| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 H + 2 CO2 = C2H5OH + 3 H2O
I{-} + Cr2O7{2-} + H{+} = I3{-} + Cr{3+} + H2O =>
9 I{-} + Cr2O7{2-} + 14 H{+} = 3 I3{-} + 2 Cr{3+} + 7 H2O
Br + ZnCl2 = Zn + BrCl =>
2 Br + ZnCl2 = Zn + 2 BrCl
C3H7Br + KOH = KBr + H2O + C3H6 =>
C3H7Br + KOH = KBr + H2O + C3H6
BiCl3 + Na2[Sn(OH)4] + NaOH = Bi + Na2[Sn(OH)6] + NaCl =>
2 BiCl3 + 3 Na2[Sn(OH)4] + 6 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaCl
KMnO4 + Na2S + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
8 KMnO4 + 5 Na2S + 12 H2SO4 = 8 MnSO4 + 5 Na2SO4 + 4 K2SO4 + 12 H2O
C14H10O2 + NaBH4 + H2O = C14H14O2 + NaBO2 =>
2 C14H10O2 + NaBH4 + 2 H2O = 2 C14H14O2 + NaBO2
BrO3{-}(aq) + N2H4(g) = Br{-}(aq) + N2(g) + H2O(l) =>
2 BrO3{-}(aq) + 3 N2H4(g) = 2 Br{-}(aq) + 3 N2(g) + 6 H2O(l)
Pt + Pb(NO3)2 = PtNO3 + Pb =>
2 Pt + Pb(NO3)2 = 2 PtNO3 + Pb
SO2(g) + HNO3(aq) = NO2(g) + H2SO4(aq) =>
SO2(g) + 2 HNO3(aq) = 2 NO2(g) + H2SO4(aq)
H2S + Er(OH)3 + W(OH)6 = H2O + Er2WS6 =>
6 H2S + 2 Er(OH)3 + W(OH)6 = 12 H2O + Er2WS6
CoSO4 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + K2SO4 + CH3COOK + H2O =>
CoSO4 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + K2SO4 + 2 CH3COOK + H2O
K4Fe(CN)5 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)5 + 104 KMnO4 + 263 H2SO4 = 144 KHSO4 + 5 Fe2(SO4)3 + 104 MnSO4 + 50 HNO3 + 50 CO2 + 166 H2O
NH4H2PO4 + BaCl2 = Ba3(PO4)2 + NH4H2Cl3 =>
2 NH4H2PO4 + 3 BaCl2 = Ba3(PO4)2 + 2 NH4H2Cl3
(NH4)2SO4 + NiCl2 = (NH4)2Cl2 + NiSO4 =>
(NH4)2SO4 + NiCl2 = (NH4)2Cl2 + NiSO4
NaCl + CaSO4*2H2O = CaCl2 + Na2SO4 + H2O =>
2 NaCl + CaSO4*2H2O = CaCl2 + Na2SO4 + 2 H2O
NiOOH + H2SO4 = NiSO4 + O2 + H2O =>
4 NiOOH + 4 H2SO4 = 4 NiSO4 + O2 + 6 H2O
Br2 + BeF2 = BrF + Be =>
Br2 + BeF2 = 2 BrF + Be
NH4Fe(SO4)2 + NH2OHHCl = (NH4)2Fe(SO4)2 + N2O + H2O + HCl =>
4 NH4Fe(SO4)2 + 10 NH2OHHCl = 4(NH4)2Fe(SO4)2 + 3 N2O + 7 H2O + 10 HCl
C6H5OH + HBr = C6H5Br + H2O =>
C6H5OH + HBr = C6H5Br + H2O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
C14H10O2 + NaBH4 + H2O = C14H14O2 + NaB(OH)4 =>
2 C14H10O2 + NaBH4 + 4 H2O = 2 C14H14O2 + NaB(OH)4
Cu(NO3) + Zn(s) = Cu(s) + Zn(NO3)2 =>
2 Cu(NO3) + Zn(s) = 2 Cu(s) + Zn(NO3)2
BaCl2 + SO4 = Ba(SO4) + Cl =>
BaCl2 + SO4 = Ba(SO4) + 2 Cl
As2 + O3 = As3O2 =>
9 As2 + 4 O3 = 6 As3O2
C4H9Cl + KOH = KCl + H2O + C4H8 =>
C4H9Cl + KOH = KCl + H2O + C4H8
PbI2 + NaOH = Pb(OH)2 + NaI =>
PbI2 + 2 NaOH = Pb(OH)2 + 2 NaI
P + HI = PH3 + I2 =>
2 P + 6 HI = 2 PH3 + 3 I2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
AgNO3 + NH4 = Ag + NH4NO3 =>
AgNO3 + NH4 = Ag + NH4NO3
CoCO3 + H2O = Co2(OH)2CO3 + CO2 =>
2 CoCO3 + H2O = Co2(OH)2CO3 + CO2
KOH + Ba(NO2)2 = KNO2 + Ba(OH)2 =>
2 KOH + Ba(NO2)2 = 2 KNO2 + Ba(OH)2
Pb(NO3)2(aq) + (NH4)2CO3(aq) = NH4NO3 + PbCO3 =>
Pb(NO3)2(aq) + (NH4)2CO3(aq) = 2 NH4NO3 + PbCO3
C6H5CI + O2 = CO + H2O + HCI =>
C6H5CI + 4 O2 = 6 CO + 2 H2O + HCI
C14H10O2 + NaBH4 + H2O = C14H14O2 + BH3 + NaOH =>
C14H10O2 + 2 NaBH4 + 2 H2O = C14H14O2 + 2 BH3 + 2 NaOH
MnF4 + Sr = Mn + SrF =>
MnF4 + 4 Sr = Mn + 4 SrF
H3PO4 + Rb(OH) = Rb3PO4 + H2O =>
H3PO4 + 3 Rb(OH) = Rb3PO4 + 3 H2O
PbO2 + Si + Cl2 = PbCl4 + SiO =>
PbO2 + 2 Si + 2 Cl2 = PbCl4 + 2 SiO
MnO4{-} + S2O3{2-} + OH = MnO2 + SO4{2-} + H2O =>
2 MnO4{-} + S2O3{2-} + 2 OH = 2 MnO2 + 2 SO4{2-} + H2O
Na(m) + Cl(g) = NaCl =>
Na(m) + Cl(g) = NaCl
calcium + phosphorus = Ca3P2 =>
3 Ca + 2 P = Ca3P2
N2O + K2Cr2O7 + H2SO4 = N2O3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 N2O + 2 K2Cr2O7 + 8 H2SO4 = 3 N2O3 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
C14H10O2 + NaBH4 + H2O = C14H12O2 + BH3 + NaOH =>
C14H10O2 + NaBH4 + H2O = C14H12O2 + BH3 + NaOH
Zn + KOH = ZnKOH =>
Zn + KOH = ZnKOH
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Za + O = ZaO =>
Za + O = ZaO
Na + Fe(NO2)3 = Na(NO2)2 + Fe =>
3 Na + 2 Fe(NO2)3 = 3 Na(NO2)2 + 2 Fe
CaC2 + CO2 + H2O = Ca(OH)2 + C3O2H3 =>
11 CaC2 + 8 CO2 + 26 H2O = 11 Ca(OH)2 + 10 C3O2H3
Au2(SO4)3 = Au + SO4 =>
Au2(SO4)3 = 2 Au + 3 SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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