Équations équilibrées la veille |
2 Al(OH)3 = Al2O3 + 3 H2O
*3Fe + *4H2O = Fe2O4 + *4H2 =>
2*3Fe + 3*4H2O = 3 Fe2O4 + 3*4H2
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NaCI + F2 = CI + NaF =>
2 NaCI + F2 = 2 CI + 2 NaF
*3Fe + *4H2O = Fe2O4 + *4H2 =>
2*3Fe + 3*4H2O = 3 Fe2O4 + 3*4H2
Ni + CuBr = NiBr2 + Cu =>
Ni + 2 CuBr = NiBr2 + 2 Cu
CdS + I2 + HCl = CdCl2 + HI + S =>
CdS + I2 + 2 HCl = CdCl2 + 2 HI + S
Ba(SO4) + HCl = BaCl + H(SO4) =>
Ba(SO4) + HCl = BaCl + H(SO4)
Ba(NO3)2 + KI = BaI2 + KNO3 =>
Ba(NO3)2 + 2 KI = BaI2 + 2 KNO3
C7H6O2 + NaOH = C7H5NaO2 + H2O =>
C7H6O2 + NaOH = C7H5NaO2 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
P4O10 + NaCl = POCl3 + NaPO3 =>
P4O10 + 3 NaCl = POCl3 + 3 NaPO3
V2O5 + CH4 = V + CO2 + H2O =>
4 V2O5 + 5 CH4 = 8 V + 5 CO2 + 10 H2O
CuSO4 + Na3Po4 = Cu3(Po4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3Po4 = Cu3(Po4)2 + 3 Na2SO4
Fe(SCN)3 + CuSO4 = Fe(SCN)2 + Cu(SCN) + Cu(SO4)2 =>
Fe(SCN)3 + 2 CuSO4 = Fe(SCN)2 + Cu(SCN) + Cu(SO4)2
(NH4)3PO4 + Na(OH)2 = NH4OH + Na3(PO4)2 =>
2(NH4)3PO4 + 3 Na(OH)2 = 6 NH4OH + Na3(PO4)2
CO2 + AgNO3 = Ag2CO3 + NO2 + O2 =>
2 CO2 + 4 AgNO3 = 2 Ag2CO3 + 4 NO2 + O2
PbO2 + Cr2(SO4)3 + HNO3 + H2O = Pb(NO3)2 + H2Cr2O7 + H2SO4 =>
3 PbO2 + Cr2(SO4)3 + 6 HNO3 + H2O = 3 Pb(NO3)2 + H2Cr2O7 + 3 H2SO4
CH3CHCH2 + H2O = (CH3)2CHOH =>
CH3CHCH2 + H2O = (CH3)2CHOH
C5H11OH + O2 = C5H11COOH + H2O =>
6 C5H11OH + 5 O2 = 5 C5H11COOH + 6 H2O
Na3PO4 + FeCl2 = Na3Cl2 + FePO4 =>
Na3PO4 + FeCl2 = Na3Cl2 + FePO4
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
K2Cr2O7 + CH5OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 6 CH5OH + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 CH3COOH + 28 H2O
HCl + Na(OH) = NaCl + H2O =>
HCl + Na(OH) = NaCl + H2O
Ba(NO3)2 + KI = BaI2 + K(NO3) =>
Ba(NO3)2 + 2 KI = BaI2 + 2 K(NO3)
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
HgOH + HF = HgF + H2O =>
HgOH + HF = HgF + H2O
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
HI + CaCO3 = CO2 + H2O + CaI2 =>
2 HI + CaCO3 = CO2 + H2O + CaI2
C10H8O + C4H9Br + NaOH = NaBr + H2O + C14H16O =>
C10H8O + C4H9Br + NaOH = NaBr + H2O + C14H16O
Al2(SO4)3 + Mg(OH)2 = MgSO4 + Al(OH)3 =>
Al2(SO4)3 + 3 Mg(OH)2 = 3 MgSO4 + 2 Al(OH)3
CH2CHCH2CH3 + KMnO4 + H2O = CH3CH2CHOHCH2OH + KOH + MnO2 =>
3 CH2CHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CH2CHOHCH2OH + 2 KOH + 2 MnO2
Br2 + SnSO4 + NaOH = NaBrO + H2O + SnS =>
4 Br2 + SnSO4 + 8 NaOH = 8 NaBrO + 4 H2O + SnS
ZnCO3 = Zn + CO3 =>
ZnCO3 = Zn + CO3
C2H4(OH)2 + O2 = CO2 + H2O =>
2 C2H4(OH)2 + 5 O2 = 4 CO2 + 6 H2O
BaCl2(ac) + ZnSO4(ac) = Ba(SO4) + ZnCl2 =>
BaCl2(ac) + ZnSO4(ac) = Ba(SO4) + ZnCl2
Cr(OH)3 + HBr = Cr(Br)3 + H2O =>
Cr(OH)3 + 3 HBr = Cr(Br)3 + 3 H2O
H2SO3 + BeCO3 = BeSO3 + H2O + CO2 =>
H2SO3 + BeCO3 = BeSO3 + H2O + CO2
NH4OH + Na2CO3 = NaOH + (NH4)2CO3 =>
2 NH4OH + Na2CO3 = 2 NaOH + (NH4)2CO3
Al2O3 + HI = Al2I + HO3 =>
Al2O3 + HI = Al2I + HO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ag(NO3) + Na2S = Ag2S + Na(NO3) =>
2 Ag(NO3) + Na2S = Ag2S + 2 Na(NO3)
CH3OH + HBr = CH3Br + H2O =>
CH3OH + HBr = CH3Br + H2O
C6H4CH3NO2 + Fe + HCl = C6H4CH3NH2Cl + FeCl2 + H2O =>
2 C6H4CH3NO2 + 5 Fe + 12 HCl = 2 C6H4CH3NH2Cl + 5 FeCl2 + 4 H2O
ZnS + CO = ZnO + CS =>
ZnS + CO = ZnO + CS
C2H2 + KMnO4 + H2O = C2H6O4 + KOH + MnO2 =>
3 C2H2 + 4 KMnO4 + 8 H2O = 3 C2H6O4 + 4 KOH + 4 MnO2
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