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Study the extract of the Periodic Table given below and answer the questions. Give the alphabet corresponding to the element in question. Do not repeat an element. State which element: Is non-metallic and has a valency of 2.

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E has valency of 2.
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ICSE-SAMPLE PAPER 2019-SECTION-II (40 Marks) Attempt any four questions from this Section
  1. Study the extract of the Periodic Table given below and answer the que...

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  2. Study the extract of the Periodic Table given below and answer the que...

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  3. Study the extract of the Periodic Table given below and answer the que...

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  4. Study the extract of the Periodic Table given below and answer the que...

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  5. The particles present in strong electrolytes are

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  6. Name the particles present in Non-electrolyte

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  7. The particles present in strong electrolytes are

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  8. Distinguish between the following pairs of compounds using the reagent...

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  9. Distinguish between the pairs of compounds using the reagent given in ...

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  10. Distinguish between the following pairs of compounds using the reagent...

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  11. Choose the method of preparation of the following salts, from the meth...

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  12. Choose the method of preparation of the following salts, from the meth...

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  13. Choose the method of preparation of the following salts, from the meth...

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  14. Choose the method of preparation of the following salts, from the meth...

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  15. Complete the following equations : S+HNO(3)to

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  16. Complete the following equation : C+ conc . H(2)SO(4)to

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  17. Complete the following reactiosn: (a) Cu+HNO3("dilute")to (b) Fe^(...

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  18. Write a balanced chemical equation for the preparation of Ethene fro...

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  19. Write a balanced chemical equation for the following: Action of wate...

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  20. Write a balanced chemical equation for the preparation of Methane fr...

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