| 22nd October 2016 06:56 PM | |
| shikha | Re: CSIR-UGC NET Solution (Chemical Sciences) The CSIR was hold the Joint CSIR-UGC Test on 19th June 2016 for determining the eligibility of the Indian National candidates for the award of Junior Research Fellowships (JRF) NET and for determining eligibility for appointment of Lecturers (NET) in certain subject areas falling under the faculty of Science & Technology. CSIR-UGC NET Exam for Science stream is conducted by CSIR in the following areas: - Chemical Sciences Earth Sciences Life Sciences Mathematical Sciences Physical Sciences Engineering Sciences UGC NET solutions: .jpg) Here I’m attaching PDF of questions for Chemical science of CSIR-UGC NET Solution: CSIRUGC NET questions: PART B 21. [CoCl4]2- shows a deep blue colour because of 1. metal to ligand charge transfer transition 2. ligand to metal charge transfer transition 3. spin allowed and Laporte forbidden d-d transition 4. spin allowed and Laporte allowed d-d transition 22. The violet colour of iodine vapour is due to 1. n-* transition 2. -* transition 3. n-* transition 4. *-* transition 23. Choose the correct statement among the following 1. diamond has lower thermal and electrical conductivities compared to graphite 2. diamond has similar thermal and electrical conductivities compared to graphite 3. diamond has higher thermal conductivity but lower electrical conductivity compared to graphite 4. diamond has the same thermal but lower electrical conductivity compared to graphite 24. Which of the following is a nido-borane? 1. B4H10 2. B5H9 3. [B6H6]2- 4. B5H11 25. The oxidation number of sulphur in dithionite [S2O4]2- and dithionate [S2O6]2- are, respectively, 1. +3 and +4 2. +3 and +5 3. +4 and +5 4. +4 and +6 26. Among the three types of orbitals p, d, and f, 1. both p and f orbitals have centre of symmetry 2. both p and d orbitals have centre of symmetry 3. only d orbitals have centre of symmetry 4. f orbitals alone have centre of symmetry 27. The absorbance of solution having 20% transmittance is 1. 0.301 2. 0.699 3. 1.301 4. 1.699 28. The active site of enzyme nitrogenase contains 1. Mo 2. Mn 3. Fe 4. Cu 29. Which one of the following is a free radical: 1. CO 2. CN– 3. NO 4. CS 30. Choose the 16 e–complex from the following: 1. Ni(CO)4 2. Rh(PPh3)3Cl 3. Fe(CO)5 4. (6-C6H6)2Cr 31. The species having metal-metal bond is: 1. Mn2(CO)10 2. Al2(CH3)6 3. V2(O)12 4. Al2(OPri)12 32. Choose the INCORRECT statement from the following 1. Fluorine has higher electronegativity than chlorine 2. Fluorine molecule (F2) has lower bond energy than chlorine molecule (Cl2) 3. Fluorine has higher electron affinity than chlorine 4. Fluorine has a lesser tendency to form cation than chlorine 33. The only molecule having bridging oxygen is 1. Phosphorus trioxide 2. Phosphorus pentaoxide 3. Cyclic tetraphosphate 4. Pyrophosphate 34. The coordination number of phosphorus in is 1. 2 2. 4 3. 5 4. 6 35. Using phenolphthalein as the indicator, which of the following titration is possible: 1. acetic acid with pyridine 2. oxalic acid with sodium hydroxide 3. hydrochloric acid with aniline 4. sulphuric acid with aqueous ammonia 36. Which of the following species is ESR-active? 1. VOSO4 2. K2Cr2O7 3. KMnO4 4. [Co(NH3)6]Cl3 37. Ozone (O3) absorbs UV radiation in the atmosphere and is decomposed mainly into 1. O2, O 2. O2-, O2+ 3. O22-, O+ 4. atomic oxygen 38. Large derivation from Trouton's rule is observed for systems which are 1. having more ordered structure 2. having more disordered structure 3. having low melting points 4. having low boiling points |
| 22nd October 2016 06:25 PM | |
| Unregistered | CSIR-UGC NET Solution (Chemical Sciences) Hello sir, I’m preparing for CSIT UGC NET exam. I want a book for Chemical science of CSIR-UGC NET Solution? |
