| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg(OH)2(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + 2 H2O
CuSO4 + KCl = K2SO4 + CuCl + Cl2 =>
2 CuSO4 + 4 KCl = 2 K2SO4 + 2 CuCl + Cl2
Cu(NO3)2*3H2O + Cr(NO3)3*9H2O + CO(NH2)2 = CuCrO2 + H2O + N2 + CO2 =>
6 Cu(NO3)2*3H2O + 6 Cr(NO3)3*9H2O + 26 CO(NH2)2 = 6 CuCrO2 + 124 H2O + 41 N2 + 26 CO2
Mg3Al2 + NaOH = Mg(OH)2 + Al + Na =>
Mg3Al2 + 6 NaOH = 3 Mg(OH)2 + 2 Al + 6 Na
Li2SO4 + C = Li2S + CO =>
Li2SO4 + 4 C = Li2S + 4 CO
Na[Cu(C10H12N2O8)] + NaOH + HCHO = Cu + CO2 + Na4(C10H12N2O8) + H2O =>
4 Na[Cu(C10H12N2O8)] + 12 NaOH + 3 HCHO = 4 Cu + 3 CO2 + 4 Na4(C10H12N2O8) + 9 H2O
Na(s) + O2(g) = Na2O(aq) =>
4 Na(s) + O2(g) = 2 Na2O(aq)
Pb2NO3 + Cu2(SO4)2 = Pb2(SO4)2 + Cu2NO3 =>
Pb2NO3 + Cu2(SO4)2 = Pb2(SO4)2 + Cu2NO3
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
NaBr + K3PO4 = Na3(PO4) + KBr =>
3 NaBr + K3PO4 = Na3(PO4) + 3 KBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H3C6H5O7(aq) + NaHCO3 = CO2 + H2O + Na3C6H5O7 =>
H3C6H5O7(aq) + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H5O7
Fe2O3 + NHO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 NHO3 = 2 Fe(NO3)3 + 3 H2O
NaOH + C3H6O3 = C3H3O2Na + H2O =>
NaOH + C3H6O3 = C3H3O2Na + 2 H2O
SO4{2-} + BaCl2 = BaSO4 + Cl{-} =>
SO4{2-} + BaCl2 = BaSO4 + 2 Cl{-}
PbSO4 + HNO3 = Pb(NO3)2 + H2O + SO2 + O2 =>
2 PbSO4 + 4 HNO3 = 2 Pb(NO3)2 + 2 H2O + 2 SO2 + O2
SnO2 + C = Sn + CO2 =>
SnO2 + C = Sn + CO2
Cr2O3 + KHSO4 = Cr2(SO4)3 + KOH =>
Cr2O3 + 3 KHSO4 = Cr2(SO4)3 + 3 KOH
Na2CO3 + HCl = CO2(g) + H2O(l) + NaCl =>
Na2CO3 + 2 HCl = CO2(g) + H2O(l) + 2 NaCl
HBr + Pb(NO3)2 = H2 + Pb + Br(NO3) =>
2 HBr + Pb(NO3)2 = H2 + Pb + 2 Br(NO3)
C7H14 + H2O = C7H16O =>
C7H14 + H2O = C7H16O
Ca(HCO3)2 + KMnO4 = KHCO3 + Ca(MnO4)2 =>
Ca(HCO3)2 + 2 KMnO4 = 2 KHCO3 + Ca(MnO4)2
Ge + S = Ge2S4 =>
2 Ge + 4 S = Ge2S4
C12H22O11 + H2 = C2H5OH + CO2 =>
3 C12H22O11 + 6 H2 = 13 C2H5OH + 10 CO2
Al2S3 + HCl = AlCl3 + H2S =>
Al2S3 + 6 HCl = 2 AlCl3 + 3 H2S
AgCl + Mg(OH)2 = Ag(OH) + MgCl2 =>
2 AgCl + Mg(OH)2 = 2 Ag(OH) + MgCl2
HCI + NaOH = H2O + NaCI = =>
HCI + NaOH = H2O + NaCI
HCN + LiOH = LiCN + H2O =>
HCN + LiOH = LiCN + H2O
Cr + NaOH + H2O = Na(Cr(OH)4) + H2 =>
2 Cr + 2 NaOH + 6 H2O = 2 Na(Cr(OH)4) + 3 H2
H2S + Pb(OH)4 = PbS2 + H2O =>
2 H2S + Pb(OH)4 = PbS2 + 4 H2O
P + KBrO3 = KBr + P2O5 =>
6 P + 5 KBrO3 = 5 KBr + 3 P2O5
C8H10 + O4 = CO2 + H2O =>
4 C8H10 + 21 O4 = 32 CO2 + 20 H2O
H4P2O7 + KOH = KPO3 + H2O =>
H4P2O7 + 2 KOH = 2 KPO3 + 3 H2O
silvernitrate + copper = copper(ii)Nitrate + Silver =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Os4 + H1 = Os1H4 =>
Os4 + 16 H1 = 4 Os1H4
SnO2 + NaOH = Na2SnO3 + H2O =>
SnO2 + 2 NaOH = Na2SnO3 + H2O
Cr(s) + NiSO4(aq) = CrSO4(aq) + Ni(s) =>
Cr(s) + NiSO4(aq) = CrSO4(aq) + Ni(s)
NaCl + Sn = SnCl + Na =>
NaCl + Sn = SnCl + Na
SnO2 + NaOH = Na2SnO3 + H2O =>
SnO2 + 2 NaOH = Na2SnO3 + H2O
H2 + Cu(CIO2)2 = HCIO2 + Cu =>
H2 + Cu(CIO2)2 = 2 HCIO2 + Cu
C15H16O2 + COCl2 + NaOH = (OC6H4C(CH3)2C6H4OCO)50 + NaCl + H2O =>
50 C15H16O2 + 50 COCl2 + 100 NaOH = (OC6H4C(CH3)2C6H4OCO)50 + 100 NaCl + 100 H2O
UO2(NO3)2 + Zn + HCl = UCl4 + H2O + Zn(NO3)2 =>
UO2(NO3)2 + Zn + 4 HCl = UCl4 + 2 H2O + Zn(NO3)2
CaS + MgCO3 = CaCO3 + MgS =>
CaS + MgCO3 = CaCO3 + MgS
Ca(HCO3)2(S) = CaO(S) + CO2(g) + H2O(g) =>
Ca(HCO3)2(S) = CaO(S) + 2 CO2(g) + H2O(g)
Al(NO3)3 + Na2CO3 = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO3
CH3COONa + H2O + CO2 = NaHCO3 + CH3COOH =>
CH3COONa + H2O + CO2 = NaHCO3 + CH3COOH
BaCl2(aq) + Na2Co3(s) = NaCl(aq) + BaCo3(s) =>
BaCl2(aq) + Na2Co3(s) = 2 NaCl(aq) + BaCo3(s)
Pb(NO3)2(aq) + Rb3AsO4(aq) = Pb3(AsO4)2(s) + RbNO3(aq) =>
3 Pb(NO3)2(aq) + 2 Rb3AsO4(aq) = Pb3(AsO4)2(s) + 6 RbNO3(aq)
K2SeO3 + KI + HCl = KCl + Se + I2 + H2O =>
K2SeO3 + 4 KI + 6 HCl = 6 KCl + Se + 2 I2 + 3 H2O
C17H33COOH + Br2 = C17H33COOBr + H2 =>
2 C17H33COOH + Br2 = 2 C17H33COOBr + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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