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How is an element represented in Chemist...

How is an element represented in Chemistry?

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NAVNEET PUBLICATION-MEASUREMENT OF MATTER-EXERCISE
  1. Answer the following questions: Name two elements having independent ...

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  2. Answer the following questions: What is meant by symbol of an element?

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  3. How is an element represented in Chemistry?

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  4. Write down the symbols of the elements you know.

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  5. Write down the symbols for the following elements : antimony, iron, go...

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  6. Answer the following questions: What is meant by a molecule?

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  7. Answer the following questions: What is meant by molecular mass?

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  8. Answer the following questions: Explain with examples what is meant b...

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  9. Answer the following questions: What do you mean by Avogadro's number...

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  10. Answer the following questions: Write a short note on Avagadro's numb...

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  11. Answer the following questions: Explain the term valency with suitabl...

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  12. Answer the following questions: Whar is meant by valency electron?

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  13. Answer the following questions: Write the valency of the following H...

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  14. Answer the following questions: Write the valency of the following S...

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  15. Answer the following questions: Write the valencie of the following ...

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  16. Answer the following questions: Write the valency of the following ...

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  17. Answer the following questions: Write the valency of the following ...

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  18. Answer the following questions: Write the valency of the following ...

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  19. Answer the following questions: Write the valency of the following ...

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  20. Answer the following questions: Write the valencie of the following ...

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