| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO2 + H2O = HNO3 + HNO2
K + AgNO3 = KNO3 + Ag =>
K + AgNO3 = KNO3 + Ag
AlCl3 + HNO3 = Al(OH)3 + NO2Cl =>
AlCl3 + 3 HNO3 = Al(OH)3 + 3 NO2Cl
Sr + (HNO3) = Sr(NO3)2 + H2 =>
Sr + 2(HNO3) = Sr(NO3)2 + H2
FeO6 + Mg = MgO4 + Fe =>
2 FeO6 + 3 Mg = 3 MgO4 + 2 Fe
Ni + Cu(OH)2 = Cu + Ni(OH)2 =>
Ni + Cu(OH)2 = Cu + Ni(OH)2
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
CuSO4(aq) + Pb(NO3)2 = PbSO4 + Cu(NO3)2 =>
CuSO4(aq) + Pb(NO3)2 = PbSO4 + Cu(NO3)2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
HCl(aq) + HNO3(aq) + Zn(s) = NO(g) + ZnCl2(aq) + H2O(l) =>
6 HCl(aq) + 2 HNO3(aq) + 3 Zn(s) = 2 NO(g) + 3 ZnCl2(aq) + 4 H2O(l)
dysprosium + sulfuricacid = Dy2(SO4)3 + hydrogen =>
2 Dy + 3 H2SO4 = Dy2(SO4)3 + 3 H2
CH3CH2CN + Cr2O7{-2} + H{+} = CO2 + H2O + NH3 + Cr{3+} =>
3 CH3CH2CN + 7 Cr2O7{-2} + 56 H{+} = 9 CO2 + 31 H2O + 3 NH3 + 14 Cr{3+}
CaCl2 + MgS2O3 + Se = Ca + S2Cl2 + MgSeO3 =>
CaCl2 + MgS2O3 + Se = Ca + S2Cl2 + MgSeO3
Li2O2 + LiS4 = SO2 + Li =>
4 Li2O2 + LiS4 = 4 SO2 + 9 Li
Na(CO3)2 + CH3COOH = CO2 + H2O + NaCH3COO =>
8 Na(CO3)2 + 11 CH3COOH = 22 CO2 + 10 H2O + 8 NaCH3COO
H2SO3 + KNO3 = HNO3 + K2SO3 =>
H2SO3 + 2 KNO3 = 2 HNO3 + K2SO3
PbO2 + KBr = K2O + PbBr4 =>
PbO2 + 4 KBr = 2 K2O + PbBr4
Br2 + NaClO = NaBr + ClO =>
Br2 + 2 NaClO = 2 NaBr + 2 ClO
Mn + [H]{+} + [NO3]{-} = [Mn]2{+} + NO + H2O =>
6 Mn + 4[H]{+} + [NO3]{-} = 3[Mn]2{+} + NO + 2 H2O
Sn + KNO3 + KOH = K2SnO2 + N2 + H2O =>
5 Sn + 2 KNO3 + 8 KOH = 5 K2SnO2 + N2 + 4 H2O
Al(NO3)3 + H2O = Al(OH)3 + HNO3 =>
Al(NO3)3 + 3 H2O = Al(OH)3 + 3 HNO3
C5H11NO2 + O2 = CO2 + H2O + N2 =>
4 C5H11NO2 + 27 O2 = 20 CO2 + 22 H2O + 2 N2
SO2 + Au3{+} + OH{-} = SO42{-} + Au + H2O =>
SO2 + 79 Au3{+} + 80 OH{-} = SO42{-} + 237 Au + 40 H2O
K2Se + H2SO4 = K2SO4 + H2Se =>
K2Se + H2SO4 = K2SO4 + H2Se
KNaC4H4O6(s) + CuSO4(aq) = Cu(C4H4O6)2{2-}(aq) + K{+}(aq) + Na{+}(aq) + SO4{2-}(aq) =>
