Metals and Non-metals

CBSE Class 10 · Science · 22 past questions

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1. Q7 2025

   Aluminium powder is used in thermit welding because…

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2. Q8 2025

   Two metals zinc and tin are dissolved separately in definite proportions in molten copper (the primary metal)…

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3. Q11 2025

   The most common method of extraction of metals from their oxide ores is…

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