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Phenolphthalein does not act as an indic...

Phenolphthalein does not act as an indicator for the titration between

A

NaOH and `CH_(3)COOH`

B

`H_(2)C_(2)O_(4)` and `KMnO_(4)` sol.

C

`Ba(OH)_(2)` and HCl

D

KOH and `H_(2)SO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
Phenolphthalene indicator cannot be used for `H_(2)C_(2)O_(4)` and `KMnO_(4)` solution.
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Phenolphalein does not act as an indicator for the titration between

Assign for the following : (i) An aqueous of NaCI is neutral (ii) NH_(3) is a Lewis as well as Bronsted base. (iii) Phenolphthalein is not a suitable indicator for titration between HCI against NH_(4)OH. (iv) pH value of an aqueous 10^(-2) M acetic acid solution is not 2.

(A) In general phenolphthalein is used as an indicator for the titration of weak acid (CH_(3)COOH) and strong base (NaOH). (R) At equivalence point solution is basic.

Statement 1: Methyl orange is suitable indicator for titration of strong acid and weak base Statement 2: Phenolphthalein is not suitable indicator for titration of acetic acid and NaOH

DINESH PUBLICATION-IONIC EQUILIBRIUM -REVISION QUESTIONS FROM COMPETITVE EXAMS
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  2. The pH of the solution containing 10 mL of 0.1 N NaOH and 10 mL of 0.0...

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  3. Phenolphthalein does not act as an indicator for the titration between

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  4. The pH of a solution of H(2)SO(4) is 1. Assuming complete ionisation, ...

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  7. At 80^(@)C distilled water has [H(3)O^(+)] concentration equal [OH^(-)...

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  8. The solubility of AgCl in 0.2 M NaCl is [K(sp) AgCl =1.8 xx 10^(-10)]

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  9. The basic character of the transition metal monoxide follows the order

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