Coffin -Reading and Development of the Periodic Table

Front

What decreases as you move from left (such as Potassium) to right (such as Krypton) along a period on the Periodic Table?

Back

Diameter of Electron Cloud

Front

What are the vertical (up and down) columns in the periodic table called?

Back

Groups

Front

What two properties is the periodic table arranged into rows and columns according to?

Back

Physical and Chemical properties

Front

What are the horizontal (left to right) rows on the periodic table known as?

Back

Periods

Front

Which of the following is not a noble gas: Helium, Neon, Argon, I?

Back

I

Front

What is the significance of groups in the periodic table?

Back

Elements in the same group have similar chemical properties.

Front

How does atomic radius change across a period from left to right?

Back

Atomic radius decreases as you move from left to right across a period.

Front

What is the general trend of electronegativity as you move across a period?

Back

Electronegativity increases as you move from left to right across a period.

Front

What is the definition of a noble gas?

Back

Noble gases are elements in Group 18 of the periodic table that are characterized by their lack of reactivity due to having a full valence shell.

Front

What is the relationship between the number of valence electrons and the group number for main group elements?

Back

The group number indicates the number of valence electrons for main group elements.