Q45.Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of : (1) a vinyl group (2) an isopropyl group (3) an acetylenic triple bond (4) two ethylenic double bonds
What This Question Tests
The question probes the understanding of tautomerism, specifically keto-enol tautomerism, and the structural requirements for a compound to exhibit this phenomenon.
Concepts Tested
📚 NCERT Sections This Tests
8.19 — An Organic Compound Contains 69.77% Carbon, 11.63% Hydrogen And Rest Oxygen.
Chemistry Class 12 · Chapter 8
8.19 An organic compound contains 69.77% carbon, 11.63% hydrogen and rest oxygen. The molecular mass of the compound is 86. It does not reduce Tollens’ reagent but forms an addition compound with sodium hydrogensulphite and give positive iodoform test. On vigorous oxidation it gives ethanoic and propanoic acid. Write the possible structure of the compound.
8.4 — Write The Iupac Names Of The Following Ketones And Aldehydes. Wherever
Chemistry Class 12 · Chapter 8
8.4 Write the IUPAC names of the following ketones and aldehydes. Wherever possible, give also common names. (i) CH3CO(CH2)4CH3 (ii) CH3CH2CHBrCH2CH(CH3)CHO (iii) CH3(CH2)5CHO (iv) Ph-CH=CH-CHO CHO (v) (vi) PhCOPh
8.17 — Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products
Chemistry Class 12 · Chapter 8
8.17 Complete each synthesis by giving missing starting material, reagent or products
📋 Question Details
- Chapter
- Aldehydes Ketones Carboxylic Acids
- Topic
- Tautomerism
- Year
- 2011
- Shift
- Unknown
- Q Number
- Q45
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 12: Aldehydes Ketones Carboxylic Acids
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