Équations équilibrées la veille |
AgNO3 + HBr = AgBr + HNO3
NaOH + N2O = Na + H + N2O2 =>
NaOH + N2O = Na + H + N2O2
K2O(s) = K + O2 =>
2 K2O(s) = 4 K + O2
KIO3 + NaI + H2SO4 = I2 + KSO4 + NaSO4 + H2O =>
2 KIO3 + 4 NaI + 6 H2SO4 = 3 I2 + 2 KSO4 + 4 NaSO4 + 6 H2O
AgNO3 + HCl = AgCl + NO3 + H =>
AgNO3 + HCl = AgCl + NO3 + H
CaCl2(aq) + Na2SO4 = CaSO4 + NaCl =>
CaCl2(aq) + Na2SO4 = CaSO4 + 2 NaCl
HBr + SrO2 = SrBr2 + HO =>
2 HBr + SrO2 = SrBr2 + 2 HO
Fe(s) + CuCl2(s) = FeCl2(s) + Cu(s) =>
Fe(s) + CuCl2(s) = FeCl2(s) + Cu(s)
AlCl3 + KSCN = Al(SCN)3 + KCl =>
AlCl3 + 3 KSCN = Al(SCN)3 + 3 KCl
Mo + HClO4 = H2 + Mo(ClO4)3 =>
2 Mo + 6 HClO4 = 3 H2 + 2 Mo(ClO4)3
Sn2 + Cl2 = SnCl4 =>
Sn2 + 4 Cl2 = 2 SnCl4
Hg(HCO3)2 = HgO + CO2 + H2O =>
Hg(HCO3)2 = HgO + 2 CO2 + H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
NH3(l) + O2(g) = NO2(g) + H2O(l) =>
4 NH3(l) + 7 O2(g) = 4 NO2(g) + 6 H2O(l)
MgCO3 + Cl = MgCl2 + CO3 =>
MgCO3 + 2 Cl = MgCl2 + CO3
HCOONa + H2O = H3O + COONa =>
HCOONa + H2O = H3O + COONa
NaNO3 + NH3Cl = NH3NO3 + NaCl =>
NaNO3 + NH3Cl = NH3NO3 + NaCl
TiCl2 + HCl = TiCl4 + H2 =>
TiCl2 + 2 HCl = TiCl4 + H2
Zn + O2 = Zn2O3 =>
4 Zn + 3 O2 = 2 Zn2O3
C10H10O4S + O2 = CO2 + SO2 + H2O =>
2 C10H10O4S + 23 O2 = 20 CO2 + 2 SO2 + 10 H2O
NaI3 = Na2 + I2 =>
2 NaI3 = Na2 + 3 I2
N2 + CO2 = CO + NO =>
N2 + 2 CO2 = 2 CO + 2 NO
Li2SO4 + HCl = LiCl + H2SO4 =>
Li2SO4 + 2 HCl = 2 LiCl + H2SO4
Na(OH) + Pb(NO3)2 = Na(NO3)2 + Pb(OH) =>
Na(OH) + Pb(NO3)2 = Na(NO3)2 + Pb(OH)
Cl2(g) + NaBr(g) = NaCl(g) + Br2(g) =>
Cl2(g) + 2 NaBr(g) = 2 NaCl(g) + Br2(g)
Al(CH3)2 + O2 = Al2O3 + H2O + CO2 =>
4 Al(CH3)2 + 17 O2 = 2 Al2O3 + 12 H2O + 8 CO2
Zn(NO3)2 + O2 = ZnO + (NO3)2 =>
2 Zn(NO3)2 + O2 = 2 ZnO + 2(NO3)2
H2Se + SO2 = Se + S + H2O =>
2 H2Se + SO2 = 2 Se + S + 2 H2O
MnSO4 + BaNO3 = MnNO3 + BaSO4 =>
MnSO4 + BaNO3 = MnNO3 + BaSO4
HCl + B(HO)3 = H2O + BCl3 =>
3 HCl + B(HO)3 = 3 H2O + BCl3
C6H14 + C4H9Cl + AlCl3 = C10H23 + AlCl4 =>
C6H14 + C4H9Cl + AlCl3 = C10H23 + AlCl4
H2SO4 + KHCO3 = KSO4 + H3CO3 =>
H2SO4 + KHCO3 = KSO4 + H3CO3
CaCO3 + AlF3 = CaF2 + Al2(CO3)3 =>
3 CaCO3 + 2 AlF3 = 3 CaF2 + Al2(CO3)3
K2(CrO7) + Ba(OH)2 = Ba2(CrO7)2 + KOH =>
2 K2(CrO7) + 2 Ba(OH)2 = Ba2(CrO7)2 + 4 KOH
PbSO4 + NH3 = [Pb(NH3)]SO4 =>
PbSO4 + NH3 = [Pb(NH3)]SO4
CrO5 + H2O2 + H{+} = Cr{3+} + H2O + O2 =>
2 CrO5 + 7 H2O2 + 6 H{+} = 2 Cr{3+} + 10 H2O + 7 O2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2S + Ti(OH)4 = Ti2S4 + H2O =>
4 H2S + 2 Ti(OH)4 = Ti2S4 + 8 H2O
CuSO4 + NaOH + C2H5OH = Cu2O + Na2SO4 + C6H12O7 + H2O =>
14 CuSO4 + 28 NaOH + 3 C2H5OH = 7 Cu2O + 14 Na2SO4 + C6H12O7 + 17 H2O
C3H7Br + Na = C6H14 + NaBr =>
2 C3H7Br + 2 Na = C6H14 + 2 NaBr
H2(g) + P2(s) = PH3(g) =>
3 H2(g) + P2(s) = 2 PH3(g)
NaOH + N2O = Na + H + N2O2 =>
NaOH + N2O = Na + H + N2O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na(s) + Co(NO3)2(aq) = Co(s) + NaNO3(aq) =>
2 Na(s) + Co(NO3)2(aq) = Co(s) + 2 NaNO3(aq)
Fe(s) + CuCl2(s) = FeCl2(s) + Cu(s) =>
Fe(s) + CuCl2(s) = FeCl2(s) + Cu(s)
Cu2{+} + S{-} = Cu2S =>
Cu2{+} + S{-} = Cu2S
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2SO3(aq) =>
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2SO3(aq)
Cu + H3PO4 = CuPO4 + H2 =>
2 Cu + 2 H3PO4 = 2 CuPO4 + 3 H2
Cs + HF = H2 + CsF =>
2 Cs + 2 HF = H2 + 2 CsF
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