Équations équilibrées la veille |
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Hg2Cl2 + HIO3 + HCl = HgCl2 + ICl + H2O =>
2 Hg2Cl2 + HIO3 + 5 HCl = 4 HgCl2 + ICl + 3 H2O
NaCl2 = Na + Cl2 =>
NaCl2 = Na + Cl2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
CUO(s) + C(s) = CU(s) + CO2(g) =>
2 CUO(s) + C(s) = 2 CU(s) + CO2(g)
C2H6O + Cr3O7{2-} + H{+} = CO2 + Cr{3+} + H2O =>
C2H6O + 4 Cr3O7{2-} + 44 H{+} = 2 CO2 + 12 Cr{3+} + 25 H2O
Ca(OH)2 + C = CaC + H2O + O2 =>
2 Ca(OH)2 + 2 C = 2 CaC + 2 H2O + O2
Li20 + SO3 = Li2O3 + SO =>
Li20 + 15 SO3 = 10 Li2O3 + 15 SO
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Cr(NO3)2 + H2O2 + NaOH = NaNO3 + NaCrO4 + H2O =>
2 Cr(NO3)2 + 5 H2O2 + 6 NaOH = 4 NaNO3 + 2 NaCrO4 + 8 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Cr(OH)3 + O2 = CrO4 + H2O =>
4 Cr(OH)3 + 5 O2 = 4 CrO4 + 6 H2O
NaNH2 + NaNO3 = NaN3 + NaOH + NH3 =>
3 NaNH2 + NaNO3 = NaN3 + 3 NaOH + NH3
C2H3Br3 + O2 = CO2 + H2O + Br2 =>
4 C2H3Br3 + 11 O2 = 8 CO2 + 6 H2O + 6 Br2
Fe + HCl = Fe(HCl) =>
Fe + HCl = Fe(HCl)
Mg(OH)2 + Rb = RbOH + Mg =>
Mg(OH)2 + 2 Rb = 2 RbOH + Mg
ZnO + KOH = Zn(OH)2 + K2O =>
ZnO + 2 KOH = Zn(OH)2 + K2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Bi + O2 = Bi2O5 =>
4 Bi + 5 O2 = 2 Bi2O5
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
(NH4)2S + KOH = K2S + NH4OH =>
(NH4)2S + 2 KOH = K2S + 2 NH4OH
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe2S + H2SO4 = Fe2SO43 + SO2 + H2O =>
Fe2S + 43 H2SO4 = Fe2SO43 + 43 SO2 + 43 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Ag2S + H2SO4 = Ag2SO4 + SO2 + H2O =>
Ag2S + 4 H2SO4 = Ag2SO4 + 4 SO2 + 4 H2O
ZnSO4 + HCl = ZnCl2 + H2SO4 =>
ZnSO4 + 2 HCl = ZnCl2 + H2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
KH2PO4 + NaOH = KNa2PO4 + H2O =>
KH2PO4 + 2 NaOH = KNa2PO4 + 2 H2O
HC2H3O2 + Cu = Cu(C2H3O2)2 + H2 =>
2 HC2H3O2 + Cu = Cu(C2H3O2)2 + H2
Au + Pd(NO3)2 = Au(NO3)3 + Pd =>
2 Au + 3 Pd(NO3)2 = 2 Au(NO3)3 + 3 Pd
CO2 + OH{-} = HCO3{-} =>
CO2 + OH{-} = HCO3{-}
(NH4)2Cr2O7 = NH4{+} + Cr2O7{-2} =>
(NH4)2Cr2O7 = 2 NH4{+} + Cr2O7{-2}
Mg + O = MgO =>
Mg + O = MgO
FeCl3 + MgO = FeO + MgCl3 =>
FeCl3 + MgO = FeO + MgCl3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Li + NO = LiNO =>
Li + NO = LiNO
Co{2+} + NO{2-} = [Co(NO)] =>
Co{2+} + NO{2-} = [Co(NO)]
OF{-} + H{+} = OFH =>
OF{-} + H{+} = OFH
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
AlBr3 + C12 = AlC13 + Br2 =>
12 AlBr3 + 13 C12 = 12 AlC13 + 18 Br2
K2CO3Na2S = K2SNa2CO3 =>
K2CO3Na2S = K2SNa2CO3
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