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The ammonia evolved from the treatment o...

The ammonia evolved from the treatment of `0.30g ` of an organic compound for the estimation of nitrogen was passed in `100 mL` of `0.1M` sulphuric acid. The excess of acid required `20mL` of `0.5 M` sodium hydroxide solution for complete neutralization. The organic compound is

A

urea

B

thiourea

C

acetamide

D

benzamide

Text Solution

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The correct Answer is:
A
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The ammonia evolved from the treatment of 0.30 g of an organic compound for the estimation of nitrogen was passed in 100 mL of 0.1 M sulphuric acid. The excess of acid required 20 mL of 0.5 M sodium hydroxide solution for complete neutralization. The percentage nitrogen in the organic compound is

The ammonia evolved from the treatment of 0.30 g of an organic compound for the estimation of nitrogen was passed in 100 mL of 0.1 M sulphuric acid . The excess of acid required 20 mL of 0.5 M NaOH solution for complete neutralisation.The organic compound is

How many mL of 1.M sulphuric acid is required t neutralise 10 mL of 1 M sodium hydroxide solution ?

For the estimation of nitrogen, 1.4 g of an organic compound was digested by Kjeldahl method and the evolved ammonia acid absorbed in 60 mL of M/10 sulphuric acid. The unreacted acid required 20 mL of M/10 sodium hydroxide for complete neutralization. the percentage of nitrogen in the compound is

OP TANDON-CHARACTERISATION OF ORGANIC COMPOUNDS -OBJECTIVE QUESTIONS Level-A
  1. Which of the following reagents is used for the separation of acetalde...

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  2. In the estimation of sulphur by carius method, 0.468 gm of an organic ...

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  3. The ammonia evolved from the treatment of 0.30g of an organic compoun...

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  4. In the Kjeldahl's method for estimation of nitrogen present in a soil ...

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  5. An organic compound having molecular mass 60 is found to contain C = 2...

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  6. A compound containing only carbon, hydrogen and oxygen has molecular m...

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  7. 29.5 mg of an organic compound containing nitrogen was digested accord...

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  8. An aromatic hydrocarbon with empirical formula C(5)H(4) on sulphonatio...

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  9. When 20 g of naphthoic acid (C(11)H(8)O(2)) is dissolved in 50 g of be...

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  10. Sodium fusion extract, obtained from aniline, a treatment with iron (I...

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  11. Match the following: {:((A)"Duma's method",(i)AgNO(3)),((B)"Kjeldahl...

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  12. Match the following: {:("Property to be determined","Method used f...

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  13. Match the following: {:((A)"Equivalent mass of an organic acid",(i)...

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  14. Kjeldahl's method for estimation of nitrogen is not applicable to:

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  15. Correct pair of compounds which gives blue colouration/precipitate and...

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  16. The reaction of nitroprusside anion with sul- phide ion gives purple c...

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  17. Empirical formula of a compound is CH(2)O and its molecular mass is 9...

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  18. A gaseous hydrocarbon gives upon combustion 0.72g of water and 3.08g o...

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  19. On complete combustion, 0.246g of an organic compound gave 0.198g of C...

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  20. For the estimation of nitrogen, 1.4 g of an organic compound was diges...

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