| Équations équilibrées la veille |
Sn + Al2(SO4)3 = Sn(SO4)3 + 2 Al
CH = C + H =>
CH = C + H
Cr(NO3)3 + K2S = Cr2S3 + KNO3 =>
2 Cr(NO3)3 + 3 K2S = Cr2S3 + 6 KNO3
Fe + Cu2SO4 = Fe2(SO4)3 + Cu =>
2 Fe + 3 Cu2SO4 = Fe2(SO4)3 + 6 Cu
Ni(NO3)2 + LiOH = Ni(OH)2 + LiNO3 =>
Ni(NO3)2 + 2 LiOH = Ni(OH)2 + 2 LiNO3
KI + Cl2 + H2O = HIO3 + KCl + HCl =>
KI + 3 Cl2 + 3 H2O = HIO3 + KCl + 5 HCl
Pb4 + O2 = Pb2O4 =>
Pb4 + 4 O2 = 2 Pb2O4
Mg(NO3)2 + NH4OH = Mg(OH)2 + NH4NO3 =>
Mg(NO3)2 + 2 NH4OH = Mg(OH)2 + 2 NH4NO3
BaO + Fe2O3 = BaFe12O19 =>
BaO + 6 Fe2O3 = BaFe12O19
C2 + H2 = CH4 =>
C2 + 4 H2 = 2 CH4
P2O3 + Cl2 + H2O = H2PO4 + HCl =>
P2O3 + 3 Cl2 + 5 H2O = 2 H2PO4 + 6 HCl
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g)
C10H16 + KMnO4 + H2O = C10H18O2 + MnO2 + KOH =>
3 C10H16 + 2 KMnO4 + 4 H2O = 3 C10H18O2 + 2 MnO2 + 2 KOH
FeCl + Na2S2O4 = Fe + Na2S2O4Cl =>
FeCl + Na2S2O4 = Fe + Na2S2O4Cl
AlCl3 + Na2HPO4 = Al2(HPO4)3 + NaCl =>
2 AlCl3 + 3 Na2HPO4 = Al2(HPO4)3 + 6 NaCl
Ag + KOH = AgOH + K2 =>
2 Ag + 2 KOH = 2 AgOH + K2
H2OCl3 = Cl2 + H2O =>
2 H2OCl3 = 3 Cl2 + 2 H2O
Cl2O5 = Cl + O =>
Cl2O5 = 2 Cl + 5 O
Na2SiO3 + (NH4)2MoO4 + H2O = H4[Si(MoO4)4] + NaOH + NH4OH =>
Na2SiO3 + 4(NH4)2MoO4 + 7 H2O = H4[Si(MoO4)4] + 2 NaOH + 8 NH4OH
Sr(NO3)2 + KOH = Sr(OH)2 + K(NO3) =>
Sr(NO3)2 + 2 KOH = Sr(OH)2 + 2 K(NO3)
Na2Cr2O7NaOH = Na3Cr2O7OH =>
Na2Cr2O7NaOH = Na3Cr2O7OH
CH3CH2OH + K2Cr2O7 + HCl = CH3COOH + CrCl3 + H2O + KCl =>
3 CH3CH2OH + 2 K2Cr2O7 + 16 HCl = 3 CH3COOH + 4 CrCl3 + 11 H2O + 4 KCl
FeO = Fe + O =>
FeO = Fe + O
K2CrO4(aq) + Al(NO3)3(aq) = KNO3 + Al2(CrO4)3 =>
3 K2CrO4(aq) + 2 Al(NO3)3(aq) = 6 KNO3 + Al2(CrO4)3
Al2(SO4)3(aq) + Ca(OH)2(aq) = Al(OH)3(s) + CaSO4(aq) =>
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) = 2 Al(OH)3(s) + 3 CaSO4(aq)
Fe(NO3)3 + K(SCN) = Fe(SCN) + K(NO3)3 =>
Fe(NO3)3 + K(SCN) = Fe(SCN) + K(NO3)3
HBrO3(aq) + HBr(aq) = Br2(l) + H2O(l) =>
HBrO3(aq) + 5 HBr(aq) = 3 Br2(l) + 3 H2O(l)
Cu1 + O2 = Cu2O =>
4 Cu1 + O2 = 2 Cu2O
CaCl2(aq) + (NH4)2SO4(aq) = CaSO4 + NH4Cl(aq) =>
CaCl2(aq) + (NH4)2SO4(aq) = CaSO4 + 2 NH4Cl(aq)
Ga + HNO3 = Ga(NO3)3 + NO + H2O =>
Ga + 4 HNO3 = Ga(NO3)3 + NO + 2 H2O
AgNO3 + KH2PO4 = Ag3PO4 + KH2(NO3)3 =>
3 AgNO3 + KH2PO4 = Ag3PO4 + KH2(NO3)3
CoO + HCl + H2O = CoCl2*6H2O =>
CoO + 2 HCl + 5 H2O = CoCl2*6H2O
CrO4{2-} + PH3 + H2O = Cr(OH)3 + P4 + OH{-} =>
4 CrO4{2-} + 4 PH3 + 4 H2O = 4 Cr(OH)3 + P4 + 8 OH{-}
C16H34(l) + O2(g) = CO2(g) + H2O(g) =>
2 C16H34(l) + 49 O2(g) = 32 CO2(g) + 34 H2O(g)
NaJ + KMnO4 + H2SO4 = J2 + K2SO4 + MnSO4 + Na2SO4 + H2O =>
10 NaJ + 2 KMnO4 + 8 H2SO4 = 5 J2 + K2SO4 + 2 MnSO4 + 5 Na2SO4 + 8 H2O
C2 + H2 = C2H4 =>
C2 + 2 H2 = C2H4
C6H6 + C2H5Cl = C8H10 + HCl =>
C6H6 + C2H5Cl = C8H10 + HCl
Na(HCO3) + CH3COOH = CH3COONa + H2O + CO2 =>
Na(HCO3) + CH3COOH = CH3COONa + H2O + CO2
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
Cu + H3PO4 = Cu3(PO4)2 + H2 =>
3 Cu + 2 H3PO4 = Cu3(PO4)2 + 3 H2
Zn + Fe{3} = Zn{2} + Fe{2} =>
Zn + 2 Fe{3} = Zn{2} + 2 Fe{2}
Na2(SO4) + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2(SO4) + Sr(NO3)2 = 2 NaNO3 + SrSO4
NaClO + (CH3)2CO = CHCl3 + NaOH + CH3COONa =>
3 NaClO + (CH3)2CO = CHCl3 + 2 NaOH + CH3COONa
Ba(OH)2 + H(NO3) = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 H(NO3) = Ba(NO3)2 + 2 H2O
BaCr2O7 + KCl + NaOH = K2CrO4 + H2O + NaCl + BaCrO4 =>
BaCr2O7 + 2 KCl + 2 NaOH = K2CrO4 + H2O + 2 NaCl + BaCrO4
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2 =>
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2
Mg(OH)2 + NaOH = Na2Mg(OH)4 =>
Mg(OH)2 + 2 NaOH = Na2Mg(OH)4
U + O = U2O =>
2 U + O = U2O
Bi + S8 = Bi2S3 =>
16 Bi + 3 S8 = 8 Bi2S3
Pb(OH)2 + H2O2 = Pb3O4 + H2O =>
3 Pb(OH)2 + H2O2 = Pb3O4 + 4 H2O
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