This lecture is about the trick to learn first 20 elements of the periodic table with atomic numbers and atomic masses using Bollywood ... ... <看更多>

Jul 21, 2020 - Here are the first 20 elements of the periodic table, their atomic numbers, and the element symbols. ... <看更多>

The first 20 elements with their Latin names :- 1) HYDROGEN Atomic number:1 Latin name: Hydrogenium 2) HELIUM Atomic number: 2... ... <看更多>