GSHSEB 12th Chemistry Question Paper March 2007 Free Download

GSHSEB 12th Chemistry Question Paper March 2007 Free Download

GSHSEB Class 12th Chemistry Question Paper March 2007, GSHSEB Delhi Class 12th (XII) March 2007 Chemistry Question Paper GSHSEB Class XII Chemistry Question Paper March 2007 outside Delhi Students Free Download GSHSEB 12th  – XII Chemistry Question Paper for Foreign Students with Answers and Solution March 2007 GSHSEB Board Exam Papers for Class 12 (XII) std GSHSEB March 2007 Chemistry Question Bank with Full Details.


Time : 3 Hours

Maximum Marks : 100

1. The number of Na ions filling all octahedral voids in NaCl structure are:
(A) 6
(B) 12
(C) 13
(D) 14

2. What is the normality of 1 M KMnO4 solution?  
(A) 0.1N
(B) 2N
(C) 0.5N
(D) 5N

3. ZSM-5 converts
(A) Benzene to Toluene (B) Alcohol to Petrol.
(C) Toluene to Benzene (D) Heptane to Toluene

4. What is responsible for the stability of +3 oxidation state in inner
transition elements?
(A) Ionization energy.
(B) Hydration energy
(C) Ionization energy and Hydration energy
(D) Electronic configuration.

5. Dimethylterephthalate and ethylene glycol react to form……..
(A) Nylon 6 (B) Nylon 66
(C) Decron (D) Neoprene

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