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Discovery, of Haber’s process for manufa...

Discovery, of Haber’s process for manufacture of ammonia is considered to be one of the principal discoveries of twentieth century. Which is the promoter used in the earlier process when iron was used as catalyst?

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BODY BOOKS PUBLICATION-THE P-BLOCK ELEMENT-Example
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  3. PCl3 fumes in moist air. Give reason.

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  4. Sulphuric acid can be manufactured from sulpihur using V2O5 as catalys...

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  5. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  6. Discovery, of Haber’s process for manufacture of ammonia is considered...

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  7. Discovery, of Haber’s process for manufacture of ammonia is considered...

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  8. Which noble gas is not found In the atmosphere?

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  9. Comment on the stabilities of CIF3 and lF3.

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  10. Which compound is used in the preparation of caprolactum?

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  11. Which among the following forms basic oxide?

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  12. Why does ozone act as a powerful oxidising agent?

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  13. Elements in the groups 13 to .18 in the periodic table constitute the ...

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  14. Element in the groups 13 to 18 in the periodic table constitutes the p...

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  15. In contact process for the industrial manufacture of H2SO4 some amount...

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  16. Which noble gas is not found In the atmosphere?

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  17. Comment on the stabilities of CIF3 and lF3.

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  18. P' block element consists of metals , non-metals and noble gases:- Whi...

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  19. Name two important xenon fluorides.

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  20. Give the structure of the above xenon fluorides. .

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