| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NO2 + H2O = 2 HNO3 + NO
C9H8 + NH4Br + KHSO5 = C9H9BrO + NH3 + KHSO4 =>
C9H8 + NH4Br + KHSO5 = C9H9BrO + NH3 + KHSO4
HCrO4 + {-} + H{+} = Cr{+3} + H2O =>
HCrO4 + 4e + 7 H{+} = Cr{+3} + 4 H2O
Ca(HCO3)2 + KOH = CaCO3 + H2O + K2CO3 =>
Ca(HCO3)2 + 2 KOH = CaCO3 + 2 H2O + K2CO3
Cl2 + NO + H2O = Cl{-} + HNO3 + H{+} =>
3 Cl2 + 2 NO + 4 H2O = 6 Cl{-} + 2 HNO3 + 6 H{+}
Na2[Cu(OH)4] + C6H12O6 = Cu2O + NaOH + C6H12O7 + H2O =>
2 Na2[Cu(OH)4] + C6H12O6 = Cu2O + 4 NaOH + C6H12O7 + 2 H2O
KBr + F2 = Br2 + KF =>
2 KBr + F2 = Br2 + 2 KF
Ba2(C2O4)2 + Sn3N4 = Ba3N2 + Sn2(C2O4)4 =>
6 Ba2(C2O4)2 + 2 Sn3N4 = 4 Ba3N2 + 3 Sn2(C2O4)4
HCOOH + Ca(OH)2 = Ca + HCOO + H2O =>
2 HCOOH + Ca(OH)2 = Ca + 2 HCOO + 2 H2O
Cr(NO3)3 + CuSO4 = Cr2(SO4)3 + Cu(NO3)2 =>
2 Cr(NO3)3 + 3 CuSO4 = Cr2(SO4)3 + 3 Cu(NO3)2
AgNO3 + HBr = AgBr + NHO3 =>
AgNO3 + HBr = AgBr + NHO3
SnSO4 + H2SO4 + KMnO4 = Sn(SO4)2 + MnSO4 + H2O + K2SO4 =>
5 SnSO4 + 8 H2SO4 + 2 KMnO4 = 5 Sn(SO4)2 + 2 MnSO4 + 8 H2O + K2SO4
Cu(O) + HCl = CuCl2 + H2O =>
Cu(O) + 2 HCl = CuCl2 + H2O
MgO + HBr = H2O + MgBr2 =>
MgO + 2 HBr = H2O + MgBr2
Cs + O2 = Cs2O =>
4 Cs + O2 = 2 Cs2O
C9H45 + O2 = CO2 + H2O =>
4 C9H45 + 81 O2 = 36 CO2 + 90 H2O
PH3(g) + O2(g) = H2O(g) + P4O10(aq) =>
4 PH3(g) + 8 O2(g) = 6 H2O(g) + P4O10(aq)
CO2 + H2O = H2CO3 = HCO3 + H =>
CO2 + H2O = H2CO3
BF3 = B + F2 =>
2 BF3 = 2 B + 3 F2
C9H804 + NaOH = C2H302Na + C7H603 + H2O =>
305 C9H804 + 67 NaOH = 67 C2H302Na + 373 C7H603 + 67 H2O
Fe(NO3)3 + Pb(NO3)2 = Pb[Fe(NO3)5] =>
Fe(NO3)3 + Pb(NO3)2 = Pb[Fe(NO3)5]
SnBr4 + PbBr2 = SnBr2 + PbBr4 =>
SnBr4 + PbBr2 = SnBr2 + PbBr4
KBr + K2Cr2O7 + H2SO4 = Br2 + Cr(SO4)*3 + K2SO4 + H2O =>
8 KBr + K2Cr2O7 + 7 H2SO4 = 4 Br2 + 2 Cr(SO4)*3 + 5 K2SO4 + 7 H2O
Si + OH{-} + H2O = SiO3{2-} + H2 =>
Si + 2 OH{-} + H2O = SiO3{2-} + 2 H2
KH2PO4 + NaOH = H2O + KHNaPO4 =>
