Trend of Atomic Size and Atomic Radius Hindi/Urdu Chemistry Crash Course #165 Download Notes: http://smartstudyedu.blogspot.com/p/notes.html - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Hello Everyone! Welcome to our channel Smart Study Education. Here You will Learn Lectures for many subjects of your academic / non academic courses including English, Chemistry, Biology, Physics, Mathematics etc for classes of school, college or university and many more. These Lectures will help you to gain knowledge whether you are a Student or Teacher or Learner. All Lectures will help you throughout your life. Find us on social Networks: Facebook : https://www.facebook.com/Smart-Study-Education-160845007843260 Twitter : https://www.twitter.com/smartstudyedu Google + : https://plus.google.com/116903287599774402171 Website/Blog : http://smartstudyedu.blogspot.com/ Subscribe Our Channel For More Videos: https://www.youtube.com/channel/UCjivnJETneyRvJI0vAHEDWQ Like , Comment and Share video with your friends and relatives to support us. Thanks for Watching