| Équations équilibrées la veille |
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 KC2H3O2
HNO3 + K2CO3 = H2CO3 + KNO3 =>
2 HNO3 + K2CO3 = H2CO3 + 2 KNO3
Na2CO3 + NH4Cl = NaCl + (NH4)2CO3 =>
Na2CO3 + 2 NH4Cl = 2 NaCl + (NH4)2CO3
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
Ca(OH)2 + SrCl2 = CaCl2 + Sr(OH)2 =>
Ca(OH)2 + SrCl2 = CaCl2 + Sr(OH)2
Ca(OH)2 + Si = Si(OH)2 + Ca =>
Ca(OH)2 + Si = Si(OH)2 + Ca
Li + Mg = Li2Mg =>
2 Li + Mg = Li2Mg
K2S + Cl2 + K2O = K2SO4 + KCl =>
K2S + 4 Cl2 + 4 K2O = K2SO4 + 8 KCl
Br2 + CaI2 = CaBr2 + I2 =>
Br2 + CaI2 = CaBr2 + I2
HCH3OO + NaHCO3 = NaCH3COO + CO2 + H2O =>
2 HCH3OO + NaHCO3 = NaCH3COO + CO2 + 3 H2O
P2 + O = P2O5 =>
P2 + 5 O = P2O5
Ca(OH)2(s) + CO2(g) = H2O(l) + CaCO3(s) =>
Ca(OH)2(s) + CO2(g) = H2O(l) + CaCO3(s)
PbO2 + Mn{-2} + H{+} = Pb{+2} + MnO4{-} + H2O =>
9 PbO2 + 2 Mn{-2} + 20 H{+} = 9 Pb{+2} + 2 MnO4{-} + 10 H2O
CuNO3 + K2O = Cu2O + KNO3 =>
2 CuNO3 + K2O = Cu2O + 2 KNO3
Ag3PO4 + Ba(OH)2 = Ba3(PO4)2 + AgOH =>
2 Ag3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 AgOH
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
K(NO3) + CaBr2 = Ca(NO3)2 + KBr =>
2 K(NO3) + CaBr2 = Ca(NO3)2 + 2 KBr
(NH4)2S + Pb(NO3)2 = NH3 + H2O + NO2 + PbS =>
7(NH4)2S + 7 Pb(NO3)2 = 12 NH3 + 10 H2O + 16 NO2 + 7 PbS
KMnO4(aq) + H2O2(aq) = KOH + MnO2 + O2 =>
2 KMnO4(aq) + H2O2(aq) = 2 KOH + 2 MnO2 + 2 O2
NH3 + HCI = NH4CI =>
NH3 + HCI = NH4CI
Cu(OH)2 + Br2 + H2SO4 = Cu2(SO4)3 + HBr + H2O =>
2 Cu(OH)2 + Br2 + 3 H2SO4 = Cu2(SO4)3 + 2 HBr + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Na2SO3 + S = Na2S2O3 =>
Na2SO3 + S = Na2S2O3
Al*H2O = Al(H2O) =>
Al*H2O = Al(H2O)
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
FeS + KMnO4 + H2SO4 = Fe2(SO4)3 + K2S + MnSO4 + H2O =>
2 FeS + 2 KMnO4 + 4 H2SO4 = Fe2(SO4)3 + K2S + 2 MnSO4 + 4 H2O
H{+} + Cr2O7{-2} + C2H4O = C2H4O2 + Cr{+3} + H2O =>
8 H{+} + Cr2O7{-2} + 3 C2H4O = 3 C2H4O2 + 2 Cr{+3} + 4 H2O
Zn + HNO3 = ZnH(NO3)2 + NH4NO3 + H2O =>
8 Zn + 18 HNO3 = 8 ZnH(NO3)2 + NH4NO3 + 3 H2O
CrO3 + H2SO4 + Na2S2O5 = Cr2(SO4)3 + H2O + Na2SO4 =>
4 CrO3 + 3 H2SO4 + 3 Na2S2O5 = 2 Cr2(SO4)3 + 3 H2O + 3 Na2SO4
NaOH + C8H5KO4 = NaC8H4KO4 + H2O =>
NaOH + C8H5KO4 = NaC8H4KO4 + H2O
Cr + Hg(NO3)2 = CrNO3 + Hg =>
2 Cr + Hg(NO3)2 = 2 CrNO3 + Hg
HF + H2CFCl = H2CF2 + HCl =>
HF + H2CFCl = H2CF2 + HCl
CO2 = COO =>
CO2 = COO
Li2CO3 = Li2O + CO2 =>
Li2CO3 = Li2O + CO2
Cu2O5 + C5 = Cu + CO2 =>
2 Cu2O5 + C5 = 4 Cu + 5 CO2
Cr + H2SO3 + H{+} = S + H2O + Cr3{+} =>
12 Cr + H2SO3 + 4 H{+} = S + 3 H2O + 4 Cr3{+}
H3PO4 + CU(OH)2 = CU(PO3)2 + H2O =>
2 H3PO4 + CU(OH)2 = CU(PO3)2 + 4 H2O
K2Cr2O7 + H2SO4 + AlI3 = K2SO4 + CrSO4 + Al2(SO4)3 + I2 + H2O =>
3 K2Cr2O7 + 21 H2SO4 + 8 AlI3 = 3 K2SO4 + 6 CrSO4 + 4 Al2(SO4)3 + 12 I2 + 21 H2O
KNO3 + Mg + H2O = NH3 + Mg(OH)2 + KOH =>
KNO3 + 4 Mg + 6 H2O = NH3 + 4 Mg(OH)2 + KOH
Cr3N2 = Cr + N2 =>
Cr3N2 = 3 Cr + N2
NaOH + CaSO4 = Na2SO4 + Ca(OH)2 =>
2 NaOH + CaSO4 = Na2SO4 + Ca(OH)2
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
NH3 + F2 = NH4F + NF3 =>
4 NH3 + 3 F2 = 3 NH4F + NF3
ZnO + CdO = ZnCd + O2 =>
ZnO + CdO = ZnCd + O2
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + HNO3 + H2O =>
2 Cr(NO3)3 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 6 HNO3 + 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
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Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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