| Équations équilibrées la veille |
Cu(OH)2(s) + H2SO4(ac) = CuSO4(ac) + 2 H2O(l)
Na3N + HCl = NaCl + NH4Cl =>
Na3N + 4 HCl = 3 NaCl + NH4Cl
K2CrO7 + H2O + S = KOH + Cr2O3 + SO =>
2 K2CrO7 + 2 H2O + 9 S = 4 KOH + Cr2O3 + 9 SO
FeI2 = Fe2 + I2 =>
2 FeI2 = Fe2 + 2 I2
O{-}{-}{-} = O2{-2} =>
2 O{-}{-}{-} = O2{-2}
(C6H5)2 + O2 = CO2 + H2O =>
2(C6H5)2 + 29 O2 = 24 CO2 + 10 H2O
Pb(C2H3O2)2 + H2CrO4 = PbCrO4 + HC2H3O2 =>
Pb(C2H3O2)2 + H2CrO4 = PbCrO4 + 2 HC2H3O2
FeO + HNO2 = Fe(NO2)2 + H2O =>
FeO + 2 HNO2 = Fe(NO2)2 + H2O
HBr + MgO2H2 = MgBr2 + H2O =>
2 HBr + MgO2H2 = MgBr2 + 2 H2O
FeP = Fe + P =>
FeP = Fe + P
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeS = Fe + S8 =>
8 FeS = 8 Fe + S8
Fe2Co9 + HCl = FeCl2 + H2 + Co =>
Fe2Co9 + 4 HCl = 2 FeCl2 + 2 H2 + 9 Co
CH3COOH + Mg(HCO3)2 = H2O + CO2 + Mg =>
CH3COOH + 4 Mg(HCO3)2 = 6 H2O + 10 CO2 + 4 Mg
XCH2OH + KMnO4 + H2SO4 = XCOOH + K2SO4 + H2O + MnSO4 =>
5 XCH2OH + 4 KMnO4 + 6 H2SO4 = 5 XCOOH + 2 K2SO4 + 11 H2O + 4 MnSO4
CuCO3 + CH3COOH = CO2 + Cu(CH3COOH)2 + H2O =>
4 CuCO3 + 9 CH3COOH = 6 CO2 + 4 Cu(CH3COOH)2 + 2 H2O
K(I{-}) + (Pb{+2})(NO{3-}) = (Pb{+2})(I{-}) + K(NO{3-}) =>
K(I{-}) + (Pb{+2})(NO{3-}) = (Pb{+2})(I{-}) + K(NO{3-})
Au + HNO3 + HCl = AuCl4 + NO2 + H2O =>
Au + 4 HNO3 + 4 HCl = AuCl4 + 4 NO2 + 4 H2O
CaC2 + H2SO4 = H2 + CO2 + CaS =>
CaC2 + H2SO4 = H2 + 2 CO2 + CaS
Mg + Cu2(SO4) = Mg(SO4)2 + Cu(s) =>
Mg + 2 Cu2(SO4) = Mg(SO4)2 + 4 Cu(s)
FeSCN + KSCN = Fe(SCN)2 + K =>
FeSCN + KSCN = Fe(SCN)2 + K
K2S(aq) + HI(aq) = K2I(s) + HS(aq) =>
K2S(aq) + HI(aq) = K2I(s) + HS(aq)
PO = O2 + P =>
2 PO = O2 + 2 P
C + O42 = CO2 =>
21 C + O42 = 21 CO2
H2SO4 + ZnS = ZnSO4 + H2S =>
H2SO4 + ZnS = ZnSO4 + H2S
H2Cl2 + Zn = H + ZnCl =>
H2Cl2 + 2 Zn = 2 H + 2 ZnCl
Cu + H2SO + O2 = CuSO4 + H2 =>
2 Cu + 2 H2SO + 3 O2 = 2 CuSO4 + 2 H2
C7H16 + Br2 = CBr + HBr =>
2 C7H16 + 23 Br2 = 14 CBr + 32 HBr
MgCO3(s) = MgO(s)CO2(g) =>
MgCO3(s) = MgO(s)CO2(g)
KClO4 + Mn2(SO4)7 = K2SO4 + Mn(ClO4)7 =>
14 KClO4 + Mn2(SO4)7 = 7 K2SO4 + 2 Mn(ClO4)7
Cl2O7(l) + H2O(l) = HClO4 =>
Cl2O7(l) + H2O(l) = 2 HClO4
Pa + Pr{+2}O{+3} = Pa{+2}O{+5} + Pr =>
Pa + Pr{+2}O{+3} = Pa{+2}O{+5} + Pr
CH8H1802 + O2 = CO2 + H2O =>
2 CH8H1802 + 907 O2 = 2 CO2 + 1810 H2O
FeSO4(aq) + Ca(OH)2(aq) = Fe(OH)2(s) + CaSO4(s) =>
FeSO4(aq) + Ca(OH)2(aq) = Fe(OH)2(s) + CaSO4(s)
[Ni(C2H8N2)2]Cl2*2H2O + NH4OH = [Ni(NH3)6]Cl2 + H2O + C2H8N2 =>
[Ni(C2H8N2)2]Cl2*2H2O + 6 NH4OH = [Ni(NH3)6]Cl2 + 8 H2O + 2 C2H8N2
Cu + (OH) = Cu(OH)2 =>
Cu + 2(OH) = Cu(OH)2
C6H8 + C15O3H18 = C6H6 + C15O3H24 =>
3 C6H8 + C15O3H18 = 3 C6H6 + C15O3H24
C2H6O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + C2H4O + K2SO4 + H2O =>
3 C2H6O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 3 C2H4O + K2SO4 + 7 H2O
Cu2O + N2O = Cu(NO) =>
Cu2O + N2O = 2 Cu(NO)
Co3No3{-} + Zn = Zn2No3{-} + Co =>
Co3No3{-} + 2 Zn = Zn2No3{-} + 3 Co
H2SO4(aq) + CsOH(aq) = Cs(SO4)(aq) + H3O(aq) =>
H2SO4(aq) + CsOH(aq) = Cs(SO4)(aq) + H3O(aq)
FeSO4 + AgNO3 = Fe(NO3)2 + Ag2SO4 =>
FeSO4 + 2 AgNO3 = Fe(NO3)2 + Ag2SO4
CaOH + FeSO4 = CaSO4 + FeOH =>
CaOH + FeSO4 = CaSO4 + FeOH
Fe + Au2SO4 = Fe2(SO4)3 + Au =>
2 Fe + 3 Au2SO4 = Fe2(SO4)3 + 6 Au
C9H7O4Na + HCl = C9H8O4 + NaCl =>
C9H7O4Na + HCl = C9H8O4 + NaCl
NaHCl + NaOH + Cl2 = NaCl + H2O =>
2 NaHCl + 2 NaOH + Cl2 = 4 NaCl + 2 H2O
FeSO4 + HNO2 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 FeSO4 + 2 HNO2 + H2SO4 = Fe2(SO4)3 + 2 NO + 2 H2O
K3TiOF5 + O2 = TiO2(g) + K + F =>
2 K3TiOF5 + O2 = 2 TiO2(g) + 6 K + 10 F
Ca3(PO4)2 + C + TiO2 = Ca2Ti2O6 + CO + P =>
2 Ca3(PO4)2 + 10 C + 6 TiO2 = 3 Ca2Ti2O6 + 10 CO + 4 P
NaOH + Pb(CO3)2 = Na2CO3 + Pb(OH)4 =>
4 NaOH + Pb(CO3)2 = 2 Na2CO3 + Pb(OH)4
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Équations équilibrées sur01/30/25
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