| Équations équilibrées la veille |
C6H5Cl + Mg = C6H5MgCl
HNO3 + Pb(OH)4 = Pb(OH)2(NO3)2 + H2O =>
2 HNO3 + Pb(OH)4 = Pb(OH)2(NO3)2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Cr + Br = CrBr2 =>
Cr + 2 Br = CrBr2
CoCl2 + C2H5OH = HCl + H2O + CoC =>
2 CoCl2 + C2H5OH = 4 HCl + H2O + 2 CoC
KNO3 + C = KNO2 + CO2 =>
2 KNO3 + C = 2 KNO2 + CO2
C4H8HOH = C4H9OH =>
C4H8HOH = C4H9OH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbO2 + NaCl + HCl = PbCl2 + NaOCl + H2O =>
PbO2 + NaCl + 2 HCl = PbCl2 + NaOCl + H2O
KNO3 + C = KNO2 + CO2 =>
2 KNO3 + C = 2 KNO2 + CO2
C6H6 + CH3Cl = C7H8 + HCl =>
C6H6 + CH3Cl = C7H8 + HCl
PbS2 + HCl = PbCl4 + H2S =>
PbS2 + 4 HCl = PbCl4 + 2 H2S
CuO + HCl = CuCl2*H2O =>
CuO + 2 HCl = CuCl2*H2O
Fe2O3 + KOH + KBrO3 = K2FeO4 + KBr + H2O =>
Fe2O3 + 4 KOH + KBrO3 = 2 K2FeO4 + KBr + 2 H2O
Fe + Cu(NO3)2 = Cu + Fe(NO3)2(aq) =>
Fe + Cu(NO3)2 = Cu + Fe(NO3)2(aq)
K2Cr2O7 + HCl + Na2SO3 = Na2SO4 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 8 HCl + 3 Na2SO3 = 3 Na2SO4 + 2 CrCl3 + 2 KCl + 4 H2O
BeCl2 + K = Be + KCl2 =>
BeCl2 + K = Be + KCl2
Fe2(SO4)3 + BaCO3 = Fe2(CO3)3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCO3 = Fe2(CO3)3 + 3 BaSO4
CUCl2 + H2S = CUS + HCl =>
CUCl2 + H2S = CUS + 2 HCl
K2SO4 + PO4 = K3PO4 + SO4 =>
3 K2SO4 + 2 PO4 = 2 K3PO4 + 3 SO4
MgSO4 + Na2SiO3 = MgSiO3 + Na2SO4 =>
MgSO4 + Na2SiO3 = MgSiO3 + Na2SO4
HCl + CaCO3(l) = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3(l) = CaCl2 + H2O + CO2
Al + LiNO3 = Li + Al(NO3)3 =>
Al + 3 LiNO3 = 3 Li + Al(NO3)3
NaHSO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g) =>
NaHSO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g)
C4H8OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 C4H8OH + 14 KMnO4 + 21 H2SO4 = 20 CH3COOH + 14 MnSO4 + 7 K2SO4 + 26 H2O
Hg + NaBr = HgBr2 + Na =>
Hg + 2 NaBr = HgBr2 + 2 Na
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3COOH + NaCO3 = CH3CO3 + NaCOOH =>
CH3COOH + NaCO3 = CH3CO3 + NaCOOH
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
N2 + NH3 = N3H3 =>
N2 + NH3 = N3H3
CH3OH + KMnO4 + HCl = CH2O2 + KCl + MnO + H2O =>
5 CH3OH + 4 KMnO4 + 4 HCl = 5 CH2O2 + 4 KCl + 4 MnO + 7 H2O
KNO2 + H2SO4 = NO + HNO3 + K2SO4 + H2O =>
6 KNO2 + 3 H2SO4 = 4 NO + 2 HNO3 + 3 K2SO4 + 2 H2O
P4 + HBr = PBr3 + H =>
P4 + 12 HBr = 4 PBr3 + 12 H
Ag3PO4NH4OH = Ag3OHPO4NH4 =>
Ag3PO4NH4OH = Ag3OHPO4NH4
KBr(ac) + Cl2 = KCl(ac) + Br2(i) =>
2 KBr(ac) + Cl2 = 2 KCl(ac) + Br2(i)
Br{-} + AgNO3 = AgBr + NO3{-} =>
Br{-} + AgNO3 = AgBr + NO3{-}
ZnCl2 + NaNo3 = Zn(No3)2 + NaCl =>
ZnCl2 + 2 NaNo3 = Zn(No3)2 + 2 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mn + H2S = MnS2 + H2 =>
Mn + 2 H2S = MnS2 + 2 H2
FeSO4 + Na2S2O8 = Na2SO4 + Fe2(SO4)3 =>
2 FeSO4 + Na2S2O8 = Na2SO4 + Fe2(SO4)3
Na2SO4 + H2 + ZnCl2 + UO2(C2H3O2)2 + HC2H2O2 = (UO2)3ZnNa(C2H3O2)96H20 + H2SO4 + HCl =>
Na2SO4 + 23 H2 + 2 ZnCl2 + 6 UO2(C2H3O2)2 + 180 HC2H2O2 = 2(UO2)3ZnNa(C2H3O2)96H20 + H2SO4 + 4 HCl
Ag + KNO3 + H2SO4 = K2SO4 + NO2 + AgNO3 + H2O =>
Ag + 2 KNO3 + H2SO4 = K2SO4 + NO2 + AgNO3 + H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Ni(OH)2 + HBr = NiBr2 + H2O =>
Ni(OH)2 + 2 HBr = NiBr2 + 2 H2O
Mn + P = Mn3P7 =>
3 Mn + 7 P = Mn3P7
Cu + S8 = CuS =>
8 Cu + S8 = 8 CuS
(c)Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq)H3BO3 =>
(c)Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 3 H3BO3(s) + Na2SO4(aq)H3BO3
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