| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO2Cl = 2 NO2 + Cl2
CuS + HNO3 = H2SO4 + Cu(NO3)2 + H2O + NO2 =>
CuS + 10 HNO3 = H2SO4 + Cu(NO3)2 + 4 H2O + 8 NO2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Na2CO3(aq) + H2SO4(aq) = H2O(l) + CO2(g) + Na2SO4(aq) =>
Na2CO3(aq) + H2SO4(aq) = H2O(l) + CO2(g) + Na2SO4(aq)
C3H7OH + Br2 = C3H6O + HBr =>
C3H7OH + Br2 = C3H6O + 2 HBr
NH3(g) + CO2(g) = CO(NH2)2(s) + H2O(l) =>
2 NH3(g) + CO2(g) = CO(NH2)2(s) + H2O(l)
H2S + Br2 = HBr + S =>
H2S + Br2 = 2 HBr + S
F2 + H2O = HOF + HF =>
F2 + H2O = HOF + HF
Fe2S3 + H2O = Fe(OH)3 + H2S =>
Fe2S3 + 6 H2O = 2 Fe(OH)3 + 3 H2S
F2 + H2O = HOF + HF =>
F2 + H2O = HOF + HF
Mg + CaCl2 = MgCl2 + Ca =>
Mg + CaCl2 = MgCl2 + Ca
FE + CUSO4 = FESO4 + CU =>
FE + CUSO4 = FESO4 + CU
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg3N2(s) + H2SO4(ac) = MgSO4(ac) + ((NH4)2)SO4(ac) =>
Mg3N2(s) + 4 H2SO4(ac) = 3 MgSO4(ac) + ((NH4)2)SO4(ac)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HI + BA(OH)2 = H2O + BAI2 =>
2 HI + BA(OH)2 = 2 H2O + BAI2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MnO2 + FeSO4 = MnSO4 + Fe2O3 + O2 =>
4 MnO2 + 4 FeSO4 = 4 MnSO4 + 2 Fe2O3 + O2
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
F + O2 = F2O7 =>
4 F + 7 O2 = 2 F2O7
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
SiO + C = CO + SiC =>
SiO + 2 C = CO + SiC
Si + N2 = Si3N4 =>
3 Si + 2 N2 = Si3N4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Zr(OH)4(s) + HNO3(aq) = Zr(NO3)(aq) + H(OH)4 =>
Zr(OH)4(s) + HNO3(aq) = Zr(NO3)(aq) + H(OH)4
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
SrCl2(aq) + H2SO4(aq) = SrSO4(s) + HCl(aq) =>
SrCl2(aq) + H2SO4(aq) = SrSO4(s) + 2 HCl(aq)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Zr(OH)4(s) + HNO3(aq) = Zr(NO3)(aq) + H(OH)4(s) =>
Zr(OH)4(s) + HNO3(aq) = Zr(NO3)(aq) + H(OH)4(s)
Cl2 + KOH = H2O + KCl + KClO3 =>
3 Cl2 + 6 KOH = 3 H2O + 5 KCl + KClO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ag + H2O = AgOH + H2 =>
2 Ag + 2 H2O = 2 AgOH + H2
Ca + H2SO4 = CaSO4 + H2O + S =>
3 Ca + 4 H2SO4 = 3 CaSO4 + 4 H2O + S
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
Ag + H2O = AgOH + H2 =>
2 Ag + 2 H2O = 2 AgOH + H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CH4 = C + H2 =>
CH4 = C + 2 H2
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
CuCl2 + KI = CuI + KCl + I2 =>
2 CuCl2 + 4 KI = 2 CuI + 4 KCl + I2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
PbO2 = Pb + O2 =>
PbO2 = Pb + O2
(CH3)3CBr + OH = (CH3)3COH + Br =>
(CH3)3CBr + OH = (CH3)3COH + Br
Cu + Au(NO3)3 = Cu(NO3)2 + Au =>
3 Cu + 2 Au(NO3)3 = 3 Cu(NO3)2 + 2 Au
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/12/15
Équations équilibrées sur03/14/14
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