Question

what is atom and feature of atom and how many substance in periodic table

Answer 1

atom is a smallest thing....or you can say smaller than a particle..

every thing in this world is made up of tiny atoms

1.atom is neutrally charged
2.atom is divisible
3.atom gets electrically charged when a charged object is bought near it

there are total of 118 elements in the periodic table which consists of 94 natural and 24 man made ones






hope it helps