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प्रश्न
What are the three groups into which all the elements can be divided ? Name two elements belonging to each group.
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उत्तर
All the elements can be divided into following three groups:
- Metals: Examples: Aluminium and copper
- Non-metals: Examples: Potassium and calcium
- Metalloids: Examples: Arsenic and antimony
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संबंधित प्रश्न
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| (A) | (B) | ||
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