Trending ▼   ResFinder  

12th Chemistry Organic - Sectionwise paper - 03

4 pages, 65 questions, 14 questions with responses, 14 total responses,    0    0
Jen
-,  .  		+Fave Message
ProfileTimelineUploads
 Home > the_unknown >

Formatting page ...

CHEMISTRY Class Topics II PU CET (Integrated) 2016-2017 Max. marks 70 Duration Date 3 hrs 30-12-2016 Section wise Test 02 (Board Pattern) Haloalkanes and haloarenes, Alcohols, phenols and ethers, Aldehydes, ketones and carboxylic acids, Amines, Biomolecules, Polymers and Chemistry in everyday life Instructions 1. The questions paper has four parts: A, B, C and D. All parts are compulsory. 2. Write balanced chemical equations and draw labeled diagrams wherever required. 3. Use log tables and the simple calculator if necessary. (Use of scientific calculators is not allowed). PART A I. Answer the following questions (ONE mark each) [10 1 =10] 1. Write the major product formed when 2-bromopentane is subjected to -elimination. 2. Write the IUPAC name of CH3CH(Cl)CH(Br)CH3 3. What happens when bromobenzene is treated with magnesium in the presence of dry ether? 4. Arrange the following compounds in the order of their increasing boiling points: Pentan-1-ol, n-butane, pentanal, ethoxyethane. 5. Given : . Identify the product A. 6. Benzoic acid is a stronger acid than acetic acid. Given reason. 7. Arrange the following compounds in decreasing order of their pKb values: C2H5NH2, C6H5NHCH3, (C2H5)2NH and C6H5NH2 SnCl /HCl H /H O 8. Given : R C N 2 H R CH NH A. Identify A. NH 2 2 3 9. What is meant by denaturation of proteins? 10. What are detergents? PART B II. Answer any FIVE of the following questions (TWO marks each) [5 2 =10] 11. Explain Reimer-Tiemann reaction with an example. 12. Write a chemical test to distinguish between (i) Ethanol and propan-1-ol (ii) Phenol and an alcohol 13. Which compound in each of the following pairs will react faster by SN2 reaction with OH and Why? (i) CH3Br or CH3I 2P(I)1617CSWT3 (ii) (CH3)3 CCl or CH3Cl 1

Formatting page ...

Top Contributors
to this ResPaper
(answers/comments)


American Badass
(14)

Formatting page ...

Formatting page ...

 

  Print intermediate debugging step

Show debugging info


 

 

© 2010 - 2024 ResPaper. Terms of ServiceContact Us Advertise with us

 

the_unknown chat