शुद्ध पदार्थ को कितने मुख्य प्रकारों में बाँटा जाता है?
Into how many main types are pure substances classified?
Explanation opens after your attempt
Correct Answer
A. दो प्रकार तत्व और यौगिकTwo types elements and compounds
Concept
Pure substances are classified into elements and compounds. Both have fixed composition.
Why this answer is correct
The correct answer is A. दो प्रकार तत्व और यौगिक / Two types elements and compounds. Pure substances are classified into elements and compounds. Both have fixed composition.
Exam Tip
शुद्ध पदार्थ elements और compounds में बाँटे जाते हैं। दोनों की composition निश्चित होती है।
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