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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Generally, metals are solid in nature. Which one of the following metals is found in liquid state at room temperature?
2. Generally, non-metals are not lustrous. Which of the following nonmetal is lustrous?
3. Which one of the following four metals would be displaced from the solution of its salts by other three metals?