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Chemistry – Class 12 Practice Test 9


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. Identify the compound from the Haworth projection shown.
chemistry-questions-answers-carbohydrates-3-q13

2. Which of the following aromatic amines has lower pKb value than ammonia?

3. A compound ‘P’ on treating with concentrated H2SO4 forms ‘R’. The product ‘R’ on heating at 460K forms a zwitter ionic compound. Identify P, R respectively.

4. When a blue litmus paper is dipped in an aqueous solution of benzenediazonium bromide, the litmus paper _____

5. How many more resonating structures does aniline have than anilinium ion?

6. Which of the following disaccharides on hydrolysis with invertase gives two different monosaccharides?

7. Which of the following is not a likely product of the alkylation of amines with methyl iodide?

8. If x and y are the pKb values of p-methylaniline and N,N-dimethylaniline, what is the relation between x and y?

9. What is the correct name of the following compound?
chemistry-questions-answers-carbohydrates-3-q10

10. Identify the aldose form the following.


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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