| Équations équilibrées la veille |
V2O5 + 5 Ca = 5 CaO + 2 V
Sn + NaOH + H2O = Na(Sn(OH)2) + H2 =>
2 Sn + 2 NaOH + 2 H2O = 2 Na(Sn(OH)2) + H2
C12H22O11(s) + H2O(l) = CO2(g) + C2H5OH(l) =>
C12H22O11(s) + H2O(l) = 4 CO2(g) + 4 C2H5OH(l)
W + Cl2 = WCl6 =>
W + 3 Cl2 = WCl6
Al2(SO4)3 + BaCl2 = Al(Cl)3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 Al(Cl)3 + 3 BaSO4
KNO3 + H2SO4 + Hg = K2SO4 + HgSO4 + H2O + NO =>
2 KNO3 + 4 H2SO4 + 3 Hg = K2SO4 + 3 HgSO4 + 4 H2O + 2 NO
MnCl2 + NaOH + F2 = Na2MnO4 + NaClO4 + NaF + H2O =>
MnCl2 + 24 NaOH + 10 F2 = Na2MnO4 + 2 NaClO4 + 20 NaF + 12 H2O
Sn + NaOH + H2O = Na2[Sn(OH)4] + H2 =>
Sn + 2 NaOH + 2 H2O = Na2[Sn(OH)4] + H2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CaCl3 + Na2CO3 = Na2Cl3 + CaCO3 =>
CaCl3 + Na2CO3 = Na2Cl3 + CaCO3
Cr2O3 + NaOH = NaCrO2 + H2O =>
Cr2O3 + 2 NaOH = 2 NaCrO2 + H2O
H2CO3 + Na2SO4 = H2SO4 + Na2CO3 =>
H2CO3 + Na2SO4 = H2SO4 + Na2CO3
HCl + Na2Cl3 = HCl3 + Na2Cl =>
HCl + Na2Cl3 = HCl3 + Na2Cl
Cr2O3 + NaOH = NaCrO2 + H2O =>
Cr2O3 + 2 NaOH = 2 NaCrO2 + H2O
CrCl3 + Ba(OH)2 = Ba3[Cr(OH)6]2 + BaCl2 =>
2 CrCl3 + 6 Ba(OH)2 = Ba3[Cr(OH)6]2 + 3 BaCl2
CaCo3 = Ca0 + Co2 =>
2 CaCo3 = 2 Ca0 + 3 Co2
H2[SnCl4] + HgCl2 = H2[SnCl6] + Hg2Cl2 =>
H2[SnCl4] + 2 HgCl2 = H2[SnCl6] + Hg2Cl2
Li2CO3 + HNO3 = H2CO3 + Li(NO3) =>
Li2CO3 + 2 HNO3 = H2CO3 + 2 Li(NO3)
SrCl2 + K2Cr2O7 = SrCr2O7 + KCl =>
SrCl2 + K2Cr2O7 = SrCr2O7 + 2 KCl
Zn + KNO3 + H2SO4 = Zn(SO4) + (NH4)2SO4 + K2SO4 + H2O =>
8 Zn + 2 KNO3 + 10 H2SO4 = 8 Zn(SO4) + (NH4)2SO4 + K2SO4 + 6 H2O
Zn{2+}(aq) + Nb(s) = Zn(s) + Nb{3+}(aq) =>
3 Zn{2+}(aq) + 2 Nb(s) = 3 Zn(s) + 2 Nb{3+}(aq)
CaBr2 = Ca + Br =>
CaBr2 = Ca + 2 Br
CH3OH(l) + CO(g) = CH3COOH(l) =>
CH3OH(l) + CO(g) = CH3COOH(l)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe + HF = FeF3 + H =>
Fe + 3 HF = FeF3 + 3 H
SO2 + NaOH = H2O + Na2SO3 =>
SO2 + 2 NaOH = H2O + Na2SO3
HCl + AgNo3 = AgCl + HNo3 =>
HCl + AgNo3 = AgCl + HNo3
Ca(OH)2 + Li2SO3 = CaSO3 + LiOH =>
Ca(OH)2 + Li2SO3 = CaSO3 + 2 LiOH
F + NaCl = NaF + Cl =>
F + NaCl = NaF + Cl
Ca3P2 + H2SO4 = Ca3(PO4)2 + SO2 + H2O =>
Ca3P2 + 8 H2SO4 = Ca3(PO4)2 + 8 SO2 + 8 H2O
CuCl2 + Na2SO3 + NaOH = CuCl + Na2SO4 + NaCl + H2O =>
2 CuCl2 + Na2SO3 + 2 NaOH = 2 CuCl + Na2SO4 + 2 NaCl + H2O
C6H12O6 + NaOH = C6H12O7 + Na + H2O =>
C6H12O6 + 2 NaOH = C6H12O7 + 2 Na + H2O
KOH + SbCl3 = Sb2O3 + KCl + H2O =>
6 KOH + 2 SbCl3 = Sb2O3 + 6 KCl + 3 H2O
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
[VO2(H2O)4]{+} + H2O + H{+} + SO3{2-} = [VO(H2O)5]{2+} + SO4{2-} =>
2[VO2(H2O)4]{+} + H2O + 2 H{+} + SO3{2-} = 2[VO(H2O)5]{2+} + SO4{2-}
Mg2 + OH = MgOH =>
Mg2 + 2 OH = 2 MgOH
K2Co3 + Al(OH)3 = KOH + Al2(Co3)3 =>
3 K2Co3 + 2 Al(OH)3 = 6 KOH + Al2(Co3)3
SO2 + Zn(OH)2 = ZnSO3 + H2O =>
SO2 + Zn(OH)2 = ZnSO3 + H2O
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
Ca3P2 + H2SO4 = CaSO4 + H3P =>
Ca3P2 + 3 H2SO4 = 3 CaSO4 + 2 H3P
Pb(NO3)2 + CuSO4 = PbSO4Cu(NO3)2 =>
Pb(NO3)2 + CuSO4 = PbSO4Cu(NO3)2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
CrCl3 + NaHCO3 = Cr(HCO3)3 + NaCl =>
CrCl3 + 3 NaHCO3 = Cr(HCO3)3 + 3 NaCl
SO2 + KOH = K2SO4 + H2 =>
SO2 + 2 KOH = K2SO4 + H2
PbCl2 + Sn = Pb + SnCl3 =>
3 PbCl2 + 2 Sn = 3 Pb + 2 SnCl3
Ba3(PO4)2 + H2SO4 = Ba(H2PO4)2 + BaSO4 =>
Ba3(PO4)2 + 2 H2SO4 = Ba(H2PO4)2 + 2 BaSO4
C17H29COOH + H2 = C17H33COOH =>
C17H29COOH + 2 H2 = C17H33COOH
Fe(OH)3 + K2S = Fe2S3 + KOH =>
2 Fe(OH)3 + 3 K2S = Fe2S3 + 6 KOH
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
C4H8Cl2 + Na = C4H8 + NaCl =>
C4H8Cl2 + 2 Na = C4H8 + 2 NaCl
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