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• In this table H does not represent hyd...


• In this table H does not represent hydrogen.
• Some elements are given in their own symbol and position in the periodic table.
• While others are shown with a letter.
With reference to the table answer the following questions :
How many valence electrons are present in Q?

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ICSE-CHEMISTRY-2013-SECTION-II (40 Marks)
  1. In this table H does not represent hydrogen. Some elements are given...

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  2. • In this table H does not represent hydrogen. • Some elements are ...

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  3. • In this table H does not represent hydrogen. • Some elements are ...

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  4. • In this table H does not represent hydrogen. • Some elements are ...

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  5. • In this table H does not represent hydrogen. • Some elements are ...

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  6. • In this table H does not represent hydrogen. • Some elements are ...

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  7. Compare the compounds methane and sodium chloride with regard to solub...

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  8. Choosing the substances from the list given below, write balanced chem...

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  9. Choosing the substances from the list given below, write balanced chem...

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  10. Choosing the substances from the list given below, write balanced chem...

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  11. Write balanced chemical equations for the reactions which would be use...

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  12. State two relevant observation Ammonium hydroxide solution is added ...

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  13. State two relevant observation Ammonium hydroxide solution is added...

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  14. State two relevant observation Lead nitrate crystals are heated in a...

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  15. Copper sulphate solution is electrolysed using copper electrodes. Stud...

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  16. Copper sulphate solution is electrolysed using copper electrodes. Stud...

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  17. Copper sulphate solution is electrolysed using copper electrodes. Stud...

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  18. Using the information above, complete the following: .......... is ...

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  19. Using the information above, complete the following: Metal atoms te...

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  20. Using the information above, complete the following: Non-metallic ...

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