| Équations équilibrées la veille |
Cu(OH)2 + 2 NaOH = Na2(Cu(OH)4)
Cu(s) + AgNO3(l) = Ag(s) + Cu(NO3)2 =>
Cu(s) + 2 AgNO3(l) = 2 Ag(s) + Cu(NO3)2
CH3CH(OH)CH3 + HCl = CH3CH(Cl)CH3 + H2O =>
CH3CH(OH)CH3 + HCl = CH3CH(Cl)CH3 + H2O
Cu(s) + AgNO3 = Cu(NO3)2(ac) + Ag(s) =>
Cu(s) + 2 AgNO3 = Cu(NO3)2(ac) + 2 Ag(s)
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
KIO3H2O = KOHHIO3 =>
KIO3H2O = KOHHIO3
Pb(s) + PbO2(s) + H2SO4(aq) = PbSO4(s) + H2O(t) =>
Pb(s) + PbO2(s) + 2 H2SO4(aq) = 2 PbSO4(s) + 2 H2O(t)
Cu(s) + Cl2(g) = CuCl(s) =>
2 Cu(s) + Cl2(g) = 2 CuCl(s)
CH3COOH + MgCO3 = H2O + CO2 + Mg(CH3COO) =>
9 CH3COOH + 8 MgCO3 = 6 H2O + 10 CO2 + 8 Mg(CH3COO)
NaHCO3 + H2S = CO2 + H2O + Na2S =>
2 NaHCO3 + H2S = 2 CO2 + 2 H2O + Na2S
P4 + Cl = PCl5 =>
P4 + 20 Cl = 4 PCl5
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3 = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
CaCO3 + H2O = Ca(OH)2 + H2CO3 =>
CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
Fe(Cl)3(aq) + Mg(s) = Fe(s) + MgCl(aq) =>
Fe(Cl)3(aq) + 3 Mg(s) = Fe(s) + 3 MgCl(aq)
CdSO4 + AgNO3 = Cd(NO3)2 + Ag2SO4 =>
CdSO4 + 2 AgNO3 = Cd(NO3)2 + Ag2SO4
NaC2H3O2 + HBr = C2H4O2 + NaBr =>
NaC2H3O2 + HBr = C2H4O2 + NaBr
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2 + K2SO4 + H2O =>
4 Al + K2Cr2O7 + 7 H2SO4 = 2 Al2(SO4)3 + Cr2 + K2SO4 + 7 H2O
Cu(s) + HBr(aq) = CuBr2(aq) + H2(g) =>
Cu(s) + 2 HBr(aq) = CuBr2(aq) + H2(g)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Sr3(PO4)2 + H2SO4 = SrSO4 + H3PO4 =>
Sr3(PO4)2 + 3 H2SO4 = 3 SrSO4 + 2 H3PO4
Cr(OH)3 + NH4OH = Cr(OH)4 + NH4 =>
Cr(OH)3 + NH4OH = Cr(OH)4 + NH4
PH3 + K2Cr2O7 + H2O = Cr(OH)3 + K2HPO4 + KOH =>
3 PH3 + 4 K2Cr2O7 + 10 H2O = 8 Cr(OH)3 + 3 K2HPO4 + 2 KOH
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NO = N2 + O2 =>
2 NO = N2 + O2
CuCl2 + Na3PO4 = NaCl + Cu3(PO4)2 =>
3 CuCl2 + 2 Na3PO4 = 6 NaCl + Cu3(PO4)2
CH2NH2COOH + K2CO3 = CH2NH2COOK + H2CO3 =>
2 CH2NH2COOH + K2CO3 = 2 CH2NH2COOK + H2CO3
AuCl3 + KCN = K[Au(CN)4] + KCl =>
AuCl3 + 4 KCN = K[Au(CN)4] + 3 KCl
Al{3+} + H2P2O7{3-} = Al(H2P2O7) =>
Al{3+} + H2P2O7{3-} = Al(H2P2O7)
HCl + CuSO4 = H + CuCl2 + SO4 =>
2 HCl + CuSO4 = 2 H + CuCl2 + SO4
C6H14(g) + O2 = CO2(g) + H2O(g) =>
2 C6H14(g) + 19 O2 = 12 CO2(g) + 14 H2O(g)
Cu + Ag(NO3)2 = CuNO3 + Ag =>
2 Cu + Ag(NO3)2 = 2 CuNO3 + Ag
Cu + CoCl2 = CuCl + Co =>
2 Cu + CoCl2 = 2 CuCl + Co
Mg + Fe3(SO4)2 = Fe + Mg3(SO4)2 =>
3 Mg + Fe3(SO4)2 = 3 Fe + Mg3(SO4)2
H2 + Pb2O4 = Pb + H2O(steam) =>
4 H2 + Pb2O4 = 2 Pb + 4 H2O(steam)
Al2(CrO4)3 + H2SO4 = H2CrO4 + Al2(SO4)3 =>
Al2(CrO4)3 + 3 H2SO4 = 3 H2CrO4 + Al2(SO4)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Li2O + KCl = O2 + LiKCl =>
2 Li2O + 4 KCl = O2 + 4 LiKCl
BaSO + K3PO4 = Ba3(PO4)2 + K2SO =>
3 BaSO + 2 K3PO4 = Ba3(PO4)2 + 3 K2SO
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Cu + H2(SO4) = CuSO4 + H2O + SO2 =>
Cu + 2 H2(SO4) = CuSO4 + 2 H2O + SO2
PbS + Na2Cr2O7 + H2SO4 = Pb(SO4)2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 PbS + 5 Na2Cr2O7 + 23 H2SO4 = 3 Pb(SO4)2 + 5 Cr2(SO4)3 + 5 Na2SO4 + 23 H2O
Co + Au(ClO3)3 = Co(ClO3)2 + Au =>
3 Co + 2 Au(ClO3)3 = 3 Co(ClO3)2 + 2 Au
Ba(NO2)2 + Na2(SO4) = Ba(SO4) + NO2Na =>
Ba(NO2)2 + Na2(SO4) = Ba(SO4) + 2 NO2Na
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
K2 + B2O3 = K2O + B2 =>
3 K2 + B2O3 = 3 K2O + B2
(CuOH)2SO4 + HCl = CuSO4 + CuCl2 + H2O =>
(CuOH)2SO4 + 2 HCl = CuSO4 + CuCl2 + 2 H2O
Cu + Zn(OH)2 = CuOH + Zn =>
2 Cu + Zn(OH)2 = 2 CuOH + Zn
FeC3 + O = FeO + C3O =>
FeC3 + 2 O = FeO + C3O
C10H14N2 + C7H6O3 = C17H20N2O3 =>
C10H14N2 + C7H6O3 = C17H20N2O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
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Équations équilibrées sur01/29/25
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