Metals and Non-metals

CBSE Class 10 · Science · 22 past questions

7 of 22 · show all

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. Q9 2025

   For Questions number 17 to 20, two statements are given — one labelled as Assertion (A) and the other…

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4. Q10 2025

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5. Q11 2025

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

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6. Q12 2025

   Reaction between two elements A and B, forms a compound C. A loses electrons and B gains electrons. Which one…

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7. Q13 2025

   The formation of magnesium oxide is correctly shown in option… (with a figure)

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