq) = AlCl3(aq) + 3 H2O(l)
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
C30H62O2 + O2 = CO2 + H2O =>
2 C30H62O2 + 89 O2 = 60 CO2 + 62 H2O
C8H16OH + O2 = CO + H2O =>
4 C8H16OH + 31 O2 = 32 CO + 34 H2O
Mn(NO3)2 + NH3 = MnH3 + N(NO3)2 =>
Mn(NO3)2 + NH3 = MnH3 + N(NO3)2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
HCl(aq)NaHCO3 = NaClH2CO3 =>
HCl(aq)NaHCO3 = NaClH2CO3
HCl(l)KOH(s) = H2O(l)KCl(s) =>
HCl(l)KOH(s) = H2O(l)KCl(s)
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
AlCl3 + (NH4)2SO4 = Al2(SO4)3 + NH4Cl =>
2 AlCl3 + 3(NH4)2SO4 = Al2(SO4)3 + 6 NH4Cl
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
NH3 + CuSO4 = [Cu(NH3)]{2} + SO4{2-} =>
NH3 + CuSO4 = [Cu(NH3)]{2} + SO4{2-}
HClHBr = H2ClBr =>
HClHBr = H2ClBr
V(s) + O(g) = V2O5(s) =>
2 V(s) + 5 O(g) = V2O5(s)
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
CH4(g) + Cl2(g) = CCl4(l) + HCl(g) =>
CH4(g) + 4 Cl2(g) = CCl4(l) + 4 HCl(g)
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
Na2S + HCl = H2S + NaCl =>
Na2S + 2 HCl = H2S + 2 NaCl
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
NO2NaOH = NaNO2NaNO3H2O =>
2 NO2NaOH = NaNO2NaNO3H2O
Fe(s) + O2(g) = FeO(s) =>
2 Fe(s) + O2(g) = 2 FeO(s)
KOH + NaH2PO4 = Na2HPO4 + K3PO4 + H2O =>
3 KOH + 2 NaH2PO4 = Na2HPO4 + K3PO4 + 3 H2O
AgCI + Ca = Ag + Ca(CI)2 =>
2 AgCI + Ca = 2 Ag + Ca(CI)2
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
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