Answer:
It shows no regular pattern
Step-by-step explanation:
Physical properties of an element are those we can observe and feel with our senses. Also, the use special equipment can enhance our perception of these properties. 
- The same physical property can be shared different number elements. 
- On the periodic table, all the elements in group 1 and 2 are metals. 
- This is not very useful for scientists whose emphasis is to distinguish one atom from the other. 
- Therefore, physical properties are highly limited in the organization of the periodic table.