Download Model question papers & previous years question papers

Posted Date: 13 Sep 2008      Posted By:: Shafi Ahamed    Member Level: Gold  Points: 5 (Rs. 1)

2007 Tamil Nadu State QUARTERLY EXAMINATION Question paper



Course: Plus II   University/board: Tamil Nadu State





CHEMISTRY
UNIT TEST-I,II Marks:50
SARASWATHI MATRIC HIGHER SECONDARY EXAM STD:XII
-----------------------------------------------------------------------------------------------------------------------------------------

I. ANSWER THE FOLLOWING: 2 * 10= 20

1. Define Bond Order.
2. Define Ionisation energy.
3. Calculate the effective nuclear charge of Na atom.
4. Find out the hybridization of the following.
i )SO42- ii)H2O iii)BF3

5. State Heisenberg uncertainty principle.
6. Write intramolecular H-bonding with example.
7. Draw the shapes of p and d orbitals?
8. Explain about negative electron energy.
9. Why Be has more ionization energy Boron?
10. Write any three uses of H-bonding?

II. ANSWER ANY THREE OF THE FOLLOWING: 3 * 5= 15

11. Derive De-Broglie’s Equation?
12. Discuss about the formation of N2 molecule by M.O.T.
13. What are the factors affecting ionization energy?
14. Describe shapes of s,p,d,f orbitals .

III. ANSWER ALL THE QUESTIONS: 2 * 10=20

15. i) Explain the wave nature of electron and negative electron energy for H-atom.
ii) Explain Molecular Orbital Theory.

16. i) How will you calculate atomic radii from covalent radius.
ii) Explain Pauling method to determine ionic radii.

----------------------------------------------BEST OF LUCK------------------------------------------------------------





Return to question paper search

Next Question Paper: subsidary maths-1

Previous Question Paper: ELECTRICAL INSTRUMENT AND MEASUREMENTS

Related Question Papers:


  • Previous Examination: Mathematics-Paper-V


  • Previous Examination: Mathematics-Paper-IV


  • Previous Examination: Mathematics: Paper-III


  • Previous Examination: Mathematics-Paper-II


  • Previous Examination: Mathematica: Paper I


  • Categories


    Submit Previous Years University Question Papers and make money from adsense revenue sharing program

    Are you preparing for a university examination? Download model question papers and practise before you write the exam.


    Complete the action items below to enter to win an iPad Mini from India Study Channel! in India Study Channel - Locker on LockerDome
    Awards & Gifts
    Active Members
    TodayLast 7 Daysmore...

     
    ISC Technologies, Kochi - India. © All Rights Reserved.

    
    
    
    

    Click the "Follow" button above to follow Tony John