| Équations équilibrées la veille |
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
{-}methyl{-}2{-}butanol = {-}methyl{-}2{-}butene =>
{-}methyl{-}2{-}butanol = {-}methyl{-}2{-}butene
HCl + CaCO3 = CO2 + CaCl2 + H2O =>
2 HCl + CaCO3 = CO2 + CaCl2 + H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Na2S + H2O = HNaS + NaOH =>
Na2S + H2O = HNaS + NaOH
C16H18N3SCl + O2 = C2H6O + HNO3 + CO2 + SO2 + HCl =>
3 C16H18N3SCl + 54 O2 = 7 C2H6O + 9 HNO3 + 34 CO2 + 3 SO2 + 3 HCl
KSCN + K = KSCNK =>
KSCN + K = KSCNK
C4H5(OH)2 + O2 = CO2 + H2O =>
4 C4H5(OH)2 + 19 O2 = 16 CO2 + 14 H2O
C6H6 + F2 = C6H5F + HF =>
C6H6 + F2 = C6H5F + HF
CO3 + H3O = C6H22O6 + O2 =>
18 CO3 + 22 H3O = 3 C6H22O6 + 29 O2
Cl2(g) + NaBr(s) = NaCl(s) + Br2(g) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(g)
Ag + ZnSO4 = Ag2SO4 + Zn =>
2 Ag + ZnSO4 = Ag2SO4 + Zn
Na3C3H5O7 + HCl = H3C3H5O7 + NaCl =>
Na3C3H5O7 + 3 HCl = H3C3H5O7 + 3 NaCl
C2H6O + CrO7{2-} + H{+} = C2H4O2 + Cr{3+} + H2O =>
9 C2H6O + 4 CrO7{2-} + 20 H{+} = 9 C2H4O2 + 4 Cr{3+} + 19 H2O
MgO + KCl = MgK + OCl =>
MgO + KCl = MgK + OCl
KHCO3 + SO2 = KHSO3 + CO2 =>
KHCO3 + SO2 = KHSO3 + CO2
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
H3BO3 + Pb(OH)2 = Pb3(BO3)2 + H2O =>
2 H3BO3 + 3 Pb(OH)2 = Pb3(BO3)2 + 6 H2O
H2SO4 + H2S = SH2O =>
H2SO4 + 3 H2S = 4 SH2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Mn(NO3)2 + C2H5NO2 = Mn3O4 + N2 + H2O + CO2 =>
27 Mn(NO3)2 + 28 C2H5NO2 = 9 Mn3O4 + 41 N2 + 70 H2O + 56 CO2
Sr(NO3)2 = SrO + NO2 + O2 =>
2 Sr(NO3)2 = 2 SrO + 4 NO2 + O2
CdS + H2SO4 = H2Cd + SSO4 =>
CdS + H2SO4 = H2Cd + SSO4
Mg + H2S = HMg + S2 =>
4 Mg + 2 H2S = 4 HMg + S2
Cu3Zn2 + O2 = CuO + ZnO =>
2 Cu3Zn2 + 5 O2 = 6 CuO + 4 ZnO
C15H32 + O2 = CO2 + H2O =>
C15H32 + 23 O2 = 15 CO2 + 16 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
HMnO4 + CuCO3 = Cu(MnO4)2 + H2CO3 =>
2 HMnO4 + CuCO3 = Cu(MnO4)2 + H2CO3
LiMnO4 + LiI + H2SO4 = Li2SO4 + MnSO4 + I2 + H2O =>
2 LiMnO4 + 10 LiI + 8 H2SO4 = 6 Li2SO4 + 2 MnSO4 + 5 I2 + 8 H2O
CH3COOH + NaHCO3 = H2O + NaC2H3O2 + CO2 =>
CH3COOH + NaHCO3 = H2O + NaC2H3O2 + CO2
Mg2C3(s) + H2O(l) = Mg(OH)2(s) + C3H4(g) =>
Mg2C3(s) + 4 H2O(l) = 2 Mg(OH)2(s) + C3H4(g)
Al + KClO4 + KOH + H2O = KCl + K[Al(OH)4] =>
8 Al + 3 KClO4 + 8 KOH + 12 H2O = 3 KCl + 8 K[Al(OH)4]
H3N + MgCl2 = HCl + Mg3N2 =>
2 H3N + 3 MgCl2 = 6 HCl + Mg3N2
Zn + HI = ZnI2 + H2 =>
Zn + 2 HI = ZnI2 + H2
C15H24 + O2 = CO + H2O =>
2 C15H24 + 27 O2 = 30 CO + 24 H2O
Al + AgNO3 = Ag + Al(NO3)3 =>
Al + 3 AgNO3 = 3 Ag + Al(NO3)3
HgSe + HCl = HgCl2 + H2Se =>
HgSe + 2 HCl = HgCl2 + H2Se
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ca(NO3)2(aq) + H2SO4(aq) = Ca(SO4)(aq) + H(NO3)(aq) =>
Ca(NO3)2(aq) + H2SO4(aq) = Ca(SO4)(aq) + 2 H(NO3)(aq)
SiO2 + H3PO4 = Si3(PO4)4 + H2O =>
3 SiO2 + 4 H3PO4 = Si3(PO4)4 + 6 H2O
Cu(No3)2(aq) + Na2S(aq) = NaNo3(aq) + CuS(s) =>
Cu(No3)2(aq) + Na2S(aq) = 2 NaNo3(aq) + CuS(s)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
K3[Cu(CN)4] + O2 = KCO3 + CuO + N2 + CO2 =>
K3[Cu(CN)4] + 6 O2 = 3 KCO3 + CuO + 2 N2 + CO2
NO3{-} + H{+} + Zn = NH4{+} + H2O + Zn{+2} =>
NO3{-} + 10 H{+} + 4 Zn = NH4{+} + 3 H2O + 4 Zn{+2}
Pb(NO3)2 + (NH4)2S = PbS + (NO3)2(NH4)2 =>
Pb(NO3)2 + (NH4)2S = PbS + (NO3)2(NH4)2
CaO + Al(OH)3 = Ca(AlO2)2 + H2O =>
CaO + 2 Al(OH)3 = Ca(AlO2)2 + 3 H2O
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(l)
HNO2 + HI = NO + I2 + H2O =>
2 HNO2 + 2 HI = 2 NO + I2 + 2 H2O
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Équations équilibrées sur01/04/25
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