| Équations équilibrées la veille |
2 NH4VO3 + 4 H2SO4 + 2 KI = 2 VOSO4 + (NH4)2SO4 + 4 H2O + K2SO4 + I2
C9H20 + Oxygen = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
NH4OH + CoBr3 = NH4Br + Co(OH)3 =>
3 NH4OH + CoBr3 = 3 NH4Br + Co(OH)3
Ca(NO3) + NaHCO3 = Na(NO3) + CaHCO3 =>
Ca(NO3) + NaHCO3 = Na(NO3) + CaHCO3
CH3CHO + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3CHCOOH =>
15 CH3CHO + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 10 CH3CHCOOH
C6H6(OH)3COOH + Br2 = C6H6(Br)3COOH + OH =>
2 C6H6(OH)3COOH + 3 Br2 = 2 C6H6(Br)3COOH + 6 OH
Ca(ClO3)2 + H2O = Ca(OH)2 + HCl + O2 =>
Ca(ClO3)2 + 2 H2O = Ca(OH)2 + 2 HCl + 3 O2
CrO2 + H2O = CrO3 + H2 =>
CrO2 + H2O = CrO3 + H2
Ca + O2 = Ca2O5 =>
4 Ca + 5 O2 = 2 Ca2O5
CH2(OH)CH(OH)CH(OH)CH(OH)CH(OH)CHO + H2 = CH3CH2CH3CH2CH2CH3 + H2O =>
2 CH2(OH)CH(OH)CH(OH)CH(OH)CH(OH)CHO + 15 H2 = 2 CH3CH2CH3CH2CH2CH3 + 12 H2O
H3AsO4 + Cl{-} = HAsO2 + ClO3{-} + H2O =>
3 H3AsO4 + Cl{-} = 3 HAsO2 + ClO3{-} + 3 H2O
C6H5COOH + Na2CO3 = C6H5COONa + CO + H2O =>
17 C6H5COOH + 8 Na2CO3 = 16 C6H5COONa + 15 CO + 11 H2O
Ni + H2(SO4) + H4(P2O5) = Ni4(SO4)4(P2O5) + H2 =>
4 Ni + 4 H2(SO4) + H4(P2O5) = Ni4(SO4)4(P2O5) + 6 H2
Fe(NO3)3 + KClO3 + KOH = K2FeO4 + KNO3 + KCl + H2O =>
2 Fe(NO3)3 + KClO3 + 10 KOH = 2 K2FeO4 + 6 KNO3 + KCl + 5 H2O
CaCl2 + C2H2O4*3H2O = HCl + C2CaO4 + H2O =>
CaCl2 + C2H2O4*3H2O = 2 HCl + C2CaO4 + 3 H2O
CH3COOH + Ag(OH) = AgCH3COO + H2O =>
CH3COOH + Ag(OH) = AgCH3COO + H2O
Ca(NO3)2 + Mg2(CO3)2 = Mg(NO3)2 + Ca2(CO3)2 =>
2 Ca(NO3)2 + Mg2(CO3)2 = 2 Mg(NO3)2 + Ca2(CO3)2
H2O + S = SOH + H2 =>
2 H2O + 2 S = 2 SOH + H2
SbCl5 + KI = I2 + SbCl3 + KCl =>
SbCl5 + 2 KI = I2 + SbCl3 + 2 KCl
Si + NH3 = SiH4 + N2 =>
3 Si + 4 NH3 = 3 SiH4 + 2 N2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
C3H2 + O3 = CO + H3O =>
9 C3H2 + 11 O3 = 27 CO + 6 H3O
V2O5 + SO3 = V2O3 + SO4 =>
V2O5 + 2 SO3 = V2O3 + 2 SO4
KMnO4 + HNO3 + Na2SO3 = Na2SO4 + KNO3 + Mn(NO3)2 + H2O =>
2 KMnO4 + 6 HNO3 + 5 Na2SO3 = 5 Na2SO4 + 2 KNO3 + 2 Mn(NO3)2 + 3 H2O
K(ClO3) + HCl = KCl + H2O + Cl =>
K(ClO3) + 6 HCl = KCl + 3 H2O + 6 Cl
Na{+)+Cl{-) = NaCl =>
Na{+)+Cl{-) = NaCl
Na + O2 = Na2O(aq) =>
4 Na + O2 = 2 Na2O(aq)
Ba(OH)2 + H2(SO4) = Ba(SO4) + H2O =>
Ba(OH)2 + H2(SO4) = Ba(SO4) + 2 H2O
KMnO4 + H2O + C2H2 = HCO2H + KOH + MnO2 =>
2 KMnO4 + 2 H2O + C2H2 = 2 HCO2H + 2 KOH + 2 MnO2
K2Cr2O7 + HCl = Cr2O3 + Cl2 + H2O + K2O =>
K2Cr2O7 + 6 HCl = Cr2O3 + 3 Cl2 + 3 H2O + K2O
CH3CH2OH + CuSO4 = CH3CHOCu + H2SO4 =>
CH3CH2OH + CuSO4 = CH3CHOCu + H2SO4
LiOH + C2H2O4*2H2O = Li2C2O4 + H2O =>
2 LiOH + C2H2O4*2H2O = Li2C2O4 + 4 H2O
C + Fe*2O*3 = Fe + CO*2 =>
2 C + Fe*2O*3 = Fe + 2 CO*2
C6H12O6 + KNO3 = CO2 + H2O + KOH + N2O =>
C6H12O6 + 6 KNO3 = 6 CO2 + 3 H2O + 6 KOH + 3 N2O
C17H34O2(l) + O2(g) = CO2(g) + H2O(l) =>
2 C17H34O2(l) + 49 O2(g) = 34 CO2(g) + 34 H2O(l)
H2O + Li2 = LiO + H2 =>
2 H2O + Li2 = 2 LiO + 2 H2
ZnBr2 + KOH = Zn(OH)2 + KBr =>
ZnBr2 + 2 KOH = Zn(OH)2 + 2 KBr
ReO3 + KOH = KReO4 + ReO2H2O =>
3 ReO3 + 2 KOH = 2 KReO4 + ReO2H2O
HCl + Na = NaClH =>
HCl + Na = NaClH
CoCl2 + Si(OH)4 = Co(OH)2 + SiCl4 =>
2 CoCl2 + Si(OH)4 = 2 Co(OH)2 + SiCl4
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
C + O2 = CO2 =>
C + O2 = CO2
Ni + HIO3 = Ni(IO3)2 + H2 =>
Ni + 2 HIO3 = Ni(IO3)2 + H2
CaH2 = Ca2 + H2 =>
2 CaH2 = Ca2 + 2 H2
Cu(No3)2 + NaOH = Cu(OH)2 + Na(No3) =>
Cu(No3)2 + 2 NaOH = Cu(OH)2 + 2 Na(No3)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
CH3CH2COH + Cu(OH)2 = CH3CH2COOH + Cu2O + H2O =>
CH3CH2COH + 2 Cu(OH)2 = CH3CH2COOH + Cu2O + 2 H2O
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Zn + Pb(CH3COO)2 = Pb + Zn(CH3CO2)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3CO2)2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
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