किस परिवर्तन में नया पदार्थ नहीं बनता?

In which change is no new substance formed?

Explanation opens after your attempt
Correct Answer

B. बर्फ का पिघलनाMelting of ice

Step 1

Concept

Melting of ice involves only state change. Chemical identity remains same.

Step 2

Why this answer is correct

The correct answer is B. बर्फ का पिघलना / Melting of ice. Melting of ice involves only state change. Chemical identity remains same.

Step 3

Exam Tip

Ice melting में केवल state change होता है। Chemical identity same रहती है।

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Chemistry Answer, Explanation and Revision Hints

किस परिवर्तन में नया पदार्थ नहीं बनता? / In which change is no new substance formed?

Correct Answer: B. बर्फ का पिघलना / Melting of ice. Explanation: Ice melting में केवल state change होता है। Chemical identity same रहती है। / Melting of ice involves only state change. Chemical identity remains same.

Which concept should I revise for this Chemistry MCQ?

Melting of ice involves only state change. Chemical identity remains same.

What exam hint can help solve this Chemistry question?

Ice melting में केवल state change होता है। Chemical identity same रहती है।