Class 12 chemistry chapter 7 element of group 16 17 18 notes

Описание: ~this chapter contains 5 to 8 marks
~comment for its concept map.

in this video I am share notes for preparing boats exam. I am also preparing in this notes for board exam.

this notes is easy to learn easy to understand their language is so easy 🗒️.

thank you 👍🏻