| Équations équilibrées la veille |
Na + Fe(NO3)2 = Na(NO3)2 + Fe
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
C6H14O2 + NaOH = C6H12O2Na2 + H2O =>
C6H14O2 + 2 NaOH = C6H12O2Na2 + 2 H2O
Pb + Al(OH)3 = Pb(OH)2 + AlOH =>
Pb + Al(OH)3 = Pb(OH)2 + AlOH
HCO + O2 = HO2 + CO =>
HCO + O2 = HO2 + CO
KO2KO2 + H2O = KOH + O2 =>
2 KO2KO2 + 2 H2O = 4 KOH + 3 O2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Na + O2 + H2O = Na(OH) =>
4 Na + O2 + 2 H2O = 4 Na(OH)
Fe + NaOH + H2O = Na2(Fe(OH)4) + H2 =>
Fe + 2 NaOH + 2 H2O = Na2(Fe(OH)4) + H2
HNO3 + K = H2 + KNO3 =>
2 HNO3 + 2 K = H2 + 2 KNO3
CH3COONa(aq) + H2SO4(aq) = CH3COOH + Na2SO4 =>
2 CH3COONa(aq) + H2SO4(aq) = 2 CH3COOH + Na2SO4
Cr2O3 + CaO = Cr2CaO4 =>
Cr2O3 + CaO = Cr2CaO4
HCl(aq) + O2(g) = H2O(l) + Cl(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 4 Cl(g)
гидроксидкальция + углекислыйгаз = карбонаткальция + вода =>
Ca(OH)2 + CO2 = CaCO3 + H2O
NaNO2 + Na2Cr2O7 + HNO3 = NaNO3 + Cr(NO3)3 + H2O =>
3 NaNO2 + Na2Cr2O7 + 8 HNO3 = 5 NaNO3 + 2 Cr(NO3)3 + 4 H2O
гидроксидкальция + углекислыйгаз = карбонаткальция + вода =>
Ca(OH)2 + CO2 = CaCO3 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg2(s) + HCl = H2(g) + MgCl2 =>
Mg2(s) + 4 HCl = 2 H2(g) + 2 MgCl2
HNO3 + H2O = H3O{+} + NO3{-} =>
HNO3 + H2O = H3O{+} + NO3{-}
Pb(NO3)2 + KMnO4 = Pb(MnO4)2 + KNO3 =>
Pb(NO3)2 + 2 KMnO4 = Pb(MnO4)2 + 2 KNO3
HNO3 + H2O = H3O{+} + NO3{-} =>
HNO3 + H2O = H3O{+} + NO3{-}
N2H4H2SO4 + NaOH = N2H4 + Na2SO4 + H2O =>
N2H4H2SO4 + 2 NaOH = N2H4 + Na2SO4 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CH3C6H4NH3Cl + NaHCO3 = CH3C6H4NH2 + NaCl + H2O + CO2 =>
CH3C6H4NH3Cl + NaHCO3 = CH3C6H4NH2 + NaCl + H2O + CO2
CH2OHCHOHCH2OH + HNO3 = CH2ONO2CHONO2CH2ONO2 + H2O =>
CH2OHCHOHCH2OH + 3 HNO3 = CH2ONO2CHONO2CH2ONO2 + 3 H2O
Ca5(PO4)3 + SiO2 + C = CaSiO3 + CO + P2 =>
2 Ca5(PO4)3 + 10 SiO2 + 14 C = 10 CaSiO3 + 14 CO + 3 P2
NaOH + AlOH + H2O = H2 + NaAl(OH)4 =>
NaOH + AlOH + 2 H2O = H2 + NaAl(OH)4
K2Cr2O7 + FeSO4 + HCl = KCl + CrCl3 + FeCl3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 14 HCl = 2 KCl + 2 CrCl3 + 2 FeCl3 + 2 Fe2(SO4)3 + 7 H2O
CaCl2 + KH2PO4 = Ca(H2PO4)2 + KCl =>
CaCl2 + 2 KH2PO4 = Ca(H2PO4)2 + 2 KCl
AlCl3 + (NH4)2(CO3) = Al2(CO3)3 + (NH4)Cl =>
2 AlCl3 + 3(NH4)2(CO3) = Al2(CO3)3 + 6(NH4)Cl
HgCl2 + Na2SO4 = HgSO4 + NaCl =>
HgCl2 + Na2SO4 = HgSO4 + 2 NaCl
Mg + CaSO4 = MgSO4 + Ca =>
Mg + CaSO4 = MgSO4 + Ca
AgNO3(aq) + NaOH = AgOH + NaNO3 =>
AgNO3(aq) + NaOH = AgOH + NaNO3
NaH(CO3) + HCl = NaCl + H2(CO3) =>
NaH(CO3) + HCl = NaCl + H2(CO3)
KNO2 + HClO3 = KNO3 + HCl =>
3 KNO2 + HClO3 = 3 KNO3 + HCl
CsBr + CaO = Cs2O + CaBr2 =>
2 CsBr + CaO = Cs2O + CaBr2
N1H4N1O3 = N2 + O2 + H2O =>
2 N1H4N1O3 = 2 N2 + O2 + 4 H2O
Al + SO = Al2O3 + S =>
2 Al + 3 SO = Al2O3 + 3 S
H2SO4(aq) + NaCN(aq) = HCN(aq) + Na2SO4(aq) =>
H2SO4(aq) + 2 NaCN(aq) = 2 HCN(aq) + Na2SO4(aq)
MgCl2*6H2O + (NH4)2CO3 = MgCO3 + NH4Cl + H2O =>
MgCl2*6H2O + (NH4)2CO3 = MgCO3 + 2 NH4Cl + 6 H2O
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
NH3Cl + Cu(OH)2 = CuCl2 + NH3OH =>
2 NH3Cl + Cu(OH)2 = CuCl2 + 2 NH3OH
KI + O2 + H2SO4 = I + K2SO4 + H2O =>
4 KI + O2 + 2 H2SO4 = 4 I + 2 K2SO4 + 2 H2O
MnC2O4*3H2O + O2 = MnO + H2O + CO2 =>
2 MnC2O4*3H2O + O2 = 2 MnO + 6 H2O + 4 CO2
Pb(NO3)2 + KI = I2Pb + KNO3 =>
Pb(NO3)2 + 2 KI = I2Pb + 2 KNO3
Zn(s) + H2CO3(aq) = H2(g) + ZnCO3(aq) =>
Zn(s) + H2CO3(aq) = H2(g) + ZnCO3(aq)
CuBr + HNO3 = Cu(NO3)2 + Br2 + NO + H2O =>
6 CuBr + 16 HNO3 = 6 Cu(NO3)2 + 3 Br2 + 4 NO + 8 H2O
CO2(g) + H2O(aq) = C6H12O6(aq) + O2(g) =>
6 CO2(g) + 6 H2O(aq) = C6H12O6(aq) + 6 O2(g)
FeN2O6 + HNO3 = FeN3O9 + H2O + NO =>
3 FeN2O6 + 4 HNO3 = 3 FeN3O9 + 2 H2O + NO
Cu(OH)2(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) =>
Cu(OH)2(s) + 2 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O(l)
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Équations équilibrées sur10/26/24
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