| Équations équilibrées la veille |
C4H4O6{2-} + 5 H2O2 = 4 CO2 + 6 H2O + 2 OH{-}
Al + Pb(NO3) = Al(NO3)3 + Pb =>
Al + 3 Pb(NO3) = Al(NO3)3 + 3 Pb
Ba(OH)2 + CH3COOH = C4H6BaO4 + H2O =>
Ba(OH)2 + 2 CH3COOH = C4H6BaO4 + 2 H2O
Cs2SO4 + H2O = H2SO4 + Cs2O =>
Cs2SO4 + H2O = H2SO4 + Cs2O
KHSO4 + Ca(NO3)2 = K2SO4 + HNO3 + CaSO4 =>
2 KHSO4 + Ca(NO3)2 = K2SO4 + 2 HNO3 + CaSO4
[Co(NH3)6]Cl3 + Na2S = Co2S3 + NaCl + NH3 =>
2[Co(NH3)6]Cl3 + 3 Na2S = Co2S3 + 6 NaCl + 12 NH3
C6H5CH3(l) + O2(g) = H2O(l) + CO2 =>
C6H5CH3(l) + 9 O2(g) = 4 H2O(l) + 7 CO2
MnO4 + Fe + H = Mn + FeH2O =>
MnO4 + 4 Fe + 8 H = Mn + 4 FeH2O
Yb20O30 + Si10O20 + Mg10O10 = Yb18Mg2Si20O67 + O20 =>
9 Yb20O30 + 20 Si10O20 + 2 Mg10O10 = 10 Yb18Mg2Si20O67 + O20
(NH4)3PO4 + K2CO3 = (NH4)2CO3 + K3PO4 =>
2(NH4)3PO4 + 3 K2CO3 = 3(NH4)2CO3 + 2 K3PO4
Cl2 + Na2S2O4 + H2O = H2SO4 + Na2SO4 + HCl =>
3 Cl2 + Na2S2O4 + 4 H2O = H2SO4 + Na2SO4 + 6 HCl
Hg2(NO3)2 + MnCl2 = HgCl2 + Mn2(NO3)2 =>
Hg2(NO3)2 + 2 MnCl2 = 2 HgCl2 + Mn2(NO3)2
C6H5COO{-} + Na{+} + HCl = C6H5COOH + Na + Cl =>
C6H5COO{-} + Na{+} + HCl = C6H5COOH + Na + Cl
AlO3H3 + H2CO3 = Al2C3O9 + H2O =>
2 AlO3H3 + 3 H2CO3 = Al2C3O9 + 6 H2O
NaNO3 + Ba = Ba(NO3)2 + Na =>
2 NaNO3 + Ba = Ba(NO3)2 + 2 Na
N2H9PO4 + NaBH4 = NaOH + BP + H2O + NH3 =>
N2H9PO4 + NaBH4 = NaOH + BP + 3 H2O + 2 NH3
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
K2C2O4 + CaCl2 = CaC2O4 + KCl =>
K2C2O4 + CaCl2 = CaC2O4 + 2 KCl
[Ag(NH3)2]OH + HCOONa = Ag + NaHCO3 + NH3 + H2O =>
2[Ag(NH3)2]OH + HCOONa = 2 Ag + NaHCO3 + 4 NH3 + H2O
K2C2O4 + CaCl2 = CaC2O4 + KCl =>
K2C2O4 + CaCl2 = CaC2O4 + 2 KCl
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
AgBr + Zn + CH3COOH = ZnCH3COO + Ag + HBr =>
AgBr + Zn + CH3COOH = ZnCH3COO + Ag + HBr
Li2CO3 + HCOOH + H2O = LiHCO2*H2O + CO2 =>
Li2CO3 + 2 HCOOH + H2O = 2 LiHCO2*H2O + CO2
CH3COOH(aq) + NaHCO3(aq) = CH3COONa(aq) + CO2(g) + H2O2(l) =>
5 CH3COOH(aq) + 6 NaHCO3(aq) = 6 CH3COONa(aq) + 4 CO2(g) + 4 H2O2(l)
K(s) + Br2 = KBr(s) =>
2 K(s) + Br2 = 2 KBr(s)
