Front

Which periodic group has the smallest atomic radius?

Back

Noble Gases

Front

Definition of ionization energy is

Back

The energy required to remove an electron

Front

As you move across the periodic table atoms tend to get smaller because, ______________.

Back

the atoms have more protons.

Front

The atoms along the staircase are called

Back

metalloids

Front

Select the element Alkali Earth Metal found in Period 4

Back

Calcium

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What trend is observed in electronegativity across a period?

Back

Electronegativity increases across a period.

Front

What are the main characteristics of alkali metals?

Back

They are highly reactive, have one electron in their outer shell, and are soft.

Front

What is the significance of the staircase line on the periodic table?

Back

It separates metals from nonmetals and indicates metalloids.

Front

What happens to atomic size as you move down a group in the periodic table?

Back

Atomic size increases as you move down a group.