Question

 1.-Discover the first sub - atomic particle ... the electron? 

2.- The electrons move around the nucleus , as do the planets around the sun

3.- If an electron absorbs energy can move to another orbit farther from the nucleus .

4.- Atoms are indivisible and differ in shape size , order and position

5.- Model based on the quantum numbers

6.- Explain the electrical nature of matter, why bodies attract or repel.

7.- Atom that is constituted by a central core having positive charges (protons)

*************choose an option for each question***********************

a) Quantum- Mechanical Model b) Dalton c) Thompson d) Bohr e) Rutherford

f) Lyman g) Democritus