KH2PO4 + NaOH = H2O + KHNaPO4
Cu(C2H3O2)2 + NaBr = CuBr2 + NaC2H3O2 =>
Cu(C2H3O2)2 + 2 NaBr = CuBr2 + 2 NaC2H3O2
Fe + O2 = Fe2O =>
4 Fe + O2 = 2 Fe2O
CaSO4(H2O)2 = CaSO4 + H2O =>
CaSO4(H2O)2 = CaSO4 + 2 H2O
Li + CO2 + H2O = LiHCO3 + H3 =>
3 Li + 3 CO2 + 3 H2O = 3 LiHCO3 + H3
NH4SO4 + CuOH + HCl = CuSO4 + NH4Cl + H2O =>
NH4SO4 + CuOH + HCl = CuSO4 + NH4Cl + H2O
KCN + H2O = HCN + KOH =>
KCN + H2O = HCN + KOH
AgNO3 + LiOH = AgOH + LiNO3 =>
AgNO3 + LiOH = AgOH + LiNO3
C4H10 + O2 + Ag = Ag2C2 + H2O =>
2 C4H10 + 5 O2 + 8 Ag = 4 Ag2C2 + 10 H2O
AI(NO3)3 = AIO + NO2 + O2 =>
AI(NO3)3 = AIO + 3 NO2 + O2
AgNO3 + Al(ClO3)3 = AgClO3 + Al(NO3)3 =>
3 AgNO3 + Al(ClO3)3 = 3 AgClO3 + Al(NO3)3
NH4Cl(aq) + Pb(NO3)2(aq) = NH4(NO3)2 + PbCl =>
NH4Cl(aq) + Pb(NO3)2(aq) = NH4(NO3)2 + PbCl
H{+} + KMnO4{-} + H2C2O4 = Mn2{+} + CO2 + H2O + K =>
6 H{+} + 4 KMnO4{-} + 13 H2C2O4 = 2 Mn2{+} + 26 CO2 + 16 H2O + 4 K
CeFeO4 + HCl = CeCl + FeCl2 + H2O + Cl2 =>
2 CeFeO4 + 16 HCl = 2 CeCl + 2 FeCl2 + 8 H2O + 5 Cl2
NaHS + H2O = H3O + NaS =>
NaHS + H2O = H3O + NaS
K2SO4(aq) + Pb(NO3)2 = PbSO4 + K2(NO3)2 =>
K2SO4(aq) + Pb(NO3)2 = PbSO4 + K2(NO3)2
Zn + H2SO4(dil) = ZnSO4 + H2 =>
Zn + H2SO4(dil) = ZnSO4 + H2
Mg(NO3)2(aq) + Na2PO4(aq) = MgPO4 + NaNO3 =>
Mg(NO3)2(aq) + Na2PO4(aq) = MgPO4 + 2 NaNO3
Si2H3 + O2 = Si02 + H2O3 =>
4 Si2H3 + 9 O2 = 4 Si02 + 6 H2O3
CH3COOH + NH4OH = CH3COONH4 + H2O =>
CH3COOH + NH4OH = CH3COONH4 + H2O
FeO + AgCl = FeCl2 + Ag2O =>
FeO + 2 AgCl = FeCl2 + Ag2O
H2S + O3 = H2O + SO2 =>
H2S + O3 = H2O + SO2
Hg(NO3)2 = HgO + NO2 + O =>
Hg(NO3)2 = HgO + 2 NO2 + O
H2S + Na3[Cr(OH)6] = H2O + Cr(OH)3 + Na2S =>
3 H2S + 2 Na3[Cr(OH)6] = 6 H2O + 2 Cr(OH)3 + 3 Na2S
Na + HSO = NaSO + H2 =>
2 Na + 2 HSO = 2 NaSO + H2
Li2CO3 + HBr = LiBr + H2CO3 =>
Li2CO3 + 2 HBr = 2 LiBr + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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