Thursday 25 December 2014

sample paper of chemistry for 12 class cbse part 1

                                                              SAMPLE PAPER
1-Define Activation energy?
2-why transitional element show catalytic property?
3-what do you mean by denaturation of protein?
4-what are fat soluble and water souluble vitamins?
5-what is tranquilizer and analgesis?
6-what are flux?
7-write first law of faradays?
8-why enzymes are specific in nature?

No comments: