| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO2 + H2O = HNO3 + HNO2
C3H7CN + NaOH + H2O = NH3 + C4H7O2Na =>
C3H7CN + NaOH + H2O = NH3 + C4H7O2Na
NaCl + NH3 = HCl3 + N + Na =>
9 NaCl + NH3 = 3 HCl3 + N + 9 Na
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
HCl(aq) + Zn(s) = H(g) + ZnCl(aq) =>
HCl(aq) + Zn(s) = H(g) + ZnCl(aq)
Os + O2 = Os2O4 =>
2 Os + 2 O2 = Os2O4
NO + O{3} = NO{2} + O{2} =>
NO + 2 O{3} = NO{2} + 2 O{2}
As4O6 + C = As + CO =>
As4O6 + 6 C = 4 As + 6 CO
H2 + NO2 = HNO3 + NO =>
H2 + 4 NO2 = 2 HNO3 + 2 NO
Cl + H2 = H3Cl =>
2 Cl + 3 H2 = 2 H3Cl
Al5 + (Fe2O3)3 = Al2O3 + Fe5 =>
6 Al5 + 5(Fe2O3)3 = 15 Al2O3 + 6 Fe5
MnO4{-} + Mn{2+} + OH{-}{} = MnO2 + H2O =>
2 MnO4{-} + 3 Mn{2+} + 4 OH{-}{} = 5 MnO2 + 2 H2O
C3 + H6 + O = C3H6O =>
C3 + H6 + O = C3H6O
As2S3 + H2O2 + NH3 = (NH4)3 + AsO4 + H2SO4 =>
3 As2S3 + 30 H2O2 + 42 NH3 = 14(NH4)3 + 6 AsO4 + 9 H2SO4
O2 + ClO = Cl2O5 =>
3 O2 + 4 ClO = 2 Cl2O5
CaCO3 + H2BrO3 = CaBrO3 + CO2 + H2O =>
CaCO3 + H2BrO3 = CaBrO3 + CO2 + H2O
Ca + CuS04 = Cu + CaS0 =>
4 Ca + CuS04 = Cu + 4 CaS0
Ag + H3S = Ag3S + H2 =>
6 Ag + 2 H3S = 2 Ag3S + 3 H2
HCl + CaCl2 = H2Ca + Cl2 =>
2 HCl + CaCl2 = H2Ca + 2 Cl2
HCl(aq) + AgNO3(aq) = AgCl(aq) + HNO3(s) =>
HCl(aq) + AgNO3(aq) = AgCl(aq) + HNO3(s)
HBr + K2O = K2Br + HO =>
HBr + K2O = K2Br + HO
Ag(NO)3 + K(IO)3 = K(NO)3 + Ag(IO)3 =>
Ag(NO)3 + K(IO)3 = K(NO)3 + Ag(IO)3
H3PO4 + Ca5F(PO4)3 = Ca(H2PO4)2 + HF =>
7 H3PO4 + Ca5F(PO4)3 = 5 Ca(H2PO4)2 + HF
NaCl + BaBr2 = NaBr + Cl2Ba =>
2 NaCl + BaBr2 = 2 NaBr + Cl2Ba
H2SO4 + KS = KSO4 + H2S =>
H2SO4 + KS = KSO4 + H2S
Sn(NO3) + PO4 = Sn(PO4) + NO3 =>
Sn(NO3) + PO4 = Sn(PO4) + NO3
KBr + Ag2S2O3 = AgBr + K2S2O3 =>
2 KBr + Ag2S2O3 = 2 AgBr + K2S2O3
CH3COOH + Na2CO3 = CH3CONa + H2O + CO2 =>
5 CH3COOH + 2 Na2CO3 = 4 CH3CONa + 4 H2O + 4 CO2
H{+} + SO3{2-} + S{2-} = S + H2O =>
6 H{+} + SO3{2-} + 2 S{2-} = 3 S + 3 H2O
Ba(HS)2 + HNO3 = S + NO + Ba(NO3)2 + H2O =>
3 Ba(HS)2 + 10 HNO3 = 6 S + 4 NO + 3 Ba(NO3)2 + 8 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
HF + Cr = CrF2 + H2 =>
2 HF + Cr = CrF2 + H2
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
AgBr + Cl{-} = Br{-} + AgCl =>
AgBr + Cl{-} = Br{-} + AgCl
FeS + H2SO4 = H2S + Fe2(SO4)3 + H2 =>
2 FeS + 3 H2SO4 = 2 H2S + Fe2(SO4)3 + H2
CuCl2 + CH3CSNH2 = CuCH3CSNCl2H2 =>
CuCl2 + CH3CSNH2 = CuCH3CSNCl2H2
Ba + C2H3O2 = BaC2H3O2 =>
Ba + C2H3O2 = BaC2H3O2
B10H18 + O3 = B2O3 + H2O =>
B10H18 + 8 O3 = 5 B2O3 + 9 H2O
NaF + La(NO3)3 = LaF3 + NaNO3 =>
3 NaF + La(NO3)3 = LaF3 + 3 NaNO3
Ag + ZrCl = Zr + AgCl =>
Ag + ZrCl = Zr + AgCl
Co + Na2S = Na + CoS2 =>
Co + 2 Na2S = 4 Na + CoS2
HNO3 + H2Se = H2SeO4 + NO2 + H2O =>
8 HNO3 + H2Se = H2SeO4 + 8 NO2 + 4 H2O
MgBr2 + H2SO4 = MgSO4 + Br2 + H2O + SO2 =>
MgBr2 + 2 H2SO4 = MgSO4 + Br2 + 2 H2O + SO2
Cr2O3 + K2SO3 = SO2 + KCrO2 =>
Cr2O3 + K2SO3 = SO2 + 2 KCrO2
Ca + K = CaK =>
Ca + K = CaK
Cu3(OH)2 + O2 = CuO + H2O =>
Cu3(OH)2 + O2 = 3 CuO + H2O
Al(OH)3 + HCl = Al(OH)2Cl + H2O =>
Al(OH)3 + HCl = Al(OH)2Cl + H2O
Al4C3(s) + H2O(l) = Al(OH)3(aq) + CH4(aq) =>
Al4C3(s) + 12 H2O(l) = 4 Al(OH)3(aq) + 3 CH4(aq)
BaS(aq) + Pb(NO3)2(aq) = Ba(NO3)2(aq) + PbS(s) =>
BaS(aq) + Pb(NO3)2(aq) = Ba(NO3)2(aq) + PbS(s)
NH3(g) + H2S(aq) = (NH4)2S(aq) =>
2 NH3(g) + H2S(aq) = (NH4)2S(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/23
Équations équilibrées sur01/22/23
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