2 KNaC4H4O6(s) + CuSO4(aq) = Cu(C4H4O6)2{2-}(aq) + 2 K{+}(aq) + 2 Na{+}(aq) + SO4{2-}(aq)
FeS + Ba(OH)2 = BaS + Fe(OH)2 =>
FeS + Ba(OH)2 = BaS + Fe(OH)2
NaCl + Hg2(NO3) = NaNO3 + Hg2Cl =>
NaCl + Hg2(NO3) = NaNO3 + Hg2Cl
NH4OH + NaOH = NaNH4(OH)2 =>
NH4OH + NaOH = NaNH4(OH)2
C2H2O4 + CH3COOH = CH3COOC2HO4 + H2O =>
4 C2H2O4 + 2 CH3COOH = 3 CH3COOC2HO4 + 2 H2O
HCl + NH4 = H2 + NCl =>
2 HCl + 2 NH4 = 5 H2 + 2 NCl
CH4(g) + H2O(v) = CO2(g) + H2(g) =>
CH4(g) + 2 H2O(v) = CO2(g) + 4 H2(g)
(CH3)3CBr + NaOH = HOC(CH3)3 + NaBr =>
(CH3)3CBr + NaOH = HOC(CH3)3 + NaBr
soufre + ozone = ledioxydedesoufre =>
3 S + 2 O3 = 3 SO2
Al(HCO3)3 = CO2 + H2O + Al2(CO3)3 =>
2 Al(HCO3)3 = 3 CO2 + 3 H2O + Al2(CO3)3
Al2(SO4)3 + Li(OH) = Al(OH)3 + Li2SO4 =>
Al2(SO4)3 + 6 Li(OH) = 2 Al(OH)3 + 3 Li2SO4
CoCl2 + KNO3 = KCl2 + CoNO3 =>
CoCl2 + KNO3 = KCl2 + CoNO3
Be(OH)2 + H2NO2 = Be2(NO2)2 + H2O =>
2 Be(OH)2 + 2 H2NO2 = Be2(NO2)2 + 4 H2O
P(C6H5)3 + C3H5Br = Br{-} + C21H20P{+} =>
P(C6H5)3 + C3H5Br = Br{-} + C21H20P{+}
NaHCO3 + C2O2H = CO2 + H2O + Na =>
5 NaHCO3 + C2O2H = 7 CO2 + 3 H2O + 5 Na
NaNO3(s) + H2SO4(conc) = NaHSO4(aq) + HNO3(aq) =>
NaNO3(s) + H2SO4(conc) = NaHSO4(aq) + HNO3(aq)
NaNO3(s) + H2SO4(aq) = Na2SO4(s) + HNO3(aq) =>
2 NaNO3(s) + H2SO4(aq) = Na2SO4(s) + 2 HNO3(aq)
IO3{-} + HSO3{-} = HSO4{-} + SO4{-2} + I2 + H2O =>
2 IO3{-} + 5 HSO3{-} = 3 HSO4{-} + 2 SO4{-2} + I2 + H2O
CUSCN + KIO3 + HCl = CUSO4 + KCl + HCN + ICl + H2O =>
4 CUSCN + 7 KIO3 + 14 HCl = 4 CUSO4 + 7 KCl + 4 HCN + 7 ICl + 5 H2O
LiHAl3 = Al + H2 + Li =>
2 LiHAl3 = 6 Al + H2 + 2 Li
CH3COOH + CuO = Cu + CH3COOHO =>
CH3COOH + CuO = Cu + CH3COOHO
Pb(NO3)4 + Fr3PO4 = Pb3(PO4)4 + FrNO3 =>
3 Pb(NO3)4 + 4 Fr3PO4 = Pb3(PO4)4 + 12 FrNO3
C6H12O5 + O2 = CO + H2 =>
2 C6H12O5 + O2 = 12 CO + 12 H2
KMnO4 + H2SO4 + NaNO2 = NaNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = 5 NaNO3 + 2 MnSO4 + K2SO4 + 3 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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