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GyanMul Prep · NEB +2 · Science · Grade 12

Chemistry (Science, Grade 12)

Everything on these tabs is Chemistry (Science, Grade 12) only, within NEB +2 Science · Grade 12.

Science · Grade 12 subjects

GyanMul Prep · NEB +2 · Science · Grade 12

Chemistry (Science, Grade 12)

Everything on these tabs is Chemistry (Science, Grade 12) only, within NEB +2 Science · Grade 12.

Science · Grade 12 subjects

Chapter 10 of 21 · Chemistry (Science, Grade 12)

Alcohols

8 topics
Board exam — Organic chemistry, 33 marks across 10 chapters

The hydroxyl group on a saturated carbon: four ways to make one, the tests that tell primary from secondary from tertiary, and the oxidation, dehydration and esterification that follow.

Topics

What the syllabus defines for this chapter

1Nomenclature and classification; primary, secondary and tertiary alcohols
2Preparation from haloalkanes, alkenes, aldehydes and ketones, and Grignard reagents
3Physical properties; hydrogen bonding and its consequences
4Reactions with sodium, hydrogen halides, phosphorus halides and thionyl chloride
5Oxidation of primary, secondary and tertiary alcohols
6Dehydration to alkenes and ethers
7Esterification; the iodoform test
8Distinguishing the three classes: Lucas test and Victor Meyer's method