| Équations équilibrées la veille |
CoCl2(aq) + Na2CrO4(aq) = CoCrO4(s) + 2 NaCl(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
SnCl2 + NaWO4 + HCl = SnCl4 + W5O14 + NaCl + H2O =>
7 SnCl2 + 10 NaWO4 + 24 HCl = 7 SnCl4 + 2 W5O14 + 10 NaCl + 12 H2O
HNO3 = N2 + H2 + O2 =>
2 HNO3 = N2 + H2 + 3 O2
PBr3 + KMnO4 + H2O = Mn(H2PO4)2 + Br2 + KBr + MnBr2 =>
8 PBr3 + 6 KMnO4 + 8 H2O = 4 Mn(H2PO4)2 + 7 Br2 + 6 KBr + 2 MnBr2
Br3F = Br + F =>
Br3F = 3 Br + F
Fe + B = Fe2B =>
2 Fe + B = Fe2B
KClO3 + CaH2 = KCl + CaO + H2O =>
2 KClO3 + 3 CaH2 = 2 KCl + 3 CaO + 3 H2O
NH3(g) + H2SO4(aq) = (NH4)2SO4(aq) =>
2 NH3(g) + H2SO4(aq) = (NH4)2SO4(aq)
H2SO4 + H2S = SO2 + H2O =>
3 H2SO4 + H2S = 4 SO2 + 4 H2O
NiSe + O2 = NiO + Se =>
2 NiSe + O2 = 2 NiO + 2 Se
CH3COOH + AgNO3 = CH3NO3 + AgCOOH =>
CH3COOH + AgNO3 = CH3NO3 + AgCOOH
K2C2O4(aq) + CaCl2(aq) = KCl(aq) + CaC2O4(s) =>
K2C2O4(aq) + CaCl2(aq) = 2 KCl(aq) + CaC2O4(s)
NO3 + CH4O = N2 + CO2 + H2O =>
2 NO3 + 2 CH4O = N2 + 2 CO2 + 4 H2O
CH3COOH + AgNO3 = CH3NO3 + AgCOOH =>
CH3COOH + AgNO3 = CH3NO3 + AgCOOH
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
C2H5OH + Cu(OH)2 + NaOH = C2H5COONa + Cu2O + H2O =>
3 C2H5OH + 8 Cu(OH)2 + 2 NaOH = 2 C2H5COONa + 4 Cu2O + 13 H2O
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
MnCl2 + K4Fe(CN)6 = KCl + Mn2[Fe(CN)6] =>
2 MnCl2 + K4Fe(CN)6 = 4 KCl + Mn2[Fe(CN)6]
Na2O + H4P2O7 = Na4P2O7 + H2O =>
2 Na2O + H4P2O7 = Na4P2O7 + 2 H2O
S2 + O4 = SO3 =>
2 S2 + 3 O4 = 4 SO3
NH4HNO3 = N2 + O2 + H2O =>
4 NH4HNO3 = 4 N2 + O2 + 10 H2O
C6H12O6N2 + O2 = CO2 + H2O + NH3 =>
2 C6H12O6N2 + 9 O2 = 12 CO2 + 6 H2O + 4 NH3
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
H2SO3 + Zn = ZnSO4 + H2S + H2O =>
5 H2SO3 + 3 Zn = 3 ZnSO4 + 2 H2S + 3 H2O
C6H6N2O + O2 = CO2 + H2O + N2 =>
C6H6N2O + 7 O2 = 6 CO2 + 3 H2O + N2
MgO + NaCO3 = Mg(CO3)2 + Na2O =>
MgO + 2 NaCO3 = Mg(CO3)2 + Na2O
Fe(s) + Cd(NO3)2 = Fe(NO3)3(aq) + Cd(s) =>
2 Fe(s) + 3 Cd(NO3)2 = 2 Fe(NO3)3(aq) + 3 Cd(s)
HCl + ZnO = ZnCl2 + H2O =>
2 HCl + ZnO = ZnCl2 + H2O
CH3COSH + O2 = CO2 + H2O + SO2 =>
2 CH3COSH + 7 O2 = 4 CO2 + 4 H2O + 2 SO2
CHCl2COOH + H2O = H3O + CHCl2COO =>
CHCl2COOH + H2O = H3O + CHCl2COO
Fe + NaCl = FeCl2 + Na =>
Fe + 2 NaCl = FeCl2 + 2 Na
C10H18 + O2 = CO2 + H2O =>
2 C10H18 + 29 O2 = 20 CO2 + 18 H2O
LiOH(ac) + H2SO4 = Li2SO4 + H2O =>
2 LiOH(ac) + H2SO4 = Li2SO4 + 2 H2O
N5 = N1 =>
N5 = 5 N1
NH4F + Al(OH)3 = NH4OH + AlF3 =>
3 NH4F + Al(OH)3 = 3 NH4OH + AlF3
CaHSO3 = CaO + S2O8 + H2S =>
4 CaHSO3 = 4 CaO + S2O8 + 2 H2S
H2O2(aq)MnO2(catalyst) = H2MnO4 =>
H2O2(aq)MnO2(catalyst) = H2MnO4
C5H10O + O2(g) = CO2(g) + H2O =>
C5H10O + 7 O2(g) = 5 CO2(g) + 5 H2O
Br2(l) + NaCl(s) = NaBr + Cl2 =>
Br2(l) + 2 NaCl(s) = 2 NaBr + Cl2
Zn + Pb(ClO3)2 = Zn(ClO3)2 + Pb =>
Zn + Pb(ClO3)2 = Zn(ClO3)2 + Pb
HNO3 + FeSO3 = Fe(NO3)2 + SO2 + H2O =>
2 HNO3 + FeSO3 = Fe(NO3)2 + SO2 + H2O
CaSO4*2H2O(s) = CaO(s) + SO2(g) + O2(g) + H2O(g) =>
2 CaSO4*2H2O(s) = 2 CaO(s) + 2 SO2(g) + O2(g) + 4 H2O(g)
Zn + Au(ClO4)3 = Zn(ClO4) + Au =>
3 Zn + Au(ClO4)3 = 3 Zn(ClO4) + Au
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe(s) + O2(g) + H2O = Fe(OH)2(s) =>
2 Fe(s) + O2(g) + 2 H2O = 2 Fe(OH)2(s)
Li + O2 = LiO2 =>
Li + O2 = LiO2
Cr + BrO3 = CrO4 + Br =>
3 Cr + 4 BrO3 = 3 CrO4 + 4 Br
NaCHO3 + HC2H3O2 = NaC2H3O2 + HCHO3 =>
NaCHO3 + HC2H3O2 = NaC2H3O2 + HCHO3
CH3CH(OH)COOH + CaCO3 = Ca[CH3CH(OH)COO] + CO2 + H2O =>
13 CH3CH(OH)COOH + 12 CaCO3 = 12 Ca[CH3CH(OH)COO] + 15 CO2 + 9 H2O
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Équations équilibrées sur10/27/24
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