cpt-19 jee mains gseb (chem) held on 11-jan-15
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CPT-19 JEE Mains GSEB (Chem) Held on 11-Jan-15 IIT Ashram
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1COMMON PRACTICE TEST - 19XI-GSEBMAINS CHEMISTRY SOLUTION Date: 11/01/20151. (c)2. (d)3. (a)4. (b)5. (d)6. (a)7. (c)8. (b)9. (c)10. (a)11. (a)12. (a)13. (a)14. (a)15. (a)16. ( ) (reactants)s s products s 17. H is + ve, H is ve18. H is ve, H is ve19. ( ) (reactants)s s products s 20. HS
T
21. W = -2.303 nRT log 21
VV
22. ( ) (reactants)s s products s 23. Entropy should increase24. G ve 25. 2.303 log kG RT 26. G ve 27. (3) 2 (2) (1)G Eq Eq Eq 28. 2
1
ln PG nRTP
29. At equilibrium, G = 030. According to Hesss law,
1 2 3...........Q q q q
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