| Équations équilibrées la veille | Équations équilibrées le lendemain |
C4H9Br = C4H8 + HBr
NaCl + Mg = Na + MgCl =>
NaCl + Mg = Na + MgCl
NHO2 + KI + HCt = I2 + N2 + KCt + H2O =>
2 NHO2 + 6 KI + 6 HCt = 3 I2 + N2 + 6 KCt + 4 H2O
H3PO4 + NaOH + Ba(CH3COO)2 = Ba3(PO4)2 + H2O + Na(CH3COO) =>
2 H3PO4 + 6 NaOH + 3 Ba(CH3COO)2 = Ba3(PO4)2 + 6 H2O + 6 Na(CH3COO)
Hg + Cl2 = Hg2Cl2 =>
2 Hg + Cl2 = Hg2Cl2
NO + KClO + KOH = KNO3 + KCl + HOH =>
2 NO + 3 KClO + 2 KOH = 2 KNO3 + 3 KCl + HOH
Na2Cr2O7 + H2SO4H2O = Na2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 Na2Cr2O7 + 8 H2SO4H2O = 2 Na2SO4 + 2 Cr2(SO4)3 + 16 H2O + 3 O2
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
K2Cr2O + KOH = K2CrO + H2O =>
K2Cr2O + 2 KOH = 2 K2CrO + H2O
CH2OH(CHOH)4CHO + Br2 + H2O = CH2OH(CHOH)4COOH + HBr =>
CH2OH(CHOH)4CHO + Br2 + H2O = CH2OH(CHOH)4COOH + 2 HBr
(CH3)2S + NaOCl = (CH3)2SO3 + NaCl =>
(CH3)2S + 3 NaOCl = (CH3)2SO3 + 3 NaCl
BrNaCl = NaBrCl =>
BrNaCl = NaBrCl
Cu(NO3)2*3H2O + C2H5NO2 = CuO + CO2 + H2O + N2 =>
9 Cu(NO3)2*3H2O + 10 C2H5NO2 = 9 CuO + 20 CO2 + 52 H2O + 14 N2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
NH3 + KI = IN + KH3 =>
NH3 + KI = IN + KH3
K2SO4(aq) + Ba(NO3)2(aq) = K2(NO3)2(aq) + BaSO4(s) =>
K2SO4(aq) + Ba(NO3)2(aq) = K2(NO3)2(aq) + BaSO4(s)
H2SO4 + Ca(OH)2 = H2O(l) + CaSO4(s) =>
H2SO4 + Ca(OH)2 = 2 H2O(l) + CaSO4(s)
CaSO4 + H3PO4 = CaP2O8 + H2SO4 + H2 =>
CaSO4 + 2 H3PO4 = CaP2O8 + H2SO4 + 2 H2
Zn(OH)2 + NH4OH = [Zn(NH3)6](OH)2 + H2O =>
Zn(OH)2 + 6 NH4OH = [Zn(NH3)6](OH)2 + 6 H2O
Fe + P = Fe3P =>
3 Fe + P = Fe3P
SnO + KOH = SnOH + KO =>
SnO + KOH = SnOH + KO
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
KMnO4 + FeSO4(NH4)2SO4*6H2O + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 10 FeSO4(NH4)2SO4*6H2O + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 68 H2O
AgC2H3O2 + Na3PO4 = Ag + PO4 + NaC2H3O2 =>
3 AgC2H3O2 + Na3PO4 = 3 Ag + PO4 + 3 NaC2H3O2
W2O3 + NaNO3 = W(NO3)3 + Na2O =>
W2O3 + 6 NaNO3 = 2 W(NO3)3 + 3 Na2O
K + H2SO4 = K2(SO4) + H2 =>
2 K + H2SO4 = K2(SO4) + H2
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
CaCl2 + NaNO2 = NaCl + Ca(NO2)2 =>
CaCl2 + 2 NaNO2 = 2 NaCl + Ca(NO2)2
C2H6O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H4O2 + H2O =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C2H4O2 + 11 H2O
N2H4 + KIO3 = N2 + KI + H2O =>
3 N2H4 + 2 KIO3 = 3 N2 + 2 KI + 6 H2O
Ni(NO3)2 + H2O + Na2CO3 = (NiOH)2CO3 + CO2 + NaNO3 =>
2 Ni(NO3)2 + H2O + 2 Na2CO3 = (NiOH)2CO3 + CO2 + 4 NaNO3
Pd + Sc = Pd2Sc3 =>
2 Pd + 3 Sc = Pd2Sc3
Sr + AlCl3 = SrCl2 + Al =>
3 Sr + 2 AlCl3 = 3 SrCl2 + 2 Al
P + H2O2 + NaOH = Na4P2O6 + H2O =>
2 P + 4 H2O2 + 4 NaOH = Na4P2O6 + 6 H2O
H2Se(aq) + Ba(OH)2(aq) = H2O(l) + BaSe(aq) =>
H2Se(aq) + Ba(OH)2(aq) = 2 H2O(l) + BaSe(aq)
K2CrO4 + Ba(NO3)2 = BaCrO4 + KNO3 =>
K2CrO4 + Ba(NO3)2 = BaCrO4 + 2 KNO3
H + O2 = H2O =>
4 H + O2 = 2 H2O
Fe2SO4 + K2Cr2O7 + H2(SO4)3 = Fe(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
17 Fe2SO4 + 5 K2Cr2O7 + 35 H2(SO4)3 = 34 Fe(SO4)3 + 5 Cr2(SO4)3 + 5 K2SO4 + 35 H2O
(NH4)2WO4 + NaOH = Na2WO4 + NH4OH =>
(NH4)2WO4 + 2 NaOH = Na2WO4 + 2 NH4OH
C8H10O2Cl2N2 + H2O2 = CO2(g) + N2(g) + H2O(g) + HCl(g) =>
C8H10O2Cl2N2 + 18 H2O2 = 8 CO2(g) + N2(g) + 22 H2O(g) + 2 HCl(g)
C3H8 + O2 = C2O + H2O =>
4 C3H8 + 11 O2 = 6 C2O + 16 H2O
H2SO4 + KOH = H2O + K2(SO4) =>
H2SO4 + 2 KOH = 2 H2O + K2(SO4)
KOHCH3CH2COOH = CH3CH2COOKH2O =>
KOHCH3CH2COOH = CH3CH2COOKH2O
HCOOH + HI = HCHO + I2 + H2O =>
HCOOH + 2 HI = HCHO + I2 + H2O
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
CO2 + H2O = O2 + C7H6O3 =>
7 CO2 + 3 H2O = 7 O2 + C7H6O3
Ta + N = TaN =>
Ta + N = TaN
OH{-} + Mn{2+} + ClO3{-} = MnO2 + Cl{-} + H2O =>
6 OH{-} + 3 Mn{2+} + ClO3{-} = 3 MnO2 + Cl{-} + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/26/24
Équations équilibrées sur02/25/23
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