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

The theory which explain amphoteric nature of water is ______.

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प्रश्न

The theory which explain amphoteric nature of water is ______.

पर्याय

  • Arrhenius theory

  • Lewis theory

  • Ostwald theory

  • Bronsted-Lowry theory

MCQ
रिकाम्या जागा भरा
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उत्तर

The theory which explain amphoteric nature of water is Bronsted-Lowry theory.

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पाठ 3: Ionic Equilibria - Multiple choice questions

संबंधित प्रश्‍न

Choose the most correct answer :

The conjugate base of [Zn(H2O)4]2⊕ is __________.


Answer the following in brief :

What is meant by conjugate acid-base pair?


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

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


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  

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


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


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?


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.

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


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

\[\ce{NH^+_4 + CO^{2-}_3 ⇌ NH3 + HCO^-_3}\]


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


Omeoprazole and lansoprazole are used as ______.


Identify the conjugate acid - base pair in the following reaction.

\[\ce{H2O + HCl -> H3O+ + Cl-}\]


Which of the following species is amphoteric in nature?


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 ______.


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.


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