| Équations équilibrées la veille |
Mg(OH2) + 2(NH4)3PO4 = Mg(PO4)2 + 6 NH4 + H2O
K2S + Ag2SO4 = K2SO4 + Ag2S =>
K2S + Ag2SO4 = K2SO4 + Ag2S
KOH + Ag(NO3)2 = KNO3 + Ag(OH)2 =>
2 KOH + Ag(NO3)2 = 2 KNO3 + Ag(OH)2
C3H5N3O9(g) = N2(g) + CO2(g) + H2O(g) + O2(g) =>
4 C3H5N3O9(g) = 6 N2(g) + 12 CO2(g) + 10 H2O(g) + O2(g)
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NaSH = Na{+} + S{-2} + H{+} =>
NaSH = Na{+} + S{-2} + H{+}
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
[PtCl6]{2-} + HCHO + OH{-} = Pt + CO2 + Cl{-} + H2O =>
[PtCl6]{2-} + HCHO + 4 OH{-} = Pt + CO2 + 6 Cl{-} + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H{+} + MnO4{-} + Cl{-} = Mn2{+} + Cl2 + H2O =>
32 H{+} + 4 MnO4{-} + 26 Cl{-} = 2 Mn2{+} + 13 Cl2 + 16 H2O
NaNO3 + AgF + NH3 + H2O = AgNO3 + NH4F + NaH =>
4 NaNO3 + 5 AgF + 6 NH3 + 3 H2O = 5 AgNO3 + 5 NH4F + 4 NaH
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H3COOH + KOH = C2HCOK + H2O =>
C2H3COOH + KOH = C2HCOK + 2 H2O
AgNO3 + Be = Be(NO3)2 + Ag =>
2 AgNO3 + Be = Be(NO3)2 + 2 Ag
Cr2(SO4)3 + Na2CO3 + H2O = Cr(OH)3 + CO2 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Cr(OH)3 + 3 CO2 + 3 Na2SO4
H3PO4 + HCl = H2O + PCl5 =>
H3PO4 + 5 HCl = 4 H2O + PCl5
Fe + HC2H3O2 = Fe(C2H3O2)3 + H2 =>
2 Fe + 6 HC2H3O2 = 2 Fe(C2H3O2)3 + 3 H2
CH3CH2CHO + KMnO4 + H2O = CH3CH2COOH + MnO2 + KOH =>
3 CH3CH2CHO + 2 KMnO4 + H2O = 3 CH3CH2COOH + 2 MnO2 + 2 KOH
Ca(Ac)2 + H2SO4 = CaSO4 + HAc =>
Ca(Ac)2 + H2SO4 = CaSO4 + 2 HAc
NH4CNS + NaOH = NaCNS + NH4OH =>
NH4CNS + NaOH = NaCNS + NH4OH
SrN6 + P3N5 + NH4Cl = HPN2 + SrCl2 + N2 =>
3 SrN6 + 8 P3N5 + 6 NH4Cl = 24 HPN2 + 3 SrCl2 + 8 N2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
FSO3H + PVC = FSO3{-} + PVC{+6} + H2 =>
6 FSO3H + PVC = 6 FSO3{-} + PVC{+6} + 3 H2
N2O + H2O = HNO =>
N2O + H2O = 2 HNO
Al2C2 + H2O = Al(OH)2 + CH2 =>
Al2C2 + 4 H2O = 2 Al(OH)2 + 2 CH2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
NH3(g) + ClF3(g) = HF(g) + N2(g) + Cl2(g) =>
2 NH3(g) + 2 ClF3(g) = 6 HF(g) + N2(g) + Cl2(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
H2O2 + KI = KOH + I2 =>
H2O2 + 2 KI = 2 KOH + I2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CdSO4 + Na2S = CdS + Na2 + SO4 =>
CdSO4 + Na2S = CdS + Na2 + SO4
Na3CrO4 + H2SO4 = Cr3{+} + Cr2O7{-}2 + H2O + Na{+} + SO4{-}2 =>
8 Na3CrO4 + 25 H2SO4 = 2 Cr3{+} + Cr2O7{-}2 + 25 H2O + 24 Na{+} + 25 SO4{-}2
BaCl2(aq) + H2SO4(aq) = Ba(SO4)(s) + HCl(aq) =>
BaCl2(aq) + H2SO4(aq) = Ba(SO4)(s) + 2 HCl(aq)
C6H5C(OH)2(OHCH4) = C6H5C(OCH4)(OH) + H2O = H + C6H5COOCH4 =>
C6H5C(OH)2(OHCH4) = C6H5C(OCH4)(OH) + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C12H22O11 = C2H2 + H2O + CO2 =>
5 C12H22O11 = 24 C2H2 + 31 H2O + 12 CO2
KI(ac) + Cu(NO3)2(ac) = I2(ac) + CuI(s) + KNO3(ac) =>
4 KI(ac) + 2 Cu(NO3)2(ac) = I2(ac) + 2 CuI(s) + 4 KNO3(ac)
NaCr = Na + Cr =>
NaCr = Na + Cr
CH2O + O2 = H2O + CO =>
2 CH2O + O2 = 2 H2O + 2 CO
Na2SO3 + HNO3 + Hg2(NO3)2 = S + HgO + NaNO3 + H2SO4 =>
2 Na2SO3 + 2 HNO3 + Hg2(NO3)2 = S + 2 HgO + 4 NaNO3 + H2SO4
Al + KOH + H2SO4 + H2O = KAl(SO42)*12H2O + H2 =>
2 Al + 2 KOH + 2 H2SO4 + 98 H2O = 2 KAl(SO42)*12H2O + 77 H2
NaHSO3 + O2 = Na2SO4 + H2O + SO2 =>
4 NaHSO3 + O2 = 2 Na2SO4 + 2 H2O + 2 SO2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
CaCl2(aq) + CuSO4(aq) = Ca(SO4) + CuCl2(aq) =>
CaCl2(aq) + CuSO4(aq) = Ca(SO4) + CuCl2(aq)
Mn2(MnO4)3 + Ga2(SO4)3 = Mn2(SO4)3 + Ga2(MnO4)3 =>
Mn2(MnO4)3 + Ga2(SO4)3 = Mn2(SO4)3 + Ga2(MnO4)3
HCO3 + Ca = Ca(HCO3)2 =>
2 HCO3 + Ca = Ca(HCO3)2
Al(s) + Sn{2+}(aq) = Al{3+}(aq) + Sn(s) =>
2 Al(s) + 3 Sn{2+}(aq) = 2 Al{3+}(aq) + 3 Sn(s)
K2O = K{+} + O{2-} =>
K2O = 2 K{+} + O{2-}
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