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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 15 of 21 · Chemistry (Science, Grade 12)

Nitro Compounds

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

The nitro group on an alkane and on a ring: the tautomerism that explains the nitrous acid tests, reduction that changes product with the medium, and why nitrobenzene sends the next group meta.

Topics

What the syllabus defines for this chapter

1Nomenclature and classification of nitroalkanes
2Preparation of nitroalkanes and their physical properties
3Tautomerism in nitroalkanes
4Reduction of nitroalkanes in acidic, neutral and alkaline media
5Action of nitrous acid: nitrolic acid and pseudonitrol as tests
6Nitrobenzene: preparation and physical properties
7Reduction of nitrobenzene in different media
8Why nitrobenzene undergoes electrophilic substitution at the meta position