कौन सा पदार्थ कमरे के ताप पर द्रव धातु है?
Which substance is a liquid metal at room temperature?
Explanation opens after your attempt
A. पाराMercury
Concept
Mercury is a liquid metal at room temperature. Exam tip: it is a famous exception among metals.
Why this answer is correct
The correct answer is A. पारा / Mercury. Mercury is a liquid metal at room temperature. Exam tip: it is a famous exception among metals.
Exam Tip
पारा कमरे के ताप पर द्रव धातु है। परीक्षा में यह धातुओं का प्रसिद्ध अपवाद है।
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