Équations équilibrées la veille |
2 Na + MgF2 = 2 NaF + Mg
C8H10O + K2Cr2O7 + H2SO4 = C8H8O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C8H10O + K2Cr2O7 + 4 H2SO4 = 3 C8H8O + K2SO4 + Cr2(SO4)3 + 7 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CH3CH2COOH + CH3CH2NH2 = CH3CH2CONHCH2CH3 + H2O =>
CH3CH2COOH + CH3CH2NH2 = CH3CH2CONHCH2CH3 + H2O
Mg + CO2 = MgO + CO =>
Mg + CO2 = MgO + CO
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
SO2 + Br2 + H2O = HBr + (H2SO4) =>
SO2 + Br2 + 2 H2O = 2 HBr + (H2SO4)
CaO + NaOH = Na2O + Ca(OH)2 =>
CaO + 2 NaOH = Na2O + Ca(OH)2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
Br2 + NH4OH = NH4Br + N2 + H2O =>
3 Br2 + 8 NH4OH = 6 NH4Br + N2 + 8 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
K3(Fe(CN)6) + FeCl3 = Fe3(Fe(CN)6)3 + KCl =>
3 K3(Fe(CN)6) + 3 FeCl3 = Fe3(Fe(CN)6)3 + 9 KCl
H2S + AlBr3 = HBr + Al2S3 =>
3 H2S + 2 AlBr3 = 6 HBr + Al2S3
C2H3OH + O2 = CO2 + H2O =>
2 C2H3OH + 5 O2 = 4 CO2 + 4 H2O
AgNO3 + CH3COOH = AgC2H3O2 + HNO3 =>
AgNO3 + CH3COOH = AgC2H3O2 + HNO3
SO2 + H2O2 = SO3H2O =>
SO2 + H2O2 = SO3H2O
CH3CH2CH2CHO + Cu(OH)2 = CH3CH2CH2COOH + Cu2O + H2O =>
CH3CH2CH2CHO + 2 Cu(OH)2 = CH3CH2CH2COOH + Cu2O + 2 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
FeO + HNO3 = FeHNO4 =>
FeO + HNO3 = FeHNO4
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CO + H2O = C2H6 + O2 =>
4 CO + 6 H2O = 2 C2H6 + 5 O2
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
KMgO4 + H2C2O4 + H2SO4 = MgSO4 + K2SO4 + CO2 + H2O =>
2 KMgO4 + 5 H2C2O4 + 3 H2SO4 = 2 MgSO4 + K2SO4 + 10 CO2 + 8 H2O
PbCl2 + NH3 = Pb(NH3)2 + Cl2 =>
PbCl2 + 2 NH3 = Pb(NH3)2 + Cl2
Ti(s) + CI = TiCI =>
Ti(s) + CI = TiCI
CH3CH2OH + Br = CH2BrCH2Br + H2O =>
CH3CH2OH + 2 Br = CH2BrCH2Br + H2O
BaO + HNO2 = Ba(NO2)2 + H2O =>
BaO + 2 HNO2 = Ba(NO2)2 + H2O
FeCO3 + HCl = FeCl2 + H2 + CO + O =>
FeCO3 + 2 HCl = FeCl2 + H2 + CO + 2 O
Ca2Si + HCl = CaCl2 + SiH4 =>
Ca2Si + 4 HCl = 2 CaCl2 + SiH4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H8 + C15H18O3 = C15H24O3 + C6H6 =>
3 C2H8 + 3 C15H18O3 = 3 C15H24O3 + C6H6
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
Ca + HCl = CaCl2 + H2 = =>
Ca + 2 HCl = CaCl2 + H2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
S + O2 = SO2 =>
S + O2 = SO2
CuSO4 + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
ClO2 + H3N = NH4Cl + N2 + H2O =>
6 ClO2 + 16 H3N = 6 NH4Cl + 5 N2 + 12 H2O
CuSO4 + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
H2S + AlBr3 = HBr + Al2S3 =>
3 H2S + 2 AlBr3 = 6 HBr + Al2S3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
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