CBSE Latest Sample Papers for Class 12th Chemistry

I am student of Central Board of secondary education of 12th class and I have need of its latest sample papers of Chemistry subject for take help in exam prepation so please tell me how I can get its PDF File from net and tell me also its download procedure

[Shaleen]

You are searching for CBSE class 12th Chemistry sample paper so here are some questions of sample paper:

Q. 1. Arrange the following types of interactions in correct order of their increasing strength :
Covalent, hydrogen bonding, Vander Waals, dipole dipole
Ans. Vander Waals < dipole dipole < hydrogen bonding < covalent.

Q. 2. Give reasons :
(a) Window glass of old building look milky.
b) Window glass of old building is thick at bottom

Ans. (a) Due to annealing over a number of years glass acquires some crystalline character.
(b) Glass is not a true solid. But a super-cooled liquid of high viscosity. It has the property to flow.

For complete sample paper please download pdf file which is free for you and attached just down under.

Can you provide me the previous year question paper of CBSE (Central Board of Secondary Education) for Class 12th Chemistry as I need it for the preparation?

[Raman Vij]

Below I am providing you some questions of from question paper of CBSE (Central Board of Secondary Education) for Class 12th Chemistry and attaching a PDF attachment which has detail information regarding this that you can down load for free:

Give the formula of a noble gas species which is isostructural with IBr2
What is the effect of synergic bonding interactions in a metal carbonyl complex?
PCl5 acts as an oxidizing agent. Justify.
Write the name of the product formed when benzenediazonium chloride solution is treated with potassium iodide.
Name the crystal defect which reduces the density of an ionic solid? What type of ionic substances show this defect?