Équations équilibrées la veille |
Na2O + H2O = 2 NaOH
C8H9NO2 + H2O = C6H7NO + CH3COOH =>
C8H9NO2 + H2O = C6H7NO + CH3COOH
NH3 + H2S = (NH4)2S =>
2 NH3 + H2S = (NH4)2S
CH3CN + O2 = NH3 + CO2 =>
CH3CN + 2 O2 = NH3 + 2 CO2
Na2CrO4 + Mo(OH)3 = NaOH + Mo2(CrO4)3 =>
3 Na2CrO4 + 2 Mo(OH)3 = 6 NaOH + Mo2(CrO4)3
S + KClO3 + H2O = K2SO4 + Cl2 + H2SO4 =>
5 S + 6 KClO3 + 2 H2O = 3 K2SO4 + 3 Cl2 + 2 H2SO4
OH + AgNO3 = HNO3 + AgO =>
OH + AgNO3 = HNO3 + AgO
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na2S2O8 + C6H6 + H2O = H{+} + CO2 + Na{+} + SO4{-2} =>
15 Na2S2O8 + C6H6 + 12 H2O = 30 H{+} + 6 CO2 + 30 Na{+} + 30 SO4{-2}
HNO3 + Zn = ZnNO3 + N20 + H2O =>
120 HNO3 + 100 Zn = 100 ZnNO3 + N20 + 60 H2O
PbCl2 + HCl + VCl3 = VCl4 + PbH4 =>
PbCl2 + 4 HCl + 6 VCl3 = 6 VCl4 + PbH4
CuO + AgNO3 = CuNO3 + AgO =>
CuO + AgNO3 = CuNO3 + AgO
HgS + HCl + H2O2 = HgCl2 + SO2 + H2O =>
HgS + 2 HCl + 3 H2O2 = HgCl2 + SO2 + 4 H2O
RbOH = RbH + O2 =>
2 RbOH = 2 RbH + O2
I2 + H2O + Cu{2+} = IO3{-} + H{+} + Cu{+} =>
I2 + 6 H2O + 10 Cu{2+} = 2 IO3{-} + 12 H{+} + 10 Cu{+}
[CoCl2(H2O)6] + NH4Cl + NH3 + O2 = [Co(NH3)6]Cl3 + H2O =>
4[CoCl2(H2O)6] + 4 NH4Cl + 20 NH3 + O2 = 4[Co(NH3)6]Cl3 + 26 H2O
C7H16O3(l) + O2 = CO2(g) + H2O =>
2 C7H16O3(l) + 19 O2 = 14 CO2(g) + 16 H2O
Mg(s) + KNO3(aq) = K2(s) + Mg(NO3)2 =>
Mg(s) + 2 KNO3(aq) = K2(s) + Mg(NO3)2
KHCO3 + H2SO4 = K2SO4 + HHCO3 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 HHCO3
Mg(s) + KNO3(aq) = K2(s) + Mg(NO3)2 =>
Mg(s) + 2 KNO3(aq) = K2(s) + Mg(NO3)2
K2SO3 + AgNO3 + NaOH = K2SO4 + Ag + NaNO3 + H2O =>
K2SO3 + 2 AgNO3 + 2 NaOH = K2SO4 + 2 Ag + 2 NaNO3 + H2O
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
K2Zn(OH)4 + H2S = KHS + ZnS + H2O =>
K2Zn(OH)4 + 3 H2S = 2 KHS + ZnS + 4 H2O
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
H60 = H6 =>
H60 = 10 H6
HCl + Cu(iii)(OH)3 = Cu(iii)Cl3 + H2O =>
3 HCl + Cu(iii)(OH)3 = Cu(iii)Cl3 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KClO3 + MnO2 = KO2 + MnClO3 =>
KClO3 + MnO2 = KO2 + MnClO3
As4O6 + IO4{-} + H2O = AsO4{3-} + IO3{-} + H{+} =>
As4O6 + 4 IO4{-} + 6 H2O = 4 AsO4{3-} + 4 IO3{-} + 12 H{+}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca(NO3)2(aq) + Na2SO4(aq) = NaNO3 + CaSO4 =>
Ca(NO3)2(aq) + Na2SO4(aq) = 2 NaNO3 + CaSO4
C + O2 = CO =>
2 C + O2 = 2 CO
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ca(NO3)2 + NH4F = CaF2 + N2O + H2O =>
Ca(NO3)2 + 2 NH4F = CaF2 + 2 N2O + 4 H2O
H2O + SO2 + K2Cr2O7 = H2SO4 + K2SO4 + CrSO4 =>
H2O + 4 SO2 + K2Cr2O7 = H2SO4 + K2SO4 + 2 CrSO4
HNO3 + H4NOH = H2O + H4N4 =>
HNO3 + 3 H4NOH = 6 H2O + H4N4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaOH + ZnSO4 = Na2SO4 + Zn(OH)2 =>
2 NaOH + ZnSO4 = Na2SO4 + Zn(OH)2
Zn(NO3)2 + K2Cr2O7 = Zn2(Cr2O7)2 + KNO3 =>
2 Zn(NO3)2 + 2 K2Cr2O7 = Zn2(Cr2O7)2 + 4 KNO3
H2SO4 + S(OH) = S(SO)4 + H2O =>
3 H2SO4 + 22 S(OH) = 5 S(SO)4 + 14 H2O
CH3CHOH2 = C2H5OH =>
CH3CHOH2 = C2H5OH
Br2 + KOH = KBrO3 + KBr + H2O =>
3 Br2 + 6 KOH = KBrO3 + 5 KBr + 3 H2O
Cu + CaCl2 = CuCl2Ca =>
Cu + CaCl2 = CuCl2Ca
H2CO3 + CaMg(CO3)2 = Ca(HCO3)2 + Mg(HCO3)2 =>
2 H2CO3 + CaMg(CO3)2 = Ca(HCO3)2 + Mg(HCO3)2
CH3COOH + NaHCO3 = NaCOOH + H2O + CO2 =>
CH3COOH + 4 NaHCO3 = 4 NaCOOH + 2 H2O + 2 CO2
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