Periodic Table and Trends

Front

What is electronegativity?

Back

The ability of an atom to attract/accept electrons.

Front

What is ionization energy?

Back

The amount of energy required to remove an electron from an atom.

Front

Which of the following is not a noble gas? Helium, Radon, Iodine, Krypton?

Back

Iodine.

Front

In which period is Sodium (Na) found?

Back

Period 3.

Front

What are the horizontal rows in the Periodic Table called?

Back

Periods.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a group in the Periodic Table?

Back

A vertical column of elements with similar chemical properties.

Front

What is the trend of electronegativity across a period?

Back

Electronegativity increases from left to right across a period.

Front

What is the trend of ionization energy down a group?

Back

Ionization energy decreases as you move down a group.

Front

What are alkali metals?

Back

Elements in Group 1 of the Periodic Table, highly reactive and have one electron in their outer shell.