CBSE Guess > Papers > Question Papers > Class XII > 2004 > Chemistry > Outside Delhi Set-II
CHEMISTRY (Set II—Outside Delhi)
Except for the following questions, all the remaining questions have been asked in Set I.
Q. 1. Which point defect lowers the density of a crystal? 1
Q. 2. Define mole fraction of a component in a solution. 1
Q. 6. Write structures of monomers used for getting (a) PVC and (b) PMMA. 2
Q. 7. Write the reactions with conditions for the following conversions: 2
(i) Methanal to Propan-1-ol (ii) Benzyl alcohol to Benzoic acid.
Q. 16. Explain the following terms: 3
(iii) Hardy-Sehuize rule
Explain the following terms giving an example in each case:
Q. 17. Complete the following nuclear reactions: 3
(Note: Where the element is not identified put the symbol 'X')
Q. 18. Explain the following observations:
(i) In aqueous solution the Kb order is
Et2NH > Et3N > EtNH2
(ii) Nucleophilic substitution of p-nitrochlorobenzene is easier than that of chlorobenzene.
(iii) Amines are more basic than comparable alcohols.
Q. 23. Describe the following with example in each case: 3
(i) Biliquid propellants
CBSE 2004 Question Papers Class XII