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Justify the placement of O, S, Se, Te an...

Justify the placement of O, S, Se, Te and Po in the same group of the periodic table in terms of electronic configuration, oxidation state and hydride formation.

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ARIHANT PUBLICATION-GROUP 16 ELEMENTS: OXYGEN FAMILY-QUESTIONS FOR PRACTICE (SHORT ANSWER TYPE I QUESTIONS)
  1. Out of H2O and H2S, which one has higher bond angle and why?

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  2. What is the action of ozone with lead sulphide? Give equation.

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  3. How does Ozone react with KI solution ?

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  4. What happens when O3 is passed through acidified SnCl2 solution ?

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  5. Why is ozone not collected over mercury?

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  6. Complete the equation given below and make it a balanced equation Sn...

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  7. What happens when SO2gas is passed through lime water first slowly and...

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  8. What happens when SO2 is passed through sulphuretted-hydrogen dissolve...

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  9. Why hydrogen sulphide cannot be dried by conc. H2SO4?

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  10. How do the following pairs of compounds react? H2S+SO2 rarr

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  11. What happens when Sulphur dioxide is passed through FeCl3 solution ?

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  12. Explain bleaching action of sulphur dioxide.

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  13. How is the presence of SO2 detected?

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  14. Comment on the nature of two S-O bonds formed in SO2 molecule. Are the...

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  15. What happens when potassium bromide is treated with warm conc. sulphur...

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  16. What happens when copper is heated with concentrated H2SO4? Give equat...

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  17. Why is K(a2) lt lt K(a1) for H2SO4 in water?

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  18. Justify the placement of O, S, Se, Te and Po in the same group of the ...

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  19. A green coloured solution turns pink when ozone is bubbled through it....

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  20. H2S acts only as a reducing agent but SO2 acts as a reducing as well a...

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