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प्रश्न
The theory which explain amphoteric nature of water is ______.
विकल्प
Arrhenius theory
Lewis theory
Ostwald theory
Bronsted-Lowry theory
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उत्तर
The theory which explain amphoteric nature of water is Bronsted-Lowry theory.
संबंधित प्रश्न
Answer the following in one sentence :
Why cations are Lewis acids?
Answer the following in brief :
What are acids and bases according to Arrhenius theory?
Answer the following in brief :
What is meant by conjugate acid-base pair?
Answer the following in brief :
Write a reaction in which water acts as a base.
Answer the following in brief :
Ammonia serves as a Lewis base whereas AlCl3 is Lewis acid. Explain.
For a reaction \[\ce{HCl_{(aq)} + H2O_{(l)} ⇌ H3O^+_{ (aq)} + Cl^-_{ (aq)}}\]
Which of the following is a conjugate acid-base pair?
Label the one conjugate acid-base pair in the following reaction.
\[\ce{CO^{2-}_{3(aq)} + H2O_{(l)} ⇌ OH^- + HCO^-_3}\]
Classify the following species into Lewis acids and Lewis bases.
| Cl- | |
| `"NH"_4^+` | |
| BCl3 | |
| NH3 |
Explain the amphoteric nature of water.
In which oxidation state, group 15 elements act as Lewis base?
According to the Bronsted-Lowry theory, an acid is a substance that ____________.
Conjugate base for Bronsted acids H2O and HF are ___________.
Which of the following fluro compounds is most likely to behave as a Lewis base?
Which of these is not likely to act as Lewis base?
Which of the following can act as Lowry – Bronsted acid as well as base?
What are Lewis acids and bases? Give two examples for each.
Discuss the Lowry – Bronsted concept of acids and bases.
Identify the conjugate acid-base pair for the following reaction in an aqueous solution.
\[\ce{HS^-_{( aq)} + HF ⇌ F^-_{( aq)} + H2S_{(aq)}}\]
Identify the conjugate acid-base pair for the following reaction in an aqueous solution.
\[\ce{HPO^{2-}_4 + SO^{2-}_3 ⇌ PO^{3-}_4 + HSO^-_3}\]
Identify the conjugate acid-base pair for the following reaction in an aqueous solution.
\[\ce{NH^+_4 + CO^{2-}_3 ⇌ NH3 + HCO^-_3}\]
When aqueous ammonia is added to CuSO4 solution, the solution turns deep blue due to the formation of tetramminecopper (II) complex, \[\ce{[Cu(H2O)6]^{2+}_{( aq)} + 4NH3_{( aq)} ⇌ [Cu(NH3)4]^{2+}_{( aq)}}\], among HO2 and NH3 Which is stronger Lewis base.
Name one amphoteric solvent.
Define conjugate acid-base pair.
What are the limitations of Arrhenium theory?
Define acids according to Bronsted-Lowry theory.
