Atomic Structure and Periodic Table 2022

Front

What are the rows on the periodic table called?

Back

Periods

Front

What are the columns on the periodic table called?

Back

Groups (Families)

Front

What was unique about Mendeleev's periodic table?

Back

It predicted undiscovered elements.

Front

Which element has a lower ionization energy than Scandium (Sc)?

Back

Calcium (Ca)

Front

What type of elements are found on the left side of the zig zag line on the periodic table?

Back

Metals

Front

How does the atomic radius change across a period?

Back

It decreases from left to right.

Front

What is the definition of ionization energy?

Back

The energy required to remove an electron from an atom.

Front

What are metalloids?

Back

Elements that have properties of both metals and non-metals.

Front

What is the significance of noble gases in the periodic table?

Back

They are inert and do not readily react with other elements.

Front

What is the general trend of electronegativity across a period?

Back

It increases from left to right.