Question

20 question of periodic table​

Answer 1

Answer: periodic table is a table of chemical elements arranged in order of atomic numbers, usually in a row.

Explanation: 1)  what is a periodic table?

2)  how does the Bohr model relate to periodic table?

3)  HOW STRUCTURE OF ATOM'S  RELATED TO IT'S ATOMIC POSITIONS?

4) what is the structure of an atom and what makes whicheach elements different from others?

5) can u divide an element's atoms?

6) how can u find number of electron , protons, neurons in an elements?

7)  which particles has one unit of negative charge?

8)  which particles has one unit of positive charge?

9)  in the model of an atom what types of particles has no electric charge?

10) how periodic table is used in chemistry?

11) list color less gases  on the periodic table?

12) state modern periodic law?

13)