| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Eu + 6 HF = 2 EuF3 + 3 H2
*4O2 = O =>
*4O2 = 8 O
C8H10N4O2 + NaNO3 = Na2CO3 + N2 + CO2 + H2O =>
5 C8H10N4O2 + 38 NaNO3 = 19 Na2CO3 + 29 N2 + 21 CO2 + 25 H2O
NaHS03 + H2SO4 = Na2SO4 + H2O + SO2 =>
2 NaHS03 + 15 H2SO4 = Na2SO4 + 16 H2O + 20 SO2
B(s) + N2(g) = BN =>
2 B(s) + N2(g) = 2 BN
LiClAgNO3 = LiNO3AgCl =>
LiClAgNO3 = LiNO3AgCl
Sn(NO3)4 + Na2S = SnS2 + NaNO3 =>
Sn(NO3)4 + 2 Na2S = SnS2 + 4 NaNO3
C6H5OH + Br = C6H4BrOH + HBr =>
C6H5OH + 2 Br = C6H4BrOH + HBr
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + CaCO3 + H2O =>
Mg(HCO3)2 + 2 Ca(OH)2 = Mg(OH)2 + 2 CaCO3 + 2 H2O
FeS + HCl(aq) = H2S + FeCl2 =>
FeS + 2 HCl(aq) = H2S + FeCl2
Na2CO3*10H2O = Na2CO3 + H2O =>
Na2CO3*10H2O = Na2CO3 + 10 H2O
Tl2SO4 + C = Tl2S + CO2 =>
Tl2SO4 + 2 C = Tl2S + 2 CO2
KMnO4 + NaNO2 + NaOH = K2MnO4 + NaMnO4 + NaNO3 + H2O =>
4 KMnO4 + NaNO2 + 2 NaOH = 2 K2MnO4 + 2 NaMnO4 + NaNO3 + H2O
Co(en)2Cl3*(H2O)HCl = Co(en)2Cl3 + HCl + H2O =>
Co(en)2Cl3*(H2O)HCl = Co(en)2Cl3 + HCl + H2O
CuO + NaOH = CuOH3 + NaO =>
CuO + 3 NaOH = CuOH3 + 3 NaO
CuO + C2H5OH = CH3COOH + H2O + Cu =>
2 CuO + C2H5OH = CH3COOH + H2O + 2 Cu
H2O2 + Ce = Ce(OH)3 =>
3 H2O2 + 2 Ce = 2 Ce(OH)3
Na2CO3 + NH4Cl = NH4CO3 + Na + Cl =>
Na2CO3 + NH4Cl = NH4CO3 + 2 Na + Cl
HBr + KMnO4 = H2O + Br2 + MnBr + KBr =>
8 HBr + KMnO4 = 4 H2O + 3 Br2 + MnBr + KBr
Cu + H2SO4(concentrated) = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4(concentrated) = CuSO4 + 2 H2O + SO2
Na + FeBr3 = NaBr + Fe =>
3 Na + FeBr3 = 3 NaBr + Fe
NaBO2 + Co(NO3)2 = Co(BO2)2 + NaNO3 =>
2 NaBO2 + Co(NO3)2 = Co(BO2)2 + 2 NaNO3
C1289H2051N343O375S8 + O2 = CO2 + H2O + SO3 + N =>
4 C1289H2051N343O375S8 + 6505 O2 = 5156 CO2 + 4102 H2O + 32 SO3 + 1372 N
Zn + PbNh = ZnNh + Pb =>
Zn + PbNh = ZnNh + Pb
Se + KBrO + H2O = H2SeO3 + Br2 + KOH =>
Se + 4 KBrO + 3 H2O = H2SeO3 + 2 Br2 + 4 KOH
CaOH2 + C2H3O2 = CaC2H3O2 + H2O =>
CaOH2 + C2H3O2 = CaC2H3O2 + H2O
MgSO4 + CuCl2 = CuSO4 + MgCl2 =>
MgSO4 + CuCl2 = CuSO4 + MgCl2
NaOH + Al + Cu = Na3Cu3 + Al(OH)3 =>
3 NaOH + Al + 3 Cu = Na3Cu3 + Al(OH)3
Cu(OH)2 + NaCl = Na(OH)2 + CuCl =>
Cu(OH)2 + NaCl = Na(OH)2 + CuCl
KCl + AgCl = AgK + Cl2 =>
KCl + AgCl = AgK + Cl2
BaCrO4 + Ba(OH)2 = Ba3(CrO4)2 + O2 + H2O =>
4 BaCrO4 + 2 Ba(OH)2 = 2 Ba3(CrO4)2 + O2 + 2 H2O
CH3COH + Cl2 = CCl3COH + H2 =>
2 CH3COH + 3 Cl2 = 2 CCl3COH + 3 H2
HF + Mn = MnF7 + H =>
7 HF + Mn = MnF7 + 7 H
NaH2(CO3) + H3CHCOO = H2O + Na3CHCOO + CO2 =>
24 NaH2(CO3) + 5 H3CHCOO = 30 H2O + 8 Na3CHCOO + 18 CO2
Be(OH)2 + H3PO4 = Be3(PO4)2 + H2O =>
3 Be(OH)2 + 2 H3PO4 = Be3(PO4)2 + 6 H2O
Al2(CO3)3 + H2O = Al(OH)3 + H2CO3 =>
Al2(CO3)3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3
RCOH + O = RCOOH =>
RCOH + O = RCOOH
Na + ZnSO{4} = NaSO{4} + Zn =>
Na + ZnSO{4} = NaSO{4} + Zn
Al2S3 + O2 = Al2O3 + S =>
2 Al2S3 + 3 O2 = 2 Al2O3 + 6 S
Na2SO3 + Cr2(SO4)3 + H2O = Na2CrO4 + H2SO4 + SO =>
4 Na2SO3 + 2 Cr2(SO4)3 + 5 H2O = 4 Na2CrO4 + 5 H2SO4 + 5 SO
TaC + NaCl(aq) + H2O = Ta + CCl(aq) + NaOH + H =>
TaC + NaCl(aq) + H2O = Ta + CCl(aq) + NaOH + H
Sr + Cu2SO4 = SrSO4 + Cu2 =>
Sr + Cu2SO4 = SrSO4 + Cu2
PB(NO3)2 + HCl = HNO3 + PBCl2 =>
PB(NO3)2 + 2 HCl = 2 HNO3 + PBCl2
SiH4 + CH3OH = Si(OH)4 + CH4 =>
SiH4 + 4 CH3OH = Si(OH)4 + 4 CH4
Sr(OH)2 + HNO2 = SrNO2 + H(OH)2 =>
Sr(OH)2 + HNO2 = SrNO2 + H(OH)2
Mg3(PO4)2(s) + H2SO4(aq) = H3PO4(aq) + MgSO4(aq) =>
Mg3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4(aq) + 3 MgSO4(aq)
MnO4{-} + HCOO{-} + H{+} = MnO2 + CO2 + H2O =>
2 MnO4{-} + 3 HCOO{-} + 5 H{+} = 2 MnO2 + 3 CO2 + 4 H2O
SN + F = SNF4 =>
SN + 4 F = SNF4
CaC2O4 = CaOCO2CO =>
CaC2O4 = CaOCO2CO
Fe(s) + O2(g) + H2O(l) = Fe(HO)2(s) =>
2 Fe(s) + O2(g) + 2 H2O(l) = 2 Fe(HO)2(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/14/25
Équations équilibrées sur07/14/24
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