I need the syllabus of science for class tenth(CBSE). Please tell me the topics that have been removed. And also pleas give me the list of the experiments for multiple choise question paper on 28th.
2007-03-17 08:46:54 · 3 answers · asked by RODGER 1 in Education & Reference ➔ Primary & Secondary Education
(only for science)
Deleted Topics
UNIT 1: chemical reactions...
pH: only qualitative analysis (no numericals)
unit 2...
derivation of mirror & lens formulae
microscope/telescope [NOTE: simple microscope is there, compound is not]
numericals on faraday's laws
dry cells, electrochemical cells
electric motor and DC generator
non-renewable sources: fossil fuels conditions of combustion, good fuel, efficient use of fules [TIP: technically, everything after biogas plants]
Unit 4...
everything on hydrogen
polymers, soaps, detergents [or, everything after ethanoic acid is deleted]
unit 6...
solar system, planets, asteroids, comets, meteors, earth evolution and structure, stars & contellations
List of Expt.s
1. find pH of: dil. HCl, NaOH, Ch3COOH, h2o, na2co3 solution, lemon juice
2. study properties of Hcl and naoh with: litmus, zinc, na2co3
3. focal length of convex lens and concave mirror (image of distant object)
4. glass slab: refraction
5. ohm's law
6. resistors in series
7. " in parallel
8. prepare slide for stomata
9. light necessary for photosynthesis
10.co2 given out during respiration
11. (a) binary fission in amoeba; (b) budding in yeast by using permanent slides
12. % of water absorbed by raisins
13. prepare So2 and study its (a) odour; (b)solubility in water; (c) litmus test; (d)action on acidified potassium dichromate K2Cr2O7
14. reactivity series with Zn, Al, Fe, Cu and salts ZnSO4, feso4, cuso4, al2(so4)3. arrange in order of decreasing reactivity
15. study acetic acid CH3COOH: (a)odour; (b)solubility in water; (c)litmus; (d)with sodium bicarbonate NaHco3
Good luck!!
2007-03-18 04:00:08 · answer #1 · answered by sushobhan 6 · 0⤊ 0⤋
Open this link-
http://www.cbse.nic.in
go to syllabus,select class and then U will get science syllabus!!!
2007-03-21 06:29:58 · answer #2 · answered by ss k 3 · 0⤊ 0⤋
go to his link................
http://www.cbse.com
2007-03-25 09:55:45 · answer #3 · answered by Anonymous · 0⤊ 0⤋