| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SeO4 + K = H2 + KSeO4
RbOH + NaCl = RbCl + NaOH =>
RbOH + NaCl = RbCl + NaOH
AlBr3 + NH3 + H2O = Al(OH)3 + NH4Br =>
AlBr3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4Br
Zn + He = ZnHe =>
Zn + He = ZnHe
Zn3Be2 + H2O = Zn + OH + BeH =>
Zn3Be2 + 2 H2O = 3 Zn + 2 OH + 2 BeH
KCl + KBrO3 + H2O = Cl2 + Br2 + KOH =>
10 KCl + 2 KBrO3 + 6 H2O = 5 Cl2 + Br2 + 12 KOH
Cr + OH = Cr(OH)3 =>
Cr + 3 OH = Cr(OH)3
H2O + NaBH4 + CH2O = CH3OH + NaOH + BH3 =>
H2O + NaBH4 + CH2O = CH3OH + NaOH + BH3
CH23 + O2 = CO2 + H2O2 =>
2 CH23 + 25 O2 = 2 CO2 + 23 H2O2
MnN + Ag3PO4 = MnPO4Ag3N =>
MnN + Ag3PO4 = MnPO4Ag3N
HNO3 + Cu = Cu(NO3)2 + H2O + NH4 =>
20 HNO3 + 9 Cu = 9 Cu(NO3)2 + 6 H2O + 2 NH4
Fe(OH)2 = Fe + H2O2 =>
Fe(OH)2 = Fe + H2O2
propene + KMnO4 + water = C3H8O2 + KOH + MnO2 =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 KOH + 2 MnO2
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 4 H2O
Fe(OH)3 + Br2 + KOH = K2FeO4 + H2O + HBr =>
2 Fe(OH)3 + 3 Br2 + 4 KOH = 2 K2FeO4 + 2 H2O + 6 HBr
Cl2 + P2 = PCl5 =>
5 Cl2 + P2 = 2 PCl5
Al2O3 + LiOH + H2O = LiAl(OH)4 =>
Al2O3 + 2 LiOH + 3 H2O = 2 LiAl(OH)4
NaNO2 + KBr + HCl = Br2 + NO + NaCl + KCl + H2O =>
2 NaNO2 + 2 KBr + 4 HCl = Br2 + 2 NO + 2 NaCl + 2 KCl + 2 H2O
CaBr2 + I = CaI2 + Br =>
CaBr2 + 2 I = CaI2 + 2 Br
S + H2O + O2 = H2SO2 =>
2 S + 2 H2O + O2 = 2 H2SO2
AlSO4 + CaOH = AlOH + CaSO4 =>
AlSO4 + CaOH = AlOH + CaSO4
K2CO3 + Ba(Cl)2 = KCl + BaCO3 =>
K2CO3 + Ba(Cl)2 = 2 KCl + BaCO3
Sc + CuO = Sc2O3 + Cu =>
2 Sc + 3 CuO = Sc2O3 + 3 Cu
NaOH + COCl = NaCl + CO(OH) =>
NaOH + COCl = NaCl + CO(OH)
Al(OH) + HCl2 = AlCl2 + H2O =>
Al(OH) + HCl2 = AlCl2 + H2O
Cu2 + H2C2O4 = Cu2C2O4 + H2 =>
Cu2 + H2C2O4 = Cu2C2O4 + H2
Zn(NO3)2(aq) + Na2SO4(aq) = ZnSO4(aq) + NaNO3(aq) =>
Zn(NO3)2(aq) + Na2SO4(aq) = ZnSO4(aq) + 2 NaNO3(aq)
Na2 + Fe2O3 = Na2O + Fe2 =>
3 Na2 + Fe2O3 = 3 Na2O + Fe2
Ca(PO2)3 + SiO2 + C = P + CaSiO3 + CO =>
Ca(PO2)3 + SiO2 + 5 C = 3 P + CaSiO3 + 5 CO
Ra + S = Ra2S =>
2 Ra + S = Ra2S
ZnSO4 + HPO4 = ZnPO4 + HSO4 =>
ZnSO4 + HPO4 = ZnPO4 + HSO4
SiO2(s) + HCl(aq) = SiCl4(l) + H2O(l) =>
SiO2(s) + 4 HCl(aq) = SiCl4(l) + 2 H2O(l)
H2[Zn(OH)4] + HNO3 = Zn(NO3)2 + H2O =>
H2[Zn(OH)4] + 2 HNO3 = Zn(NO3)2 + 4 H2O
C7H14O + Na2Cr2O7 + H2SO4 + H2O = HCrO3{-} + C7H12O + NaHSO4 + H3O{+} =>
2 C7H14O + Na2Cr2O7 + 2 H2SO4 + H2O = 2 HCrO3{-} + 2 C7H12O + 2 NaHSO4 + 2 H3O{+}
Fe0 = Fe02 =>
2 Fe0 = Fe02
Fe(OH)3 + Cl2 + KOH = KClO3 + H2O + Fe(OH)2 =>
10 Fe(OH)3 + Cl2 + 2 KOH = 2 KClO3 + 6 H2O + 10 Fe(OH)2
NaIO3 + Na2SO3 + HCl = I2 + Na2SO4 + NaCl + H2O =>
2 NaIO3 + 5 Na2SO3 + 2 HCl = I2 + 5 Na2SO4 + 2 NaCl + H2O
Al2O3 + Mn = MnO2 + Al =>
2 Al2O3 + 3 Mn = 3 MnO2 + 4 Al
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr{+} =>
11 C2H6O + 2 Cr2O7{-} + 6 H{+} = 11 C2H4O + 14 H2O + 4 Cr{+}
KC2H3O2 + PbS2 = K2S + Pb(C2H3O2)4 =>
4 KC2H3O2 + PbS2 = 2 K2S + Pb(C2H3O2)4
Cd(OH)2 + H3(PO4) = H2O + Cd3(PO4)2 =>
3 Cd(OH)2 + 2 H3(PO4) = 6 H2O + Cd3(PO4)2
Mg + N = MgN4 =>
Mg + 4 N = MgN4
CuSO4 + CaCl2 = CuCl2 + Ca(SO4) =>
CuSO4 + CaCl2 = CuCl2 + Ca(SO4)
Cu2S + HNO3 = CuNO32 + SO2 + NO2 + H2O =>
Cu2S + 124 HNO3 = 2 CuNO32 + SO2 + 122 NO2 + 62 H2O
Fe2 + Al2O3 = Al + FeO =>
3 Fe2 + 2 Al2O3 = 4 Al + 6 FeO
C3H6 + NH3 + O2 = CH3N + H2O =>
2 C3H6 + 6 NH3 + 3 O2 = 6 CH3N + 6 H2O
MgAl + HCl = MgCl2 + Al + H =>
MgAl + 2 HCl = MgCl2 + Al + 2 H
Zn(NO3)2 + Mg = Mg2(NO3)2 + Zn =>
Zn(NO3)2 + 2 Mg = Mg2(NO3)2 + Zn
Mn(NO3)2 + PbO2 + H2SO4 = PbSO4 + HNO3 + HMnO4 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 5 H2SO4 = 5 PbSO4 + 4 HNO3 + 2 HMnO4 + 2 H2O
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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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