| Équations équilibrées la veille |
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
LiOH + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
C12H16O2 + COCl2 + NaOH = NaCl + C16H14O3 + H2O =>
6 C12H16O2 + 8 COCl2 + 16 NaOH = 16 NaCl + 5 C16H14O3 + 21 H2O
SnO2 + C = Sn(s) + CO =>
SnO2 + 2 C = Sn(s) + 2 CO
Au(NO3)3 + Cr = Cr(NO3)3 + Au =>
Au(NO3)3 + Cr = Cr(NO3)3 + Au
H6(g) + Cl2(g) = HCl2(g) =>
H6(g) + 6 Cl2(g) = 6 HCl2(g)
HBrKHCO3 = H2OKBrCO2 =>
HBrKHCO3 = H2OKBrCO2
HCOOH + KCl = KCOOH + HCl =>
HCOOH + KCl = KCOOH + HCl
N2O5CaO = Ca(NO3)2 =>
N2O5CaO = Ca(NO3)2
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
HC2H3O2 + H2SO4 = H2O + CO2 + H2SO3 =>
HC2H3O2 + 4 H2SO4 = 2 H2O + 2 CO2 + 4 H2SO3
NaNO2 + Br2 = NaBr + NO2 =>
2 NaNO2 + Br2 = 2 NaBr + 2 NO2
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
Li2S + O2 = LiO2 + S8 =>
8 Li2S + 16 O2 = 16 LiO2 + S8
C10H9 + H2 = C11H18 =>
22 C10H9 + 81 H2 = 20 C11H18
CrCl3 + Na2CO3 = NaCl + Cr2(CO3)3 =>
2 CrCl3 + 3 Na2CO3 = 6 NaCl + Cr2(CO3)3
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Zn + AgNO3 = Ag + ZnNO3 =>
Zn + AgNO3 = Ag + ZnNO3
Na2S + I2 = NaI + S2 =>
2 Na2S + 2 I2 = 4 NaI + S2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Ga3S2 + O2 = Ga3O + SO2 =>
2 Ga3S2 + 5 O2 = 2 Ga3O + 4 SO2
NaOH + Cu + Cl2 = Cu(OH)2 + NaCl =>
2 NaOH + Cu + Cl2 = Cu(OH)2 + 2 NaCl
CH3COOH + K = KCH3COO + H2 =>
2 CH3COOH + 2 K = 2 KCH3COO + H2
C4H9OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C4H9OH + 24 KMnO4 + 36 H2SO4 = 20 CO2 + 24 MnSO4 + 12 K2SO4 + 61 H2O
Fe + SCN + NaOH = Fe(OH)3 + NaSCN =>
Fe + 3 SCN + 3 NaOH = Fe(OH)3 + 3 NaSCN
LiO2 + HCl = LiCl + HO2 =>
LiO2 + HCl = LiCl + HO2
CaCO3 + MgO + SiO2 + Eu2O3 = CaMgSiO4Eu + CO2 + O2 =>
4 CaCO3 + 4 MgO + 4 SiO2 + 2 Eu2O3 = 4 CaMgSiO4Eu + 4 CO2 + 3 O2
Ga2(CO3)3(s) = Ga2O3(s) + CO2(g) =>
Ga2(CO3)3(s) = Ga2O3(s) + 3 CO2(g)
Ag(PO4)2 + Na = Na(PO4)2 + Ag =>
Ag(PO4)2 + Na = Na(PO4)2 + Ag
N2H6SO4 + AgNO3 = Ag + N2 + H2SO4 + HNO3 =>
N2H6SO4 + 4 AgNO3 = 4 Ag + N2 + H2SO4 + 4 HNO3
NH4OH = NH4 + OH =>
NH4OH = NH4 + OH
SO2 + HIO3 + H2O = H2SO4 + I2 =>
5 SO2 + 2 HIO3 + 4 H2O = 5 H2SO4 + I2
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
ZnBr2 + MgCrO4 = ZnMg + Br2CrO4 =>
ZnBr2 + MgCrO4 = ZnMg + Br2CrO4
KMnO4 + H2C2O4 + H2SO4 = KHSO4 + CO2 + MnSO4 + H2O =>
2 KMnO4 + 5 H2C2O4 + 4 H2SO4 = 2 KHSO4 + 10 CO2 + 2 MnSO4 + 8 H2O
Al2(s) + I(s) = Al2I3(s) =>
Al2(s) + 3 I(s) = Al2I3(s)
Zn(OH)2 + H3PO4 = ZnPO4 + H3(OH)2 =>
Zn(OH)2 + H3PO4 = ZnPO4 + H3(OH)2
Fe2(SO4)3 + KOH = K + SO4 + Fe(OH)2 =>
Fe2(SO4)3 + 4 KOH = 4 K + 3 SO4 + 2 Fe(OH)2
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)2 + H2SO4 + NO + H2O =>
3 CuFeS2 + 28 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)2 + 6 H2SO4 + 16 NO + 8 H2O
Cl2(g) + NaBr(ac) = Br2(l) + NaCl(ac) =>
Cl2(g) + 2 NaBr(ac) = Br2(l) + 2 NaCl(ac)
(OH){-} + N2H4 + (ClO3){-} = (NO)3{-} + Cl{-} + H2O =>
6(OH){-} + 9 N2H4 + 11(ClO3){-} = 6(NO)3{-} + 11 Cl{-} + 21 H2O
AuCl3 + Pb = PbCl4 + Au =>
4 AuCl3 + 3 Pb = 3 PbCl4 + 4 Au
BaCl2 = Ba + Cl2 =>
BaCl2 = Ba + Cl2
AuCl3 + Pb = PbCl4 + Au =>
4 AuCl3 + 3 Pb = 3 PbCl4 + 4 Au
CH2O + AgOH + NH4OH = CHO2NH4 + Ag + H2O =>
CH2O + 2 AgOH + NH4OH = CHO2NH4 + 2 Ag + 2 H2O
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
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Équations équilibrées sur12/10/24
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