Medium Chemistry Chapter 01: Solutions Class 12 Level 8

किसी ठोस की विलेयता ताप के साथ बहुत अधिक बढ़ती है। उसके शुद्धिकरण के लिए कौन सी विधि उपयोगी हो सकती है?

A solid's solubility increases greatly with temperature. Which method can be useful for its purification?

Explanation opens after your attempt
Correct Answer

A. पुनः क्रिस्टलीकरण / Recrystallization

Step 1

Concept

The solid dissolves more in hot solvent.

Step 2

Why this answer is correct

On cooling, pure crystals may separate.

Step 3

Exam Tip

In exams, connect temperature-dependent solubility with recrystallization. चरण 1: गरम विलायक में ठोस अधिक घुलता है। चरण 2: ठंडा करने पर शुद्ध क्रिस्टल अलग हो सकते हैं। चरण 3: परीक्षा में ताप के साथ बदलती विलेयता को पुनः क्रिस्टलीकरण से जोड़ें।

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The correct answer is A. पुनः क्रिस्टलीकरण / Recrystallization.

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