Subject

Chemistry

Class

NEET Class 12

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 Multiple Choice QuestionsShort Answer Type

41.

Calculate the number of Hions present in 1 mL of a solution whose pH is 10.


42.

Write with a balanced chemical equation how gypsum is used for the conversion of ammonia into ammonium sulnate without using H2SO4 ?


43.

Give the structure of pyrphyuric acid. How would you prepare it? What would you observe when colourless HI is added to pyrphuric acid ?


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44.

Convert phenol to p-hyroxy acetophenone in not more than 2 steps.



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45.

An organic compound 'A' on treatment with ammoniacal silver nitrate gives metallic silver and produces a yellow crystalline precipitate of molecular formula C9H10N4O4 on treatment with Brady's reagent. Give the structure of the organic compound 'A'.


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