Metals and Non-metals

Bihar Board Class 10 · Science · 34 past questions

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1. Q23 2023

   The alloy consisting of 90% Cu and 10% Sn is named as

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2. Q24 2023

   What is Philosopher wool?

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3. Q25 2023

   Bauxite is an ore of which of the following metals?

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4. Q26 2023

   The correct order of reactivity of metals is

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