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

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प्रश्न

Answer the following in one sentence :

Classify the following buffers into different types :

Cu(OH)2 + CuCl2

पर्याय

  • Acidic buffer

  • Basic buffer

MCQ
एका वाक्यात उत्तर
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उत्तर

Cu(OH)2 + CuCl2 - Basic buffer

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पाठ 3: Ionic Equilibria - Exercises [पृष्ठ ६२]

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

संबंधित प्रश्‍न

The ionization constant of benzoic acid is 6.46 × 10–5 and Ksp for silver benzoate is 2.5 × 10–13. How many times is silver benzoate more soluble in a buffer of pH 3.19 compared to its solubility in pure water?


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.


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


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


Name the buffer which is used to maintained pH of 8 to 10 for precipitation of cations III A group in qualitative analysis.


Define buffer solution.


Explain the types of buffer solutions.


Write one application of the following buffer:

`"HCO"_3^-  + "H"_2"CO"_3`


Write one application of the following buffer:

NH4OH + NH4Cl


Veronal is used as a/an ______.


____________ forms a basic buffer 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 ____________.


Ksp of Al(OH)3 is 1 × 10−15 M. At what pH does 1.0 × 10−3 M Al3+ precipitate on the addition of buffer of NH4Cl and NH4OH solution?


Assertion (A): A solution containing a mixture of acetic acid and sodium acetate maintains a constant value of \[\ce{pH}\] on addition of small amounts of acid or alkali.

Reason (R): A solution containing a mixture of acetic acid and sodium acetate acts as a buffer solution around \[\ce{pH}\] 4.75.


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.


Write any four applications of buffer solution.


Calculate pKa of HF if Ka= 7.2 x 10-4.


Explain the types of buffers with example.


Explain buffer action of sodium acetate-acetic acid buffer.


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