Équations équilibrées la veille |
6 C14H12O2 + 2 NO3 = 6 C14H10O2 + N2 + 6 H2O
Na + H(OH) = Na(OH) + H2 =>
2 Na + 2 H(OH) = 2 Na(OH) + H2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
NaO + HO = NaOH + O =>
NaO + HO = NaOH + O
Mn(NO3)2 + H2O2 = MnO2 + NO3 + H2O =>
Mn(NO3)2 + 2 H2O2 = MnO2 + 2 NO3 + 2 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
KMnO4 + NaBr + H2O = NaBrO3 + KOH + MnO2 =>
2 KMnO4 + NaBr + H2O = NaBrO3 + 2 KOH + 2 MnO2
Al(OH)3 + HgS = Al2S3 + Hg(OH)2 =>
2 Al(OH)3 + 3 HgS = Al2S3 + 3 Hg(OH)2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
ZnS + H2SO4 = Zn2SO4 + SO2 + H2O =>
2 ZnS + 6 H2SO4 = Zn2SO4 + 7 SO2 + 6 H2O
Ca(ClO)2 + KI + HCl = CaCl2 + H2O + I2 + KCl =>
Ca(ClO)2 + 4 KI + 4 HCl = CaCl2 + 2 H2O + 2 I2 + 4 KCl
C3H8O3 + C4H8O2 = C15H26O6 + H2O =>
C3H8O3 + 3 C4H8O2 = C15H26O6 + 3 H2O
NiSO4*6H2O + NaOH = Ni(OH)2 + Na2SO4 + H2O =>
NiSO4*6H2O + 2 NaOH = Ni(OH)2 + Na2SO4 + 6 H2O
CaSO4 + K = K2SO4 + Ca =>
CaSO4 + 2 K = K2SO4 + Ca
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
LiCl + Al2O3 = Li2O + AlCl3 =>
6 LiCl + Al2O3 = 3 Li2O + 2 AlCl3
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Fe + S = FeS =>
Fe + S = FeS
Na2S(aq) + ZnSO4(aq) = Na2SO4 + ZnS =>
Na2S(aq) + ZnSO4(aq) = Na2SO4 + ZnS
KMnO4 + Na + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 10 Na + 8 H2SO4 = 8 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
H2S + Cd(OH)2 = CdS + H2O =>
H2S + Cd(OH)2 = CdS + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cd(OH)2 + H = Cd + H2O =>
Cd(OH)2 + 2 H = Cd + 2 H2O
NaOH + HB = H2O + NaB =>
NaOH + HB = H2O + NaB
KClO3 + H2O = KOH + KClO4 + ClO2 =>
3 KClO3 + H2O = 2 KOH + KClO4 + 2 ClO2
MnCl2 + KNO3 = Mn(NO3)2 + KCl =>
MnCl2 + 2 KNO3 = Mn(NO3)2 + 2 KCl
NiCl2 + CH3COONa = Ni(CH3COO)2 + NaCl =>
NiCl2 + 2 CH3COONa = Ni(CH3COO)2 + 2 NaCl
CH4N2S + NaOH = NH3 + Na2CS + O =>
CH4N2S + 2 NaOH = 2 NH3 + Na2CS + 2 O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Cu + N2O5 = CuO + N2 =>
5 Cu + N2O5 = 5 CuO + N2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNO2 + NH3 = NH4NO2 =>
HNO2 + NH3 = NH4NO2
Ag2SO4 + HNO3 = AgNO3 + H2SO4 =>
Ag2SO4 + 2 HNO3 = 2 AgNO3 + H2SO4
P2O3 = P + O2 =>
2 P2O3 = 4 P + 3 O2
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
C6H5ONa + H2O = C6H6ONa + OH =>
C6H5ONa + H2O = C6H6ONa + OH
K2S + CuBr2 = CuS + KBr =>
K2S + CuBr2 = CuS + 2 KBr
Ti(CO3)2 + HCl = CO2 + H2O + TiCl4 =>
Ti(CO3)2 + 4 HCl = 2 CO2 + 2 H2O + TiCl4
H2O + SO2 + O2 = H2SO4 =>
2 H2O + 2 SO2 + O2 = 2 H2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaCN + NaOH + Cl2 = NaCl + H2O + Na2CO3 + N2 =>
2 NaCN + 12 NaOH + 5 Cl2 = 10 NaCl + 6 H2O + 2 Na2CO3 + N2
HNO2 + NH3 = NH4 + NO2 =>
HNO2 + NH3 = NH4 + NO2
Al2CO3 = Al + C + O =>
Al2CO3 = 2 Al + C + 3 O
Zn(OH)2 + LiOH = Li[Zn(OH)3] =>
Zn(OH)2 + LiOH = Li[Zn(OH)3]
Fe(s) + S = FeS =>
Fe(s) + S = FeS
C4H9OH + CuO = C4H7OH + H2O + Cu =>
C4H9OH + CuO = C4H7OH + H2O + Cu
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
NH3 + C2H5OH = N(C2H5)3 + H2O =>
NH3 + 3 C2H5OH = N(C2H5)3 + 3 H2O
K3[Cr(OH)6] + KClO = K2CrO4 + KCl + KOH + H2O =>
2 K3[Cr(OH)6] + 3 KClO = 2 K2CrO4 + 3 KCl + 2 KOH + 5 H2O
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