Why are there empty spaces in the rows on the periodic table?(1 point)

Question

Responses

So that elements with similar masses are right next to each other.
So that elements with similar masses are right next to each other.

Because the elements on the periodic table are arranged by order of discovery.
Because the elements on the periodic table are arranged by order of discovery.

Because elements of the same size are found in the same rows.
Because elements of the same size are found in the same rows.

So that elements with similar properties are aligned in the same column.

Answer 1

The correct response is: So that elements with similar properties are aligned in the same column.

The periodic table is organized by atomic number and groups elements with similar chemical properties into columns (groups), which is why there are empty spaces in certain places.