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Why are pentahalides of P, As, Sb and Bi...

Why are pentahalides of P, As, Sb and Bi more covalent than their trihalides?

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High the positive oxidation state of central atom more will be its polarising power which in turn increases the covalent character of bond formed between the central atom and the other atom
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RESONANCE ENGLISH-NITROGEN & OXYGEN FAMILY-Part-III Practice Test-2 (JEE (Advanced Pattern))
  1. Why are pentahalides of P, As, Sb and Bi more covalent than their trih...

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  2. The following compounds are heated (i) AgNO(3) (ii) Pb(NO(3))(2) (iii)...

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  3. The compound which gives off oxygen on moderate heating is

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  4. Which of the following compounds does give N(2) on heating ?

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  5. Which of the following cannot result in the formation of NO ?

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  6. A gaseous substance dissolve in water giving a pale blue solution whic...

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  7. On heating zinc sulfate forms oxide of sulfur and zinc. The oxides for...

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  8. Which of the following statements is not true about ozone ?

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  9. Sulphuric acid reacts with PCl5 to give

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  10. On heating copper sulfate forms oxide of sulfur and copper. The oxides...

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  11. What is//are not true abut phosphine (PH(3))?

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  12. On heating iron sulfate forms oxide of sulfur and iron. The oxides for...

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  13. In the given reaction: P(2)O(5)+H(2)SO(4) rarr Oxyacid formed is?

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  14. What products are formed when H(3)PO(2) is heated at 415 K and at 435 ...

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  15. 4AgNO(3) + 2H(2)O + H(3)PO(2) overset("boil")rarr 4 Ag + 'X' + 'Y' I...

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  16. On heating aluminium nitrate forms oxides of nitrogen and aluminium. T...

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  17. How many following Ammonium salts will evolve N(2) gas on heating? (...

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  18. On heating zinc nitrate forms oxides of nitrogen and zinc. The oxides ...

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  19. On heating lithium nitrate forms oxides of nitrogen and lithium . The ...

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  20. On heating magnesium nitrate forms oxides of nitrogen and magnesium. T...

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  21. How many of the following reaction yield POCl(3) ? (i) PCl(3) + O(2)...

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