Class 12 Science Notes
All Class 12 Science (NEB) subjects — chapter-wise notes, question banks, past papers & solutions.
Physics
Phy. 102Chapters: 25
Nepali
Nep. 002Chapters: 13
Chemistry
Che.302Chapters: 21
Mathematics
Mat. 402Chapters: 19
English
Eng. 004Chapters: 40
Biology
Bio. 302Chapters: 28
Computer Science
Com. 232Chapters: 7
About Class 12 Science
Class 12 science is the final year of the +2 science stream under NEB (National Examinations Board). Alongside compulsory English and Nepali, science students study Physics, Chemistry, and either Biology or Mathematics, with Computer Science offered as an optional subject at many colleges — the major subjects carry 100 marks split between theory and practical.
Here you’ll find complete Class 12 science notes for the current NEB syllabus: chapter-wise notes for every subject, solved chapter-wise questions, and question banks from past NEB board exams. Pick a subject above to open its chapters, or jump straight to its question bank before exams.
Class 12 Science Subjects, Codes & Marks
| Subject | Code | Full Marks | Chapters | Questions |
|---|---|---|---|---|
| Physics Notes | Phy. 102 | 100 | 25 | Question Bank |
| Nepali Notes | Nep. 002 | — | 13 | Question Bank |
| Chemistry Notes | Che.302 | 100 | 21 | Question Bank |
| Mathematics Notes | Mat. 402 | 100 | 19 | Question Bank |
| English Notes | Eng. 004 | 100 | 40 | Question Bank |
| Biology Notes | Bio. 302 | 100 | 28 | Question Bank |
| Computer Science Notes | Com. 232 | 100 | 7 | Question Bank |