हिंदी

Answer the following in one sentence : Classify the following buffers into different types : Cu(OH)2 + CuCl2

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प्रश्न

Answer the following in one sentence :

Classify the following buffers into different types :

Cu(OH)2 + CuCl2

विकल्प

  • Acidic buffer

  • Basic buffer

MCQ
एक पंक्ति में उत्तर
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उत्तर

Cu(OH)2 + CuCl2 - Basic buffer

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अध्याय 3: Ionic Equilibria - Exercises [पृष्ठ ६२]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
अध्याय 3 Ionic Equilibria
Exercises | Q 2. x. d. | पृष्ठ ६२

संबंधित प्रश्न

When NH4 Cl and NH4OH are added to a solution containing both, Fe3+ and Ca2+ ions, which ion is precipitated first and why?


A solution of NH4Cl and NH4OH acts as a buffer.


Cu is precipitated as CuS while  Zn is not precipitated when H2S is passed through an acidic solution of Cu(NO3 )2  and Zn(NO3)2 respectively.


Choose the most correct answer:

Which of the Na following is a buffer solution?


Answer the following in one sentence :

How are basic buffer solutions prepared?


Answer the following in one sentence :

Classify the following buffers into different types :

CH3COOH + CH3COONa


Answer the following in one sentence :

Classify the following buffers into different types :

NH4OH + NH4Cl


Answer the following in one sentence :

Classify the following buffers into different types :

Sodium benzoate + benzoic acid


The pKb of weak base BOH [Kb(BOH) = 1 × 10-5] will be ______.


Write the formula to calculate pH of buffer solution.


Write one application of the following buffer:

`"HCO"_3^-  + "H"_2"CO"_3`


A buffer solution contains 0.3 mol dm–3 NH4OH (Kb = 1.8 × 10–5) and 0.4 mol dm–3 NH4Cl. Calculate pOH of the solution.


The dissociation constant of a weak acid is 1 × 10−3. In order to prepare a buffer solution with a pH = 4, the `(["Acid"])/(["Salt"])` ratio should be ____________.


The hydrogen ion concentration of a buffer solution consisting of a weak acid and its salts is given by ____________.


Which of the following will produce a buffer solution when mixed in equal volumes?


Assertion (A): An aqueous solution of ammonium acetate can act as a buffer.

Reason (R): Acetic acid is a weak acid and \[\ce{NH4OH}\] is a weak base.


Calculate the pH of buffer solution composed of 0.01 M weak base BOH and 0.02 M of its salt BA. [Kb = 1.8 × 10–5 for weak base]


Define Acidic buffer solution.


Write any four applications of buffer solution.


What are buffer solutions? 


Explain the types of buffers with example.


What is the pH of buffer solution formed by mixing 0.01 M acetic acid and 0.05 M sodium acetate? (pKa = 4.7447)


A buffer solution is prepared by mixing 0.01 М HCN and 0.02 M sodium cyanide. If pKa for HCN is 5.20, what is the pH of solution?


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