Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCe + H2SO4 = 2 HCe + Na2SO4
N2H4(l) = NH3(g) + N2(g) =>
3 N2H4(l) = 4 NH3(g) + N2(g)
C4H6O + KMnO4 + H2O = C4H6O4 + KOH + MnO2 =>
C4H6O + 2 KMnO4 + H2O = C4H6O4 + 2 KOH + 2 MnO2
PbCl2(s) + H2O(l) = HCl + PbO =>
PbCl2(s) + H2O(l) = 2 HCl + PbO
HgCl2 + Ag(NO3) = Hg(NO3)2 + AgCl =>
HgCl2 + 2 Ag(NO3) = Hg(NO3)2 + 2 AgCl
C4H10 + O26 = CO2 + H2O =>
2 C4H10 + O26 = 8 CO2 + 10 H2O
NaCl + HCl = Cl2NaH =>
NaCl + HCl = Cl2NaH
(MnO4) + (CN) = (MnO2) + (CNO) =>
(MnO4) + 2(CN) = (MnO2) + 2(CNO)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
CuCl2(aq) + Al(OH)3(aq) = Cu(OH)2(aq) + AlCl3(s) =>
3 CuCl2(aq) + 2 Al(OH)3(aq) = 3 Cu(OH)2(aq) + 2 AlCl3(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
V2O5 + Na2CO3 = Na2V6O16 + CO2 =>
3 V2O5 + Na2CO3 = Na2V6O16 + CO2
Mg + SO4 + NaOH = Mg(OH)2 + Na2SO4 =>
Mg + SO4 + 2 NaOH = Mg(OH)2 + Na2SO4
S + Na2SO3 = Na2S2O3 =>
S + Na2SO3 = Na2S2O3
CU2O + C = CU + CO2 =>
2 CU2O + 3 C = 4 CU + CO2
Si2H6 + H2O = H2 + SiO2 =>
Si2H6 + 4 H2O = 7 H2 + 2 SiO2
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
Na2CO3 + K2CrO4 = K2CO3 + Na2CrO4 =>
Na2CO3 + K2CrO4 = K2CO3 + Na2CrO4
Sn + HCl + H2O2 = SnCl2*2H2O =>
Sn + 2 HCl + H2O2 = SnCl2*2H2O
KJO3 + HCl = KJ + Cl2 + H2O =>
KJO3 + 6 HCl = KJ + 3 Cl2 + 3 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
NaCl2(aq) + NaBr(aq) = NaCl(aq) + Br2(l) =>
2 NaCl2(aq) + 2 NaBr(aq) = 4 NaCl(aq) + Br2(l)
BaOHNO3 + KHSO4 = KNO3 + H2O + BaSO4 =>
BaOHNO3 + KHSO4 = KNO3 + H2O + BaSO4
Cr2S3 + KNO3 + Na2CO3 = K2CrO4 + NO + K2CO3 + Na2SO4 =>
Cr2S3 + 10 KNO3 + 3 Na2CO3 = 2 K2CrO4 + 10 NO + 3 K2CO3 + 3 Na2SO4
LiOH + HNO2 = LiNO2 + H2O =>
LiOH + HNO2 = LiNO2 + H2O
KHSO3 + Br2 + H2O = KHSO4 + HBr =>
KHSO3 + Br2 + H2O = KHSO4 + 2 HBr
C3H7COOHC2H6O = C6H12O2H2O =>
C3H7COOHC2H6O = C6H12O2H2O
K2SO4 + Al2(SO4)3 = KAl(SO4)2 =>
K2SO4 + Al2(SO4)3 = 2 KAl(SO4)2
Na + Ce2 = NaCe =>
2 Na + Ce2 = 2 NaCe
SiO2 + Na2CO3 = Na2O3Si + CO2 =>
SiO2 + Na2CO3 = Na2O3Si + CO2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
MnO2 + CO = Mn2O3 + CO2 = =>
2 MnO2 + CO = Mn2O3 + CO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KOH + J2 = KJ + KJO3 + H2O =>
6 KOH + 3 J2 = 5 KJ + KJO3 + 3 H2O
HBr(aq) = H(g) + Br(l) =>
HBr(aq) = H(g) + Br(l)
BF3 + Al2O3 = BO3 + Al2F3 =>
BF3 + Al2O3 = BO3 + Al2F3
Cu + S = Cu(S)1 =>
Cu + S = Cu(S)1
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Mg + BiCl3 = MgCl2 + Bi =>
3 Mg + 2 BiCl3 = 3 MgCl2 + 2 Bi
Ho2O3 + NH4Cl = HoCl3 + NH3 + H2O =>
Ho2O3 + 6 NH4Cl = 2 HoCl3 + 6 NH3 + 3 H2O
NaOH + NiCl = NiOH + NaCl =>
NaOH + NiCl = NiOH + NaCl
FeC2O4*H2O + O2 = Fe2O3 + H2O + CO2 =>
4 FeC2O4*H2O + 3 O2 = 2 Fe2O3 + 4 H2O + 8 CO2
Fe2 + NH3 = Fe(NH3)2 =>
Fe2 + 4 NH3 = 2 Fe(NH3)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Na2SO4 + MgCl2 = MgSO4 + NaCl =>
Na2SO4 + MgCl2 = MgSO4 + 2 NaCl
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Ba(OH)2 + HCl = (H2O)2 + BaCl2 =>
Ba(OH)2 + 2 HCl = (H2O)2 + BaCl2
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Équations équilibrées sur10/18/24
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