| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 7 H2SO4 + 10 KI = Cr2(SO4) + 5 I2 + 6 K2SO4 + 7 H2O
FeSO4{2+} + NO = [FeSO4{2+}]NO =>
FeSO4{2+} + NO = [FeSO4{2+}]NO
NO2(l) + H2(g) = NH3(g) + H2O(l) =>
2 NO2(l) + 7 H2(g) = 2 NH3(g) + 4 H2O(l)
P + Cl2 = P2Cl3 =>
4 P + 3 Cl2 = 2 P2Cl3
C4H8 + HCl = C2H6 + C2H3Cl =>
C4H8 + HCl = C2H6 + C2H3Cl
AgNO3 + CU = CU(NO3)2 + Ag =>
2 AgNO3 + CU = CU(NO3)2 + 2 Ag
HBr + NaOH = NaHBr + OH =>
HBr + NaOH = NaHBr + OH
NaOH + (NH4)3PO4 = Na3PO4 + H2O + NH3 =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 H2O + 3 NH3
(a)NaNO3 = NaNO2 + O2 =>
2(a)NaNO3 = 2 NaNO2 + O2
Na2CO3 + KNO3 = CO3K2 + NaNO3 =>
Na2CO3 + 2 KNO3 = CO3K2 + 2 NaNO3
BaS + Si = Ba + SiS2 =>
2 BaS + Si = 2 Ba + SiS2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
H2(SO4) + Ca2(CO3)2 = Ca2(SO4)2 + H2O + CO2 =>
2 H2(SO4) + Ca2(CO3)2 = Ca2(SO4)2 + 2 H2O + 2 CO2
Hg{2+} + Fe = Hg2{2+} + Fe{3+} =>
6 Hg{2+} + 2 Fe = 3 Hg2{2+} + 2 Fe{3+}
H2SO4(ag) + NaOH(ag) = H2O(l) + Na2SO4(ag) =>
H2SO4(ag) + 2 NaOH(ag) = 2 H2O(l) + Na2SO4(ag)
K3PO4 + AlCl3 = K3Cl3 + AlPO4 =>
K3PO4 + AlCl3 = K3Cl3 + AlPO4
Cr(OH)3 + Na2CO3 + NaClO = Na2CrO4 + NaCl + CO2 + H2O =>
2 Cr(OH)3 + 2 Na2CO3 + 3 NaClO = 2 Na2CrO4 + 3 NaCl + 2 CO2 + 3 H2O
Na + Cl2(g) = NaCl(s) =>
2 Na + Cl2(g) = 2 NaCl(s)
Mg + C2H5Br = C2H5MgBr =>
Mg + C2H5Br = C2H5MgBr
C2H4O2 + O2 = H2O + C2H2O3 =>
C2H4O2 + O2 = H2O + C2H2O3
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Mg(s) + HNO3(aq) = Mg(NO3)2(aq) + H2(g) =>
Mg(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H2O4 + Fe2O3 = FeO + CO2 + H2O =>
C2H2O4 + Fe2O3 = 2 FeO + 2 CO2 + H2O
Cr(NO3)2 + NH4VO3 + C6H8O7 = CrV2O5 + N2 + CO2 + H2O =>
3 Cr(NO3)2 + 6 NH4VO3 + C6H8O7 = 3 CrV2O5 + 6 N2 + 6 CO2 + 16 H2O
AgSO4 + BaCl2 = AgCl2 + BaSO4 =>
AgSO4 + BaCl2 = AgCl2 + BaSO4
Ba(s) + H2O = Ba(OH)2 + H2 =>
Ba(s) + 2 H2O = Ba(OH)2 + H2
KNO3 + Al + S = K2S + N2 + Al2O3 =>
2 KNO3 + 4 Al + S = K2S + N2 + 2 Al2O3
(NH4)Cl + Ba(OH)2 = BaCl2 + NH4(OH) =>
2(NH4)Cl + Ba(OH)2 = BaCl2 + 2 NH4(OH)
C7H6O3CH3OH = C8H8O3H2O =>
C7H6O3CH3OH = C8H8O3H2O
Sn + NaOH + H2O = NaSn(OH)2 + H2 =>
2 Sn + 2 NaOH + 2 H2O = 2 NaSn(OH)2 + H2
KBrO3 + HCl + Sn2O3 = KCl + HBr + Sn2O5 =>
2 KBrO3 + 2 HCl + 3 Sn2O3 = 2 KCl + 2 HBr + 3 Sn2O5
C1H4 + N1H3 + O2 = H1C1N1 + H6O3 =>
2 C1H4 + 2 N1H3 + 3 O2 = 2 H1C1N1 + 2 H6O3
Mg(OH)2 + H2O = Mg(OH)2H{+} + OH{-} =>
Mg(OH)2 + H2O = Mg(OH)2H{+} + OH{-}
CaC2 + H2SO4 = H2 + CO2 + CaS =>
CaC2 + H2SO4 = H2 + 2 CO2 + CaS
HOCH2CH2CH2COOH + KMnO4 + H2SO4 = HOOCCH2CH2COOH + MnSO4 + K2SO4 + H2O =>
5 HOCH2CH2CH2COOH + 4 KMnO4 + 6 H2SO4 = 5 HOOCCH2CH2COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
CH3COOH + O2 = OH + CH3COO =>
2 CH3COOH + O2 = 2 OH + 2 CH3COO
Cr2(SO4)3 + Al(NO3)3 = Cr(NO3)3 + Al2(SO4)3 =>
Cr2(SO4)3 + 2 Al(NO3)3 = 2 Cr(NO3)3 + Al2(SO4)3
Cu + OH = Cu(OH)2 =>
Cu + 2 OH = Cu(OH)2
NaCl + MnO4 + H2SO4 = NaHSO4 + MnSO4 + Cl + H2O =>
6 NaCl + MnO4 + 7 H2SO4 = 6 NaHSO4 + MnSO4 + 6 Cl + 4 H2O
CO3 + H2O = C6H12O6 + O2 =>
6 CO3 + 6 H2O = C6H12O6 + 9 O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Mg2O2H = Mg4O3 + H2O =>
2 Mg2O2H = Mg4O3 + H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
CU + Na2SO4 = CUSO4 + Na =>
CU + Na2SO4 = CUSO4 + 2 Na
C12H24O2 + H2O = CH4 + CO2 =>
2 C12H24O2 + 10 H2O = 17 CH4 + 7 CO2
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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