K2C2O4 + CaCl2 = CaC2O4 + KCl =>
K2C2O4 + CaCl2 = CaC2O4 + 2 KCl
(CH3OH)98 + O2 = CO2 + H2O =>
(CH3OH)98 + 147 O2 = 98 CO2 + 196 H2O
Ba[Cr(NH3)2(SCN)4]2 + K2O2 + H2O = BaSO4 + K2CrO4 + K2CO3 + K2SO4 + N2 + KOH =>
Ba[Cr(NH3)2(SCN)4]2 + 53 K2O2 + 30 H2O = BaSO4 + 2 K2CrO4 + 8 K2CO3 + 7 K2SO4 + 6 N2 + 72 KOH
C2H4O2 + Na = C2H3O2Na + H2 =>
2 C2H4O2 + 2 Na = 2 C2H3O2Na + H2
HOOCCO2{-} + H2O = H3O{+} + COOCO2{2-} = (CO2)2{2-} =>
HOOCCO2{-} + H2O = H3O{+} + COOCO2{2-}
C89 + H2 = H14C6 =>
6 C89 + 623 H2 = 89 H14C6
C6H5Br + Mg + CO2 + HCl = C7H6O2 + Mg{+2} + Br{-} + Cl{-} =>
C6H5Br + Mg + CO2 + HCl = C7H6O2 + Mg{+2} + Br{-} + Cl{-}
Zn + H2O = Zn2O2 + H2 =>
2 Zn + 2 H2O = Zn2O2 + 2 H2
NaOH + Al + H2O = NaAlO2 + H2 =>
2 NaOH + 2 Al + 2 H2O = 2 NaAlO2 + 3 H2
ZnSO4(aq) + NaNO3(aq) = Zn(NO3)2 + Na2SO4 =>
ZnSO4(aq) + 2 NaNO3(aq) = Zn(NO3)2 + Na2SO4
KIO3 + S2O3 + H2O = I2 + KHSO4 + H2SO4 =>
6 KIO3 + 5 S2O3 + 7 H2O = 3 I2 + 6 KHSO4 + 4 H2SO4
MnO2 + NaClO3 + KOH = K2MnO4 + NaCl + H2O =>
3 MnO2 + NaClO3 + 6 KOH = 3 K2MnO4 + NaCl + 3 H2O
(C10H15NO)*H2SO4 + KMnO4 = (C10H13NO) + (MnO2) + (K2SO4) + H2O + O =>
(C10H15NO)*H2SO4 + 2 KMnO4 = (C10H13NO) + 2(MnO2) + (K2SO4) + 2 H2O + 2 O
K2S + HBr = H2S + KBr =>
K2S + 2 HBr = H2S + 2 KBr
FeBr3 = Fe3 + Br =>
3 FeBr3 = Fe3 + 9 Br
C2H2 + KMnO4 + H2SO4 = (COOH)2 + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5(COOH)2 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Cr + I2 = CrI3 =>
2 Cr + 3 I2 = 2 CrI3
N2O3 + HCl = NCl3 + H2O =>
N2O3 + 6 HCl = 2 NCl3 + 3 H2O
Rb + CuSO4 = RbSO4 + Cu =>
Rb + CuSO4 = RbSO4 + Cu
Ru + H + O = RuO2(H2O)2 =>
Ru + 4 H + 4 O = RuO2(H2O)2
Cu(OH)2CO3 + H2SO4 = CuSO4 + H2O + CO2 + O2 =>
2 Cu(OH)2CO3 + 2 H2SO4 = 2 CuSO4 + 4 H2O + 2 CO2 + O2
HSnCl3 + NaOH = NaCl + H2O + SnO*H2O =>
HSnCl3 + 3 NaOH = 3 NaCl + H2O + SnO*H2O
ReO + HCl = ReCl2 + H2O =>
ReO + 2 HCl = ReCl2 + H2O
CH3C16H13 + O2 = CO2 + H2O =>
CH3C16H13 + 21 O2 = 17 CO2 + 8 H2O
Na2S2O8 = Na + S + O =>
Na2S2O8 = 2 Na + 2 S + 8 O
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