| Équations équilibrées la veille |
Pb(C2H3O2) + K2SO4 = PbSO4 + K2(C2H3O2)
Cd2SH2SO4 = Cd2SO4H2S =>
Cd2SH2SO4 = Cd2SO4H2S
Li + Ni(NO3)2 = LiNO3 + Ni =>
2 Li + Ni(NO3)2 = 2 LiNO3 + Ni
Cu(HCO3)2 + HCl = CuCl2 + CO2 + H2O =>
Cu(HCO3)2 + 2 HCl = CuCl2 + 2 CO2 + 2 H2O
C2H5OH + K(MnO4) + H2SO4 = CH3COOH + Mn(SO4) + K2(SO4) + H2O =>
5 C2H5OH + 4 K(MnO4) + 6 H2SO4 = 5 CH3COOH + 4 Mn(SO4) + 2 K2(SO4) + 11 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Mg + HNO = Mg(NO) + H =>
Mg + HNO = Mg(NO) + H
FeCl3 + KSCN + H2SO4 = Fe2(SO4)3 + KCl + HSCN =>
2 FeCl3 + 6 KSCN + 3 H2SO4 = Fe2(SO4)3 + 6 KCl + 6 HSCN
P4 + OH{-} + H2O = H2PO3{-} + PH3 =>
P4 + 2 OH{-} + 4 H2O = 2 H2PO3{-} + 2 PH3
NH4OH + CuCl2 = Cl2 + Cu(NH3)4 + H2O =>
4 NH4OH + CuCl2 = Cl2 + Cu(NH3)4 + 4 H2O
Cu2S + HCl = CuCl + H2S =>
Cu2S + 2 HCl = 2 CuCl + H2S
Pb(C2H3O2) + H2S = PbS + H2(C2H3O2) =>
Pb(C2H3O2) + H2S = PbS + H2(C2H3O2)
N2 + H2 = NH5 =>
N2 + 5 H2 = 2 NH5
C2H5Cl + O2 = CO + HOCl + H2O =>
2 C2H5Cl + 5 O2 = 4 CO + 2 HOCl + 4 H2O
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Ca(OH)2(aq) + H2SO4 = CaSO4(aq) + H2O(l) =>
Ca(OH)2(aq) + H2SO4 = CaSO4(aq) + 2 H2O(l)
Na2SiO3 + BaCO3 + SiO2 + H3BO3 = (Na2O)10(BaO)10(B2O3)30(SiO2)50 + CO2 + H2O =>
10 Na2SiO3 + 10 BaCO3 + 40 SiO2 + 60 H3BO3 = (Na2O)10(BaO)10(B2O3)30(SiO2)50 + 10 CO2 + 90 H2O
Cu(SO4)2 + Pb(NO3)2 = Pb(SO4)2 + Cu(NO3)2 =>
Cu(SO4)2 + Pb(NO3)2 = Pb(SO4)2 + Cu(NO3)2
CH2CH3OH + O2 = H2O + CH3COOH =>
CH2CH3OH + O2 = H2O + CH3COOH
(NH4)2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + NH4NO3(aq) =>
(NH4)2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + 2 NH4NO3(aq)
CaC2 + C2H2 = CaH2 + C3 =>
3 CaC2 + 3 C2H2 = 3 CaH2 + 4 C3
LiOH = Li + (OH) =>
LiOH = Li + (OH)
Cl2 + Ca(OH)2 = Ca(ClO3)2 + CaCl2 + H2O =>
6 Cl2 + 6 Ca(OH)2 = Ca(ClO3)2 + 5 CaCl2 + 6 H2O
Cl2 + Br2 = BrCl =>
Cl2 + Br2 = 2 BrCl
C4H9 + Cl2 = C4H9Cl =>
2 C4H9 + Cl2 = 2 C4H9Cl
Rb + H2O = HORb + H2 =>
2 Rb + 2 H2O = 2 HORb + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
ZnS + CuSO4 = ZnSO4 + CuS =>
ZnS + CuSO4 = ZnSO4 + CuS
K2Cr2O7 + (NH4)2CO3 = K2CO3 + (NH4)2Cr2O7 =>
K2Cr2O7 + (NH4)2CO3 = K2CO3 + (NH4)2Cr2O7
Cr(NO3)3 + Ba(OH)2 = Cr(OH)3 + Ba(NO3)2 =>
2 Cr(NO3)3 + 3 Ba(OH)2 = 2 Cr(OH)3 + 3 Ba(NO3)2
C12H11 + O2 = CO2 + H2O =>
4 C12H11 + 59 O2 = 48 CO2 + 22 H2O
K2FeO4 + H2SO4 = Fe2(SO4)3 + O2 + H2O + K2SO4 =>
4 K2FeO4 + 10 H2SO4 = 2 Fe2(SO4)3 + 3 O2 + 10 H2O + 4 K2SO4
C6H12O6 + O4 = CO2 + H2O =>
C6H12O6 + 3 O4 = 6 CO2 + 6 H2O
NaBr + LiCl = NaCl + BrLi =>
NaBr + LiCl = NaCl + BrLi
CH2OH + KMnO4 + H2SO4 = HCHO + MnSO4 + H2O + K2SO4 =>
10 CH2OH + 2 KMnO4 + 3 H2SO4 = 10 HCHO + 2 MnSO4 + 8 H2O + K2SO4
C6H5CH2OH + CuO = C6H5COH + Cu2O + H2O =>
C6H5CH2OH + 2 CuO = C6H5COH + Cu2O + H2O
CH3CHCH2OH + O2 = CO2 + H2O =>
4 CH3CHCH2OH + 17 O2 = 12 CO2 + 14 H2O
Fe2(CO3)3 + HC2H3O2 = Fe(C2H3O2) + H2O + CO2 =>
2 Fe2(CO3)3 + 5 HC2H3O2 = 4 Fe(C2H3O2) + 4 H2O + 8 CO2
NH4 = H2 + N =>
NH4 = 2 H2 + N
Cu{+} + MnO4{-} + H2O = MnO2 + OH{-} + Cu{2+} =>
3 Cu{+} + MnO4{-} + 2 H2O = MnO2 + 4 OH{-} + 3 Cu{2+}
O2 + H2O + Si = H2SiO3 =>
O2 + H2O + Si = H2SiO3
NiCl2*6H2O + N(CH2CH3)4Cl*H2O = [N(CH2CH3)4]2[NiCl4] + H2O =>
NiCl2*6H2O + 2 N(CH2CH3)4Cl*H2O = [N(CH2CH3)4]2[NiCl4] + 8 H2O
C2H5OH + O2 = H2O + C2H3O2 =>
4 C2H5OH + 5 O2 = 6 H2O + 4 C2H3O2
Fe + Cu2(NO3) = Fe2(NO3) + Cu =>
2 Fe + Cu2(NO3) = Fe2(NO3) + 2 Cu
Ba(OH)2 + Cu(NO3)2 = Cu(OH)2 + Ba(NO3)2 =>
Ba(OH)2 + Cu(NO3)2 = Cu(OH)2 + Ba(NO3)2
Ni(s) + SnCl2(aq) = NiCl2 + Sn =>
Ni(s) + SnCl2(aq) = NiCl2 + Sn
Ag2SO4 + Ba = BaSO4 + Ag =>
Ag2SO4 + Ba = BaSO4 + 2 Ag
Al(OH)3 + SO4H2 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 SO4H2 = Al2(SO4)3 + 6 H2O
ZnC2O4(ac) = Zn + C2O4 =>
ZnC2O4(ac) = Zn + C2O4
P2 + H = PH3 =>
P2 + 6 H = 2 PH3
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