The Periodic Table

Question 1

Who created the Periodic Table?

Answer 1

Dmitri Mendeleev.

Question 2

In what year was the Periodic Table created?

Answer 2

!869.

Question 3

What does the group in which an element is in tell you about the element itself?

Answer 3

The group number tells you how many electrons are in the element’s outer shell.

Question 4

What does the period in which an element is in tell you about the element itself?

Answer 4

The period number tells you how many electron shells the element has.