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CBSE Guess > Papers > Question Papers > Class XII > 2004 > Chemistry > Delhi Set-II CHEMISTRY (Set II—Delhi) Except for the following questions, all the remaining questions have been asked in Set I. Q. 9. I dentify and indicate the presence of chirality, if any, in the following molecul-es. How many stereoisomers are possible for those containing chiral centres? Q. 17. Complete the following nuclear reactions: 3 (ii) (iii) (Note: Put 'X' for the symbol of element where name of the element is not known) Q. 19. (a) Give the IUPAC name of [Pt CI (NH2CH3 ) (NH3 )2 ] CI. Q. 20. Describe the following with suitable examples: 3 Q. 25. (a) How would you account for the following: Q. 27. (a) What is mutarotation? Explain occurrence of mutarotation in D-glucose. Or How does DNA replicate? Describe the mechanism of replication. How is the process responsible for preservation of heredity?
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