| Équations équilibrées la veille |
4 SiO2 + 2 CaC2 = 4 SiC + 2 CaO + 3 O2
FeNO3 + Na3PO4 = NaNO3 + Fe3PO4 =>
3 FeNO3 + Na3PO4 = 3 NaNO3 + Fe3PO4
As2S + Cl2 + H2O = H3AsO + H2SO4 + HCl =>
As2S + 2 Cl2 + 6 H2O = 2 H3AsO + H2SO4 + 4 HCl
Na2S + SrBr2 = SrS + NaBr =>
Na2S + SrBr2 = SrS + 2 NaBr
Al2(SO4)3 + AgNO3 = Al(NO3)3 + Ag2SO4 =>
Al2(SO4)3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2SO4
NaNO3(aq) + MgCl2(aq) = NaCl(aq) + Mg(NO3)2(aq) =>
2 NaNO3(aq) + MgCl2(aq) = 2 NaCl(aq) + Mg(NO3)2(aq)
Fe + O2 = FeO6 =>
Fe + 3 O2 = FeO6
O2 + C6H13OH = H2H + CO2 =>
33 O2 + 6 C6H13OH = 28 H2H + 36 CO2
As + MnO4{-} + H{+} = H3AsO4 + Mn{+2} =>
As + MnO4{-} + 3 H{+} = H3AsO4 + Mn{+2}
Be(OH)2 + HI = BeI + H(OH)2 =>
Be(OH)2 + HI = BeI + H(OH)2
Al + S8 = Al3S3 =>
24 Al + 3 S8 = 8 Al3S3
Zn + Cu(OH)2 = Zn(OH)2 + Cu =>
Zn + Cu(OH)2 = Zn(OH)2 + Cu
Zn(OH)2 + Am = Am(OH)3 + Zn =>
3 Zn(OH)2 + 2 Am = 2 Am(OH)3 + 3 Zn
NaNO2 + HO = NaNO3 + H2O =>
NaNO2 + 2 HO = NaNO3 + H2O
C3H5NaO3 = H + C3NaO3 =>
C3H5NaO3 = 5 H + C3NaO3
As2Se5 + HNO3 = H3AsO4 + H2SeO3 + NO2 + H2O =>
As2Se5 + 30 HNO3 = 2 H3AsO4 + 5 H2SeO3 + 30 NO2 + 7 H2O
Mg + H3O{+} = (Mg)2{+} + H2 + H2O =>
4 Mg + 2 H3O{+} = 2(Mg)2{+} + H2 + 2 H2O
PO4 + Al2(SO4)3 = Al2PO4 + SO4 =>
PO4 + Al2(SO4)3 = Al2PO4 + 3 SO4
Cr{3+} + HCOO{-} = Cr(HCOO)3 =>
Cr{3+} + 3 HCOO{-} = Cr(HCOO)3
Zn + Fe3O = ZnO + Fe =>
Zn + Fe3O = ZnO + 3 Fe
CUSO4(aq) + Fe(s) = FeSO4(aq) + CU(s) =>
CUSO4(aq) + Fe(s) = FeSO4(aq) + CU(s)
C + Ca3(PO4)2 + SiO2 = CO + CaSiO + P =>
11 C + Ca3(PO4)2 + 3 SiO2 = 11 CO + 3 CaSiO + 2 P
Mg(s) + CrCl3(aq) = MgCl2(s) + Cr(s) =>
3 Mg(s) + 2 CrCl3(aq) = 3 MgCl2(s) + 2 Cr(s)
HNO3 + Be(OH)2 = H(OH)2 + BeNO3 =>
HNO3 + Be(OH)2 = H(OH)2 + BeNO3
Fe2S3 + HCl = FeCl3(g) + H2S(g) =>
Fe2S3 + 6 HCl = 2 FeCl3(g) + 3 H2S(g)
BaNO3 + HCl = BaCl2 + H2NO3 =>
BaNO3 + 2 HCl = BaCl2 + H2NO3
P4O6 + H2O = H3PO4 + OH3 =>
P4O6 + 18 H2O = 4 H3PO4 + 8 OH3
K(s) + H(g) = KH(s) =>
K(s) + H(g) = KH(s)
(Cr2O7)(ac) + I(ac) = Cr(ac) + (IO3)(ac) =>
3(Cr2O7)(ac) + 7 I(ac) = 6 Cr(ac) + 7(IO3)(ac)
C1H18 + O2 = CO + H2O =>
C1H18 + 5 O2 = CO + 9 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
RbOH + H2CO3 = RbHCO3 + H2O =>
RbOH + H2CO3 = RbHCO3 + H2O
BeF2 + K2O = Be2O + F2K =>
2 BeF2 + K2O = Be2O + 2 F2K
KI + HCl = KH + ICl =>
KI + HCl = KH + ICl
ICl3 + NaBr = NaI + Br2 + Cl2 =>
2 ICl3 + 2 NaBr = 2 NaI + Br2 + 3 Cl2
NaIO3 + SO2 + H2O = Na2SO4 + H2SO4 + I1 =>
2 NaIO3 + 5 SO2 + 4 H2O = Na2SO4 + 4 H2SO4 + 2 I1
Mg + H3O{+} = (Mg){+2} + H2 + H2O =>
Mg + 2 H3O{+} = (Mg){+2} + H2 + 2 H2O
C + Si = CSi =>
C + Si = CSi
H2Cl2 + Mg = MgCl2 + H2 =>
H2Cl2 + Mg = MgCl2 + H2
N2CO3 = N2O + CO2 =>
N2CO3 = N2O + CO2
I2 + S2O3{-2} + H2O = S2O4{-2} + I{-} + H{+} =>
I2 + S2O3{-2} + H2O = S2O4{-2} + 2 I{-} + 2 H{+}
KCl + Na2Cr2O7 = K2Cr2O7 + NaCl =>
2 KCl + Na2Cr2O7 = K2Cr2O7 + 2 NaCl
Cu(OH)2 + NaOH + C6H12O6 = CuOH + H2O + Na2CO3 =>
24 Cu(OH)2 + 12 NaOH + C6H12O6 = 24 CuOH + 24 H2O + 6 Na2CO3
V2O5 + C = V + CO2 =>
2 V2O5 + 5 C = 4 V + 5 CO2
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
C6H12O + Ni(OH)3 = Ni(OH)2 + H2O + CO2 =>
C6H12O + 34 Ni(OH)3 = 34 Ni(OH)2 + 23 H2O + 6 CO2
ClOH2 + O2 = ClO2 + H2O =>
ClOH2 + O2 = ClO2 + H2O
C2H2(acetylene) + Br2 = C2H2Br2 =>
C2H2(acetylene) + Br2 = C2H2Br2
K2Cr2O7 + H2SO4 + NaI = Cr2(SO4)3 + H2O + I2 + K2SO4 + Na2SO4 =>
K2Cr2O7 + 7 H2SO4 + 6 NaI = Cr2(SO4)3 + 7 H2O + 3 I2 + K2SO4 + 3 Na2SO4
RuO4{2-} + e + H{+} = RuO2 + H2O =>
RuO4{2-} + 2e + 4 H{+} = RuO2 + 2 H2O
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Équations équilibrées sur01/09/25
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