किस property से pure substance की पहचान में मदद मिल सकती है?
Which property can help identify a pure substance?
Explanation opens after your attempt
B. fixed melting point
Concept
Fixed melting point or boiling point can be useful to identify purity. This is a physical property.
Why this answer is correct
The correct answer is B. fixed melting point. Fixed melting point or boiling point can be useful to identify purity. This is a physical property.
Exam Tip
Fixed melting point या boiling point purity की पहचान में useful हो सकते हैं। यह physical property है।
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