2nd PUC science chemistry papers

Guys, can you provide me the 2nd PUC science chemistry papers???

Yes sure, here I am uploading a pdf file having the 2nd PUC science chemistry papers. You can use this question paper in your studies. It will give you basic idea about the paper pattern. I have taken following questions from the attachment:

11. Give two differences between Schottky and Frenkel defects in ionic solids.
12. Name the gases liberated at anode and cathode respectively when an aqueous
solution of sodium chloride is electrolysed.
13. Given 2NO(g) + O2 (g) ¾¾® 2NO2(g) ; rate = k[NO]2 [O2]1. By how many times
does the rate of the reaction change when the volume of the reaction vessel is
reduced to 1/3rd of its original volume? Will there be any change in the order of
the reaction?
14. Give reasons: i) actinoids show variable oxidation states
ii) Zr and Hf have almost identical radii
15. What is Lucas reagent? Between primary and tertiary alcohols, which one of
these will react faster with Lucas reagent?
16. A carboxylic acid is treated with alcohol in presence of conc. H2SO4. Name the
reaction. Give its general equation.
17. What are food preservatives? Give an example.
18. Name any two types of synthetic detergents.

Remaining questions are in the attachment, please click on it…….

Attached Files Available for Download

2nd PUC science chemistry paper.pdf (402.3 KB, 24 views)

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Answered By StudyChaCha Member

Will you please provide the question paper of Karnataka 2nd PUC chemistry Exam ?

Here I am providing the information regarding the Karnataka 2nd PUC chemistry Exam Question Paper for your idea .

Time Allowed: 3 hrs and 15 minutes

Maximum Marks :70 marks

For the question paper , here is the attachment

Attached Files Available for Download

Karnataka 2nd PUC chemistry exam paper.pdf (727.7 KB, 54 views)

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Answered By StudyChaCha Member