| Équations équilibrées la veille |
2 Fe2O3 + 3 Si = 4 Fe + 3 SiO2
C2H5Br + C3H7MgBr = C5H12 + MgBr2 =>
C2H5Br + C3H7MgBr = C5H12 + MgBr2
Fe + P4 = FeP =>
4 Fe + P4 = 4 FeP
HNO3(aq) + Cu = Cu(NO3)2 + NO2 + H2O =>
4 HNO3(aq) + Cu = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3COOC4H9 + NaHCO3 = CH3COONa + H2O + CO2 =>
CH3COOC4H9 + 4 NaHCO3 = 4 CH3COONa + 2 H2O + 2 CO2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
Li[AlH4] + H2O = H2 + Al(OH)3 + Li(OH)2 =>
2 Li[AlH4] + 10 H2O = 9 H2 + 2 Al(OH)3 + 2 Li(OH)2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CoCl3 + Be = BeCl2 + Co =>
2 CoCl3 + 3 Be = 3 BeCl2 + 2 Co
C3 + H6 = CH =>
2 C3 + H6 = 6 CH
Zn + K2Cr2O7 + H2SO4 = ZnSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Zn + K2Cr2O7 + 7 H2SO4 = 3 ZnSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NaCrO2 + H2O = NaH2 + CrO3 =>
NaCrO2 + H2O = NaH2 + CrO3
NH4Fe(SO4)2 + NaOH = NH4OH + Na2SO4 + Fe(OH)3 =>
NH4Fe(SO4)2 + 4 NaOH = NH4OH + 2 Na2SO4 + Fe(OH)3
NaOH + CO2 = (Na)2CO3 + H2O =>
2 NaOH + CO2 = (Na)2CO3 + H2O
KCI + H2SO4 = HCI + K2SO4 =>
2 KCI + H2SO4 = 2 HCI + K2SO4
C2H4O2 + NaHCO3 = CO2 + C2H3NaO2 + H2O =>
C2H4O2 + NaHCO3 = CO2 + C2H3NaO2 + H2O
Cr = Cr207 =>
207 Cr = Cr207
PbS(s) + H2O2(aq) = PbSO4(aq) + H2O(l)* =>
PbS(s) + 4 H2O2(aq) = PbSO4(aq) + 4 H2O(l)*
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO3 + P =>
3 Ca3(PO4)2 + 9 SiO2 + 5 C = 9 CaSiO3 + 5 CO3 + 6 P
FeSO4 + Na2SO4 = FeNa + SO4 =>
2 FeSO4 + Na2SO4 = 2 FeNa + 3 SO4
Co = Co2 =>
2 Co = Co2
BiCl3 + H[SnCl3] + HCl = Bi + H2[SnCl6] =>
2 BiCl3 + 3 H[SnCl3] + 3 HCl = 2 Bi + 3 H2[SnCl6]
B2O2 + H2O = H2B2O3 =>
B2O2 + H2O = H2B2O3
C6H6COOH + NaOH = C6H6COONa + H2O =>
C6H6COOH + NaOH = C6H6COONa + H2O
H2O6666HH6HHHH6HH = H + O =>
H2O6666HH6HHHH6HH = 20 H + 6666 O
SiO2CaCO3 = CaSiO3CO2 =>
SiO2CaCO3 = CaSiO3CO2
CuO + CO = Cu + CO2 =>
CuO + CO = Cu + CO2
AsO4{-3} + AgNO3 = Ag3AsO4 + NO3{-} =>
AsO4{-3} + 3 AgNO3 = Ag3AsO4 + 3 NO3{-}
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
H2O = H(OH) =>
H2O = H(OH)
MnSO4 = MnO2 + SO2 =>
MnSO4 = MnO2 + SO2
C + O2 = CO2 =>
C + O2 = CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
SnCl4 + Cu = CuCl2 + SnCl2 =>
SnCl4 + Cu = CuCl2 + SnCl2
C + O2 = CO2 =>
C + O2 = CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuSO4 + NaHCO3 = Na2SO4 + CuCO3*Cu(OH)2 + CO2 + H2O =>
2 CuSO4 + 4 NaHCO3 = 2 Na2SO4 + CuCO3*Cu(OH)2 + 3 CO2 + H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Mercury(II)Chlorate + SodiumDichromate = Mercury(II)Dichromate + SodiumChlorate =>
Mercury(II)Chlorate + SodiumDichromate = Mercury(II)Dichromate + SodiumChlorate
{-}hydroxy{-}3{-}methoxybenzaldehyde = {-}hydroxy{-}3{-}methoxybenylalcohol =>
{-}hydroxy{-}3{-}methoxybenzaldehyde = {-}hydroxy{-}3{-}methoxybenylalcohol
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
H3SO4 + NaOH = Na3SO4 + H2O =>
H3SO4 + 3 NaOH = Na3SO4 + 3 H2O
C6H5NH2 + H2SO4 = (C6H5NH3)2SO4 =>
2 C6H5NH2 + H2SO4 = (C6H5NH3)2SO4
CH3CH(OH)CH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3(CO)CH2CH3 + H2O =>
5 CH3CH(OH)CH2CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3(CO)CH2CH3 + 9 H2O
Al + NH3 + H2O = Al(OH)3 + NH6 =>
Al + NH3 + 3 H2O = Al(OH)3 + NH6
NaSO3 + AgNO3 = AgSO3 + NaNO3 =>
NaSO3 + AgNO3 = AgSO3 + NaNO3
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Équations équilibrées sur11/11/24
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