| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 4 HNO3 + H2O = Cu(NO3)2*3H2O + 2 NO2
FeBr3(aq) + Cl2(g) = FeCl3(aq) + Br2(l) =>
2 FeBr3(aq) + 3 Cl2(g) = 2 FeCl3(aq) + 3 Br2(l)
Ni + HNO3 = Ni2(NO3)3 + H2O + NO =>
2 Ni + 4 HNO3 = Ni2(NO3)3 + 2 H2O + NO
H2O + Ca = CaHO + H2 =>
2 H2O + 2 Ca = 2 CaHO + H2
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
C73H116O23N20S + KIO3 + H2SO4 = I2 + K2SO4 + H2O + (NH4)2SO4 + CO2 =>
5 C73H116O23N20S + 308 KIO3 + 199 H2SO4 = 154 I2 + 154 K2SO4 + 289 H2O + 50(NH4)2SO4 + 365 CO2
KBr + KClO2 + H2SO4 = Br2 + KCl + K2SO4 + H2O =>
4 KBr + KClO2 + 2 H2SO4 = 2 Br2 + KCl + 2 K2SO4 + 2 H2O
Pb(N3)2 + Cr(MnO4)2 + S = Cr2O3 + MnO2 + PbSO4 + NO =>
Pb(N3)2 + 4 Cr(MnO4)2 + S = 2 Cr2O3 + 8 MnO2 + PbSO4 + 6 NO
Ca{2+}(g) + S{2-}(g) = CaS =>
Ca{2+}(g) + S{2-}(g) = CaS
Au(NO2)2 + Zn = ZnNO2 + Au =>
Au(NO2)2 + 2 Zn = 2 ZnNO2 + Au
BiCl3(aq) + NaOH(aq) = BiOH + NaCl3 =>
BiCl3(aq) + NaOH(aq) = BiOH + NaCl3
Na2[Zn(OH)4] + HNO3 = Zn(NO3)2 + NaOH + H2O =>
Na2[Zn(OH)4] + 2 HNO3 = Zn(NO3)2 + 2 NaOH + 2 H2O
H2S + Br2 = S2 + HBr =>
2 H2S + 2 Br2 = S2 + 4 HBr
Ca + HCl = CaCl2 + H2* =>
Ca + 2 HCl = CaCl2 + H2*
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + H2O =>
K2Cr2O7 + 2 NH3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + 7 H2O
K2MnO4 + O3 + H2O = KMnO4 + KOH =>
6 K2MnO4 + O3 + 3 H2O = 6 KMnO4 + 6 KOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + H2SO4 = Al2(SO4)3 + H2* =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2*
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
(C2H3O2)NH4 + Ba(OH)2 = NH3 + H2O + Ba(C2H3O2)2 =>
2(C2H3O2)NH4 + Ba(OH)2 = 2 NH3 + 2 H2O + Ba(C2H3O2)2
Cr2O7{-2} + H{+} = Cr{+3} + H2O + O2 =>
2 Cr2O7{-2} + 16 H{+} = 4 Cr{+3} + 8 H2O + 3 O2
SnCl4 + Cu = CuCl + Sn =>
SnCl4 + 4 Cu = 4 CuCl + Sn
Al2(SO4)3 + NaHCO3 = Al2(CO3)3 + Na2SO4 + H2O + CO2 =>
Al2(SO4)3 + 6 NaHCO3 = Al2(CO3)3 + 3 Na2SO4 + 3 H2O + 3 CO2
S + H2O = H2S + HSO =>
3 S + 2 H2O = H2S + 2 HSO
Na3AsO4 + Mg(NO3)2 = Na(NO3) + Mg3(AsO4)2 =>
2 Na3AsO4 + 3 Mg(NO3)2 = 6 Na(NO3) + Mg3(AsO4)2
Na2S(s) + H2Br(aq) = H2S(g) + Na2Br(aq) =>
Na2S(s) + H2Br(aq) = H2S(g) + Na2Br(aq)
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
Ag2CrO4(s) + NHO3(ac) = AgNO3(ac) + H2Cr2O7(ac) + H2O(l) =>
2 Ag2CrO4(s) + 4 NHO3(ac) = 4 AgNO3(ac) + H2Cr2O7(ac) + H2O(l)
KOH + NaHSO4 = KHSO4 + NaOH =>
KOH + NaHSO4 = KHSO4 + NaOH
NaH2PO4 + Ca(OH)2 = NaOH + Ca(H2PO4)2 =>
2 NaH2PO4 + Ca(OH)2 = 2 NaOH + Ca(H2PO4)2
Ba(OH)2 + NH4Cl = BaCl2(s) + NH3(aq) + H2O(l) =>
Ba(OH)2 + 2 NH4Cl = BaCl2(s) + 2 NH3(aq) + 2 H2O(l)
Hydrochloricacid + oxygen = water + chlorine =>
4 HCl + O2 = 2 H2O + 2 Cl2
Al(OH)3 + HNO3 = Al(OH)3NO3 + H2 =>
2 Al(OH)3 + 2 HNO3 = 2 Al(OH)3NO3 + H2
AlN + O2 = AlNO2 =>
AlN + O2 = AlNO2
AgNO{3} + CaCl{2} = AgCl + Ca(NO{3}){2} =>
AgNO{3} + CaCl{2} = AgCl + Ca(NO{3}){2}
C6H12 + KMnO4 + H2O = C6H14O2 + MnO2 + KOH =>
3 C6H12 + 2 KMnO4 + 4 H2O = 3 C6H14O2 + 2 MnO2 + 2 KOH
C8H8O3 + NaBH4 + NaOH + H2O = C8H10O3 + Na3BO3 =>
4 C8H8O3 + NaBH4 + 2 NaOH + H2O = 4 C8H10O3 + Na3BO3
Pb(NO3)2(aq) + HI(aq) = HNO3 + PbI2 =>
Pb(NO3)2(aq) + 2 HI(aq) = 2 HNO3 + PbI2
Cu + HClO4 + HCl = CuCl2 + H2O =>
4 Cu + HClO4 + 7 HCl = 4 CuCl2 + 4 H2O
SO3 = S8 + O2 =>
8 SO3 = S8 + 12 O2
Se2O3 + CO = Se + CO2 =>
Se2O3 + 3 CO = 2 Se + 3 CO2
Ta + Cl2 + NaOH = NaCl + HTaO3 + H2O =>
2 Ta + 5 Cl2 + 10 NaOH = 10 NaCl + 2 HTaO3 + 4 H2O
HBr + Fe(iii) = FeBr3 + H2 =>
6 HBr + 2 Fe(iii) = 2 FeBr3 + 3 H2
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)Cl2(aq) + Sr2SO4 =>
(NH4)2SO4(aq) + 2 SrCl2(aq) = 2(NH4)Cl2(aq) + Sr2SO4
(NH4)2CO3 + HNO3 = NHNO3 + CO2 + H2O =>
5(NH4)2CO3 + 22 HNO3 = 16 NHNO3 + 5 CO2 + 23 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
enxofre + ozônio = dióxidodeenxofre =>
3 S + 2 O3 = 3 SO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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