| Équations équilibrées la veille |
Cr2O7{-2} + 3 Hg + 7 H2O = 3 Hg{+2} + 2 Cr{+3} + 14 OH{-}
Na + PbS = Pb + Na2S =>
2 Na + PbS = Pb + Na2S
Ba(NO3)2 + NaOH = Ba(OH)2 + Na(NO3) =>
Ba(NO3)2 + 2 NaOH = Ba(OH)2 + 2 Na(NO3)
MgCO3 + SO2 = MgSO3 + CO2 =>
MgCO3 + SO2 = MgSO3 + CO2
C2H5Cl + KCN = C2H5CN + KCl =>
C2H5Cl + KCN = C2H5CN + KCl
MnO4{-} + HNO2 + H = Mn2{+} + NO3{-} + H2O =>
2 MnO4{-} + 3 HNO2 + 7 H = Mn2{+} + 3 NO3{-} + 5 H2O
GeCl2 + H2O = GeO + HCl =>
GeCl2 + H2O = GeO + 2 HCl
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Fe2 + S8 = Fe2S3 =>
8 Fe2 + 3 S8 = 8 Fe2S3
C5H11(s) + O2(g) = CO2 + H2O =>
4 C5H11(s) + 31 O2(g) = 20 CO2 + 22 H2O
NaOH + C2H4(OH)2 = C2H4(NaO)2 + H2O =>
2 NaOH + C2H4(OH)2 = C2H4(NaO)2 + 2 H2O
CaO2 + HBr = CaBr2 + H2O2 =>
CaO2 + 2 HBr = CaBr2 + H2O2
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
Ba[OH]2 + H3PO4 = BaHPO4 + H2O =>
Ba[OH]2 + H3PO4 = BaHPO4 + 2 H2O
KBr + CCl4 = KCl + Br2 + C =>
4 KBr + CCl4 = 4 KCl + 2 Br2 + C
ICl3 + H2O = IClHIO3 + HCl =>
2 ICl3 + 3 H2O = IClHIO3 + 5 HCl
Cu3N2 = Cu + N =>
Cu3N2 = 3 Cu + 2 N
CaOH2Co3 = CaCo3H2O =>
CaOH2Co3 = CaCo3H2O
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
NaI(aq) + CI2(g) = NaCI(aq) + I2(g) =>
NaI(aq) + CI2(g) = NaCI(aq) + I2(g)
Y + N2 = YN =>
2 Y + N2 = 2 YN
Cr(s) + SnCl4(aq) = Sn(s) + CrCl2(aq) =>
2 Cr(s) + SnCl4(aq) = Sn(s) + 2 CrCl2(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe(s) + HCl(l) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(l) = FeCl2(aq) + H2(g)
KOH + Ba(HCO3)2 = Ba(OH)2 + KHCO3 =>
2 KOH + Ba(HCO3)2 = Ba(OH)2 + 2 KHCO3
K2MnO4 + Al = K + Al(MnO4)3 =>
3 K2MnO4 + Al = 6 K + Al(MnO4)3
Ca2Si + Cl2 = CaCl2 + SiCl4 =>
Ca2Si + 4 Cl2 = 2 CaCl2 + SiCl4
Fe(OH)3 + (NH4)2SO3 = Fe2(SO3)3 + H2O + NH3 =>
2 Fe(OH)3 + 3(NH4)2SO3 = Fe2(SO3)3 + 6 H2O + 6 NH3
Fe(s) + KMnO4(aq) + HCl(aq) = FeCl2(aq) + MnCl2(aq) + KCl(aq) + H2O(l) =>
5 Fe(s) + 2 KMnO4(aq) + 16 HCl(aq) = 5 FeCl2(aq) + 2 MnCl2(aq) + 2 KCl(aq) + 8 H2O(l)
NH4Br + MgS = (NH4)2S + MgBr2 =>
2 NH4Br + MgS = (NH4)2S + MgBr2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HN3 + KHSO4 + MnSO4 =>
171 H2SO4 + 10 K4Fe(CN)6 + 58 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 112 H2O + 20 HN3 + 98 KHSO4 + 58 MnSO4
P2O5 + OH = PO4 + H2O =>
P2O5 + 6 OH = 2 PO4 + 3 H2O
V2(SO4)3 + K2Cr2O7 + H2SO4 = (VO2)2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 V2(SO4)3 + 2 K2Cr2O7 + 2 H2SO4 = 3(VO2)2SO4 + 2 K2SO4 + 2 Cr2(SO4)3 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
CH2CHCHO + KMnO4 + H2O = CH2(OH)CH(OH)COOK + KOH + MnO2 =>
3 CH2CHCHO + 4 KMnO4 + 2 H2O = 3 CH2(OH)CH(OH)COOK + KOH + 4 MnO2
Na3PO4(aq) + SrCl2 = NaCl + Sr3(PO4)2 =>
2 Na3PO4(aq) + 3 SrCl2 = 6 NaCl + Sr3(PO4)2
Cu2S + HNO3 = SO2 + Cu(NO3)2 + NO + H2O =>
3 Cu2S + 20 HNO3 = 3 SO2 + 6 Cu(NO3)2 + 8 NO + 10 H2O
C6H5COONa + KNO3 = Na2CO3 + K2CO3 + N2 + CO2 + H2O =>
2 C6H5COONa + 12 KNO3 = Na2CO3 + 6 K2CO3 + 6 N2 + 7 CO2 + 5 H2O
I2 = I =>
I2 = 2 I
KMnO4 + KNO2 = K2MnO4 + NO2 =>
KMnO4 + KNO2 = K2MnO4 + NO2
MgCO3 + HF = MgF2 + CO2 + H2O =>
MgCO3 + 2 HF = MgF2 + CO2 + H2O
Pb(C2H3O2)2 + KI = PbI2 + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 KC2H3O2
Fe2O3 + Zn = Fe + Zn2O3 =>
Fe2O3 + 2 Zn = 2 Fe + Zn2O3
NaHCO3 + HCl = NaCl + CO3 + H2 =>
NaHCO3 + HCl = NaCl + CO3 + H2
K2CrO4 + (NH4)2S + H2SO4 = Cr2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
8 K2CrO4 + 3(NH4)2S + 20 H2SO4 = 4 Cr2(SO4)3 + 8 K2SO4 + 3(NH4)2SO4 + 20 H2O
ZnS + H2 = Zn + H2S =>
ZnS + H2 = Zn + H2S
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2O(l) + S{2-}(aq) + MnO4{-}(aq) = S(s) + MnS(s) + OH{-}(aq) =>
8 H2O(l) + 7 S{2-}(aq) + 2 MnO4{-}(aq) = 5 S(s) + 2 MnS(s) + 16 OH{-}(aq)
FeSO4 + KOH = Fe(OH)2 + K2SO4 =>
FeSO4 + 2 KOH = Fe(OH)2 + K2SO4
C4H10(i) + O2(g) = CO2(g) + H2O(i) =>
2 C4H10(i) + 13 O2(g) = 8 CO2(g) + 10 H2O(i)
Équilibrer l'équation de toute réaction chimique
| Équations équilibrées la veille |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
