मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Answer the following in one sentence : Why cations are Lewis acids?

Advertisements
Advertisements

प्रश्न

Answer the following in one sentence :

Why cations are Lewis acids?

एका वाक्यात उत्तर
Advertisements

उत्तर

Cations are electron-deficient species and can accept an electron pair. Hence, cations are Lewis acids.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Ionic Equilibria - Exercises [पृष्ठ ६१]

APPEARS IN

बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 3 Ionic Equilibria
Exercises | Q 2. i. | पृष्ठ ६१

संबंधित प्रश्‍न

Answer the following in brief :

What is meant by conjugate acid-base pair?


Label the conjugate acid-base pair in the following reaction:

\[\ce{HCl + H2O ⇌ H3O\overset{\oplus} + Cl\overset{\ominus}{}}\]


Label the conjugate acid-base pair in the following reaction:

\[\ce{CO^2-_3 + H2O ⇌ OH- + HCO^-_3}\]


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.


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  

The conjugate acid of \[\ce{HSO^-_4}\] is ____________.


Identify the CORRECT statement.


Which among the following compounds is used as selective weed killer?


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?


What are Lewis acids and bases? Give two examples for each.


Identify the conjugate acid-base pair for the following reaction in an aqueous solution.

\[\ce{HPO^{2-}_4 + SO^{2-}_3 ⇌ PO^{3-}_4 + HSO^-_3}\]


Account for the acidic nature of HClO4 in terms of Bronsted – Lowry theory, identify its conjugate base.


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.


The species which will behave both as conjugate acid and conjugate base is ______.


According to Lowry-Bronsted concept, base is a substance which acts as ______.


Calculate pH of 0.01 M NaOH.


Identify the conjugate acid-base pairs in the reaction,

\[\ce{CH3COOH(aq) + NH3(aq) <=> NH^+_4(aq) + CH3COO^-(aq)}\]


Define acids according to Bronsted-Lowry theory.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×