Parmaanu

Ek parmaanu uu chhota chij hae jisse sab chij bane hae. Koi bhi chij kiske wajan rahe hae atom se banaa hae. Atom ke aur chhotaa hissa me rasaenik vigyan (Chemistry) se nai karaa jaae sake hae.

 References 

 Duusra websites 
 General information on atomic structure
 Atomic structure timeline 

Category:Chemistry
Category:Bhautik vigyan