| Équations équilibrées la veille |
H2O2 + Cl2 = 2 HCl + O2
KOH + NH4Br = NH3 + H2O + KBr =>
KOH + NH4Br = NH3 + H2O + KBr
Fe + NaOH = Fe2O + NaFe + H2O =>
4 Fe + 2 NaOH = Fe2O + 2 NaFe + H2O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
CuSO4 + Na2CO3 + H2O = (CuOH)2CO3 + CO2 + Na2SO4 =>
2 CuSO4 + 2 Na2CO3 + H2O = (CuOH)2CO3 + CO2 + 2 Na2SO4
MgSO4 + HNO3 = SO3 + H2O + Mg(NO3)2 =>
MgSO4 + 2 HNO3 = SO3 + H2O + Mg(NO3)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ClO3{-} + Br{-} + H{+} = Br2 + Cl{-} + H2O =>
ClO3{-} + 6 Br{-} + 6 H{+} = 3 Br2 + Cl{-} + 3 H2O
PI6 = P + I =>
PI6 = P + 6 I
Fe2(SO4)3(ac) + NaOH(ac) = Fe(OH)3(s) + Na2SO4(ac) =>
Fe2(SO4)3(ac) + 6 NaOH(ac) = 2 Fe(OH)3(s) + 3 Na2SO4(ac)
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
CO(NH2)2 + Y(NO3)3*4H2O = CO2 + H2O + N2 + Y2O3 =>
5 CO(NH2)2 + 2 Y(NO3)3*4H2O = 5 CO2 + 18 H2O + 8 N2 + Y2O3
CuI2 + NaCl = CuCl2 + NaI =>
CuI2 + 2 NaCl = CuCl2 + 2 NaI
Sb(OH)2Cl + HCl = SbCl3 + H2O =>
Sb(OH)2Cl + 2 HCl = SbCl3 + 2 H2O
H2SCO3 = H2CO3S =>
H2SCO3 = H2CO3S
B(s) + O2(g) = BO2(g) =>
B(s) + O2(g) = BO2(g)
Pb(s) + H2O(l) = PbO2(aq) + H2(g) =>
Pb(s) + 2 H2O(l) = PbO2(aq) + 2 H2(g)
C6H8O + H2O = CH4 + CO2 =>
4 C6H8O + 14 H2O = 15 CH4 + 9 CO2
CH3COOH + CuO = Cu(CH3COO)2 + H2O =>
2 CH3COOH + CuO = Cu(CH3COO)2 + H2O
B2O3 + PCl5 = BCl3 + POCl3 =>
B2O3 + 3 PCl5 = 2 BCl3 + 3 POCl3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
U(s) + F2(g) = UF6(aq) =>
U(s) + 3 F2(g) = UF6(aq)
MgI2(aq) + NaOH(aq) = NaI(aq) + Mg(OH)2(s) =>
MgI2(aq) + 2 NaOH(aq) = 2 NaI(aq) + Mg(OH)2(s)
Ca + HNO3 = NH3 + Ca(NO3)2 + H2O =>
4 Ca + 9 HNO3 = NH3 + 4 Ca(NO3)2 + 3 H2O
K2SO4*Cr2(SO4)3 + HCl = CrCl2 + K2SO4 + H2SO4 + Cl2 =>
K2SO4*Cr2(SO4)3 + 6 HCl = 2 CrCl2 + K2SO4 + 3 H2SO4 + Cl2
Cr(OH)3 + NaOH = H2O + Na3CrO3 =>
Cr(OH)3 + 3 NaOH = 3 H2O + Na3CrO3
P + CuSO4 = Cu + PSO4 =>
P + CuSO4 = Cu + PSO4
H2C2O4*2H2O + (NH4)2C2O4H2O + NH4VO3 = (NH4)2[VO(C2O4)2(H2O)]*H2O + H2O + CO2 =>
4 H2C2O4*2H2O + (NH4)2C2O4H2O + 2 NH4VO3 = 2(NH4)2[VO(C2O4)2(H2O)]*H2O + 9 H2O + 2 CO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CoSO4 + KOH = Co(OH)2 + K2SO4 =>
CoSO4 + 2 KOH = Co(OH)2 + K2SO4
F2 + CaBr2 = BrF3 + Ca =>
3 F2 + CaBr2 = 2 BrF3 + Ca
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaSO4 = Ca + SO4 =>
CaSO4 = Ca + SO4
Ba(OH)2 + H2O = BaO2H3 + OH =>
Ba(OH)2 + H2O = BaO2H3 + OH
AsH3 + AgNO3 + H2O = H3AsO3 + HNO3 + Ag =>
AsH3 + 6 AgNO3 + 3 H2O = H3AsO3 + 6 HNO3 + 6 Ag
KOH(aq) + NiSO4(aq) = KSO4(s) + Ni(OH)(aq) =>
KOH(aq) + NiSO4(aq) = KSO4(s) + Ni(OH)(aq)
HCOOH = CO2 + H2 =>
HCOOH = CO2 + H2
Cs + H2 = HCs =>
2 Cs + H2 = 2 HCs
NaClO3 + (COOH)2 + H2SO4 = ClO2 + CO2 + H2O + Na2SO4 =>
2 NaClO3 + (COOH)2 + H2SO4 = 2 ClO2 + 2 CO2 + 2 H2O + Na2SO4
KOH + NH4Br = NH3 + H2O + KBr =>
KOH + NH4Br = NH3 + H2O + KBr
K20 + Br2 = KBr =>
K20 + 10 Br2 = 20 KBr
NiClO32 = NiCl + O2 =>
NiClO32 = NiCl + 16 O2
Al(OH)3 + Na2O = NaOH + Al2O3 =>
2 Al(OH)3 + 3 Na2O = 6 NaOH + Al2O3
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
C6H5MgBr + H2O = C6H6 + BrMgOH =>
C6H5MgBr + H2O = C6H6 + BrMgOH
N2 + H2O + O2 + Cl2 = (NH4ClO4) =>
N2 + 4 H2O + 2 O2 + Cl2 = 2(NH4ClO4)
Fe(OH){+} + H2O + O2 = Fe(OH)3 + H{+} =>
4 Fe(OH){+} + 6 H2O + O2 = 4 Fe(OH)3 + 4 H{+}
Dr + O2 = Dr2O7 =>
4 Dr + 7 O2 = 2 Dr2O7
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
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Équations équilibrées sur10/22/24
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