| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 N + 3 O2 = 2 N2O3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CrO + H2SO4 = CrSO4 + H2O =>
CrO + H2SO4 = CrSO4 + H2O
Sn(OH)2 + H2S = SnS + H2O =>
Sn(OH)2 + H2S = SnS + 2 H2O
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
HClO3(aq) + Sr(OH)2(aq) = Sr(ClO3)2(aq) + H2O(l) =>
2 HClO3(aq) + Sr(OH)2(aq) = Sr(ClO3)2(aq) + 2 H2O(l)
Sn(OH)2 + H2S = SnS + H2O =>
Sn(OH)2 + H2S = SnS + 2 H2O
C7H8 + HNO3 = C7H5N3O6 + H2O =>
C7H8 + 3 HNO3 = C7H5N3O6 + 3 H2O
NHO3 + NO = NO2 + H2O =>
2 NHO3 + NO = 3 NO2 + H2O
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
HBr + Na2CO3 = NaBr + NaHCO3 =>
HBr + Na2CO3 = NaBr + NaHCO3
S + O2 = SO2 =>
S + O2 = SO2
HBr + Na2CO3 = NaBr + H2O + CO2 =>
2 HBr + Na2CO3 = 2 NaBr + H2O + CO2
Pb + NiCl2 = PbCl2 + Ni =>
Pb + NiCl2 = PbCl2 + Ni
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
HCl(aq) + Mg(s) = MgCl2(aq) + H2(g) =>
2 HCl(aq) + Mg(s) = MgCl2(aq) + H2(g)
K2S + NACLO + H2SO4 = S + NACL + K2SO4H2O =>
K2S + NACLO + H2SO4 = S + NACL + K2SO4H2O
Fe(CrO2)2 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 Fe(CrO2)2 + 8 K2CO3 + 7 O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
Cu + OH = Cu(OH)2 =>
Cu + 2 OH = Cu(OH)2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AlCl3(aq) + H2O(l) = Al(OH)3(s) + HCl(aq) =>
AlCl3(aq) + 3 H2O(l) = Al(OH)3(s) + 3 HCl(aq)
SO + O2 = SO3 =>
SO + O2 = SO3
Fe + NaBr = FeBr3 + Na =>
Fe + 3 NaBr = FeBr3 + 3 Na
AL(OH)3 + NAOH = NAALO2 + H2O =>
AL(OH)3 + NAOH = NAALO2 + 2 H2O
H2O + N2O4 = HNO3 + HNO2 =>
H2O + N2O4 = HNO3 + HNO2
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CuFeS2 + O2 = Cu2S + Fe2O3 + SO2 =>
4 CuFeS2 + 9 O2 = 2 Cu2S + 2 Fe2O3 + 6 SO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu2O + H2 = Cu2 + H2O =>
Cu2O + H2 = Cu2 + H2O
C10H14N2O8Na2 + CrCl3 = C10H10N2O8Cr2 + HCl + NaCl =>
C10H14N2O8Na2 + 2 CrCl3 = C10H10N2O8Cr2 + 4 HCl + 2 NaCl
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
K2Cr2O7 + K2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H20 =>
5 K2Cr2O7 + 35 K2SO3 + 20 H2SO4 = 5 Cr2(SO4)3 + 40 K2SO4 + 2 H20
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Al2(So4)3 + NaOh = Al(Oh)3 + Na2So4 =>
Al2(So4)3 + 6 NaOh = 2 Al(Oh)3 + 3 Na2So4
SF4 + I2O5 = IF5 + SO2 =>
5 SF4 + 2 I2O5 = 4 IF5 + 5 SO2
Al2(So4)3 + NaOh = Al(Oh)3 + Na2So4 =>
Al2(So4)3 + 6 NaOh = 2 Al(Oh)3 + 3 Na2So4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
Ca3(PO4)2 + C + SiO2 = CaSiO3 + CO + P4 =>
2 Ca3(PO4)2 + 10 C + 6 SiO2 = 6 CaSiO3 + 10 CO + P4
Al2(So4)3 + NaOh = Al(Oh)3 + Na2So4 =>
Al2(So4)3 + 6 NaOh = 2 Al(Oh)3 + 3 Na2So4
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
C8H18 + O2 = CO2 + H20 =>
10 C8H18 + 80 O2 = 80 CO2 + 9 H20
S8 + O2 = SO =>
S8 + 4 O2 = 8 SO
H2SO4 + C = CO2 + SO2 + H2O =>
2 H2SO4 + C = CO2 + 2 SO2 + 2 H2O
PbCl2 + Li2SO4 = LiCl + PbSO4 =>
PbCl2 + Li2SO4 = 2 LiCl + PbSO4
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/19
Équations équilibrées sur03/05/18
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