| Équations équilibrées la veille | Équations équilibrées le lendemain |
KOH + NiSO4 = KSO4 + NiOH
S8(s) + P4(s) = P4S3(s) =>
3 S8(s) + 8 P4(s) = 8 P4S3(s)
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe2S3 = Fe + S =>
Fe2S3 = 2 Fe + 3 S
FeBr + KSCN = Fe(SCN) + KBr =>
FeBr + KSCN = Fe(SCN) + KBr
Li2O = Li + O =>
Li2O = 2 Li + O
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
Al + N2 = AlN2 =>
Al + N2 = AlN2
Na2SnO2 + Bi(OH)3 = Bi + Na2SnO3 + H2O =>
3 Na2SnO2 + 2 Bi(OH)3 = 2 Bi + 3 Na2SnO3 + 3 H2O
C3H8 + O2 = CO2 + H2 =>
C3H8 + 3 O2 = 3 CO2 + 4 H2
CaBr2 + Na2SO4 = CaSO4 + NaBr =>
CaBr2 + Na2SO4 = CaSO4 + 2 NaBr
Ni(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) + NO(g) =>
3 Ni(s) + 8 HNO3(aq) = 3 Ni(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Ni(NO3)2*6H2O + Cd(NO3)2*4H2O + Fe(NO3)3*9H2O + NH2CONH2 = NiCdFe2O4 + N2 + CO2 + H2O =>
3 Ni(NO3)2*6H2O + 3 Cd(NO3)2*4H2O + 6 Fe(NO3)3*9H2O + 26 NH2CONH2 = 3 NiCdFe2O4 + 41 N2 + 26 CO2 + 136 H2O
Sr + O2 = SrO2 =>
Sr + O2 = SrO2
NH3(g) + O2(g) = N2(g) + H2O(l) =>
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(l)
K2Cr2O7 + K2S + H2O = K3[Cr(OH)6] + S + KOH =>
K2Cr2O7 + 3 K2S + 7 H2O = 2 K3[Cr(OH)6] + 3 S + 2 KOH
Ca(OH)2 + N2O3 = CaO + N(OH)3 =>
3 Ca(OH)2 + N2O3 = 3 CaO + 2 N(OH)3
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
PbO2 = Pb + O =>
PbO2 = Pb + 2 O
C8H18 + O2 = CO2 + H2 =>
C8H18 + 8 O2 = 8 CO2 + 9 H2
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
PbI2 = Pb + I2 =>
PbI2 = Pb + I2
K2SiO3 + H3PO4 = K2(PO4) + H3SiO3 =>
K2SiO3 + H3PO4 = K2(PO4) + H3SiO3
NO(g) + H2(g) = N2(g) + H2O(l) =>
2 NO(g) + 2 H2(g) = N2(g) + 2 H2O(l)
NH3 + H2O = NH4OH = NH4 + OH =>
NH3 + H2O = NH4OH
N2O4 + N2H4 = N + H2O =>
N2O4 + 2 N2H4 = 6 N + 4 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
PbO2 + HCl = PbCl2 + H2O + O2 =>
2 PbO2 + 4 HCl = 2 PbCl2 + 2 H2O + O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CI + KF = KCI + F =>
CI + KF = KCI + F
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
MnO2(s) + HCl = MnCl2(aq) + Cl2(g) + H2O(g) =>
MnO2(s) + 4 HCl = MnCl2(aq) + Cl2(g) + 2 H2O(g)
HCHO + Cu(OH)2 = HCOOH + Cu2O + H2O =>
HCHO + 2 Cu(OH)2 = HCOOH + Cu2O + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na + O2 = NaO20 =>
Na + 10 O2 = NaO20
Cl + KBr = Br*KCl =>
Cl + KBr = Br*KCl
Ba + O2 = BaO2 =>
Ba + O2 = BaO2
C9H13N + CH3I = C10H16NI =>
C9H13N + CH3I = C10H16NI
HS04 + NaOH = HOH + NaS04 =>
HS04 + NaOH = HOH + NaS04
MgNO + H2O = MgOH2 + N(OH)2 =>
MgNO + 2 H2O = MgOH2 + N(OH)2
Sc + CuO = ScO + Cu =>
Sc + CuO = ScO + Cu
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CI2 + I{1‒} = I2 + CI{1‒} =>
CI2 + I{1‒} = I2 + CI{1‒}
Cu(OH)2 + K2(SO4) = KOH + CuSO4 =>
Cu(OH)2 + K2(SO4) = 2 KOH + CuSO4
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
H4CO4 + V(OH)5 = V4(CO4)5 + H2O =>
5 H4CO4 + 4 V(OH)5 = V4(CO4)5 + 20 H2O
Na2O = Na + O =>
Na2O = 2 Na + O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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