pH Curves

IMPORTANT

pH Curves: Overview

This Topic covers sub-topics such as Buffer Solutions, Acid-base Titration, Buffer Capacity, Salt Hydrolysis, Acid-base Indicators, Equivalence Point, End Point in Titration, pH Curves and, The Titration of a Weak Base with a Weak Acid

Important Questions on pH Curves

MEDIUM
IMPORTANT

Ammonia evolved from the treatment of 0.30 g of an organic compound for the estimation of nitrogen was passed in 100 mL of 0.1 M sulphuric acid. The excess of acid required 20 mL of 0.5 M sodium hydroxide solution for complete neutralisation. The organic compound is

EASY
IMPORTANT

What are the criteria for selecting an indicator for acid-base titration?

HARD
IMPORTANT

What are the criteria for selecting an indicator for acid-base titration?

EASY
IMPORTANT

The titration curve for weak acid and weak base has no sharp changes. For this titration no suitable indicator is present?

EASY
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Explain the pH Curve in the titration of weak acid with weak base?

EASY
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Explain the pH curve in the titration of weak acid with strong base?

EASY
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Define acid-base indicator. Give examples.

MEDIUM
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Explain the two types of buffer solution.

EASY
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Explain the pH Curve in the titration of strong acid with strong base?

MEDIUM
IMPORTANT

Differentiate between end point and equivalence point.

MEDIUM
IMPORTANT

Select an effective indicator for the titration of a weak acid with a strong base.

MEDIUM
IMPORTANT

Phenolphthalein is used as an indicator in the titration of acetic acid with sodium hydroxide, why?

EASY
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How does an indicator HInaq show different colour in acidic and basic solutions?

EASY
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Define equivalence point of a titration. 

EASY
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Which of the following pairs will not constitute a buffer solution?

HARD
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A buffer solution can be prepared by mixing equal volumes of

EASY
IMPORTANT

Among the following, the correct statement is

EASY
IMPORTANT

Which among the following produces a basic aqueous solution?

HARD
IMPORTANT

The pH of 100 mL of 0.10 M NaOH mixed with 100 mL 0.10 M CH3COOH solution is

HARD
IMPORTANT

What will be the molar mass of the dibasic acid if 1.575 g of a dibasic acid is neutralized by 25 mL of 1 M NaOH solution.?