| Équations équilibrées la veille |
2 AI + HgCl2 = 2 AICl + Hg
Fe(s) + Cu(NO3)2 = Cu + Fe(NO3)2 =>
Fe(s) + Cu(NO3)2 = Cu + Fe(NO3)2
KOH + SiO2 = SiOH + KO2 =>
KOH + SiO2 = SiOH + KO2
FeSO4 + H2S = FeS + SO2 + H2O =>
3 FeSO4 + 4 H2S = 3 FeS + 4 SO2 + 4 H2O
Pb(OH)2 + HNo3 = Pb(No3)2 + H2O =>
Pb(OH)2 + 2 HNo3 = Pb(No3)2 + 2 H2O
CuSO4 + Ag2 = Ag(SO4)2 + Cu2 =>
4 CuSO4 + Ag2 = 2 Ag(SO4)2 + 2 Cu2
Rb2HPO4 + Cu(NO3)2 = RbNO3 + CuHPO4 =>
Rb2HPO4 + Cu(NO3)2 = 2 RbNO3 + CuHPO4
MnSO4 + PbO2 + HNO3 = HMnO4 + H2O + PbSO4 + Pb(NO3)2 =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 2 H2O + 2 PbSO4 + 3 Pb(NO3)2
NaOH + C2H4O2 = H2O + C2H2O2Na + H =>
NaOH + C2H4O2 = H2O + C2H2O2Na + H
Na2CO3 + NaCl = Na3CO3Cl =>
Na2CO3 + NaCl = Na3CO3Cl
MnO2 + ClO3{-} + OH{-} = MnO42{-} + Cl{-} + H2O =>
6 MnO2 + 79 ClO3{-} + 6 OH{-} = 6 MnO42{-} + 79 Cl{-} + 3 H2O
CuSO4 + NaHCO3 = Cu(OH)2 + Na2SO4 + CO2 =>
CuSO4 + 2 NaHCO3 = Cu(OH)2 + Na2SO4 + 2 CO2
C32H16 + H2O = CO2 + CH4 =>
C32H16 + 28 H2O = 14 CO2 + 18 CH4
(H3PO4) + NaOH = H2O + Na2HPO4 =>
(H3PO4) + 2 NaOH = 2 H2O + Na2HPO4
Br2 + HCl = HBr + Cl2 =>
Br2 + 2 HCl = 2 HBr + Cl2
C20H14O4 + NaOCl + H2O = C5H4 + NaClO5 =>
4 C20H14O4 + 5 NaOCl + 4 H2O = 16 C5H4 + 5 NaClO5
BrO2 + H2O = H2BrO3 =>
BrO2 + H2O = H2BrO3
HgS*O2 = Hg + SO2 =>
HgS*O2 = Hg + SO2
HCNO + H2O = CNO + H3O =>
HCNO + H2O = CNO + H3O
FeCO3 + HF = FeF2 + H2CO3 =>
FeCO3 + 2 HF = FeF2 + H2CO3
K2Se + H2O = H2Se + KOH =>
K2Se + 2 H2O = H2Se + 2 KOH
Al + S8 = AlS4 =>
2 Al + S8 = 2 AlS4
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2As4{-} + O2 + H{+} = As + H2O{+} =>
2 H2As4{-} + 3 O2 + 8 H{+} = 8 As + 6 H2O{+}
OCl + H2O = HOCl + OH =>
OCl + H2O = HOCl + OH
C6H5OH + KOH = K + CO2 + H2O =>
C6H5OH + 28 KOH = 28 K + 6 CO2 + 17 H2O
K + P4 + O2 = K3PO4 =>
12 K + P4 + 8 O2 = 4 K3PO4
SnCl2 + KBrO3 + HCl = SnCl4 + KBr + H2O =>
3 SnCl2 + KBrO3 + 6 HCl = 3 SnCl4 + KBr + 3 H2O
C6H8O7 + KOH = C6H5O7K3 + H2O =>
C6H8O7 + 3 KOH = C6H5O7K3 + 3 H2O
CH3COCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH3COCH3 + 4 K2Cr2O7 + 16 H2SO4 = 9 CH3COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
W + KBr = WK + Br2 =>
2 W + 2 KBr = 2 WK + Br2
Cr2(SO3)3 + H2CO3 = Cr2(CO3)3 + H2SO3 =>
Cr2(SO3)3 + 3 H2CO3 = Cr2(CO3)3 + 3 H2SO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C3H5(OH)3 + PCl5 = C3H5Cl3 + POCl3 + H2O =>
2 C3H5(OH)3 + 3 PCl5 = 2 C3H5Cl3 + 3 POCl3 + 3 H2O
Na2SnO2 + NaOH = Na2SnO3 + NaH =>
Na2SnO2 + NaOH = Na2SnO3 + NaH
CoCl2(H2O)6 + FeCl3 = CoCl3 + FeCl2 + H2O =>
CoCl2(H2O)6 + FeCl3 = CoCl3 + FeCl2 + 6 H2O
MnO2 + KOH + NaNO3 = NaNO2 + KMnO4 + H2O =>
2 MnO2 + 2 KOH + 3 NaNO3 = 3 NaNO2 + 2 KMnO4 + H2O
KMnO4 + H2O = Mn2 + O2 + KOH =>
4 KMnO4 + 2 H2O = 2 Mn2 + 7 O2 + 4 KOH
Ba3N2 = Ba + N2 =>
Ba3N2 = 3 Ba + N2
KLCO3 = O2 + KLCO =>
KLCO3 = O2 + KLCO
Ca(s) + S8(s) = CaS(s) =>
8 Ca(s) + S8(s) = 8 CaS(s)
C4H10S + O2 = CO2 + H2S + H2O =>
C4H10S + 6 O2 = 4 CO2 + H2S + 4 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
KCrO4{-2} + AgNO3 = KNO3 + AgCrO4{-2} =>
KCrO4{-2} + AgNO3 = KNO3 + AgCrO4{-2}
Fe + ZnSO4 = FeSO4 + Zn =>
Fe + ZnSO4 = FeSO4 + Zn
Sr(C2H3O2)2 + HCl = SrCl2 + HC2H3O2 =>
Sr(C2H3O2)2 + 2 HCl = SrCl2 + 2 HC2H3O2
LiBr + Co(SO3)2 = Li(SO3) + CoBr2 =>
2 LiBr + Co(SO3)2 = 2 Li(SO3) + CoBr2
Mg2CO3 + H2SO4 = Mg2SO4 + H2O + CO2 =>
Mg2CO3 + H2SO4 = Mg2SO4 + H2O + CO2
Cr2(SO4)3 + AgNO3 = Cr(NO3)3 + Ag2SO4 =>
Cr2(SO4)3 + 6 AgNO3 = 2 Cr(NO3)3 + 3 Ag2SO4
Fe + S5 = FeS =>
5 Fe + S5 = 5 FeS
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