Periodicity

Front

What is the name of Group 1 elements?

Back

Alkali Metals

Front

Which element has the largest electronegativity in the halogens?

Back

F (Fluorine)

Front

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

Back

increases, decreases

Front

What is the oxidation number of the Halogen group and why?

Back

-1; The Halogen group will gain one electron, therefore have an oxidation number of -1.

Front

Where are the alkali metals located on the periodic table?

Back

Far left column

Front

What are the main characteristics of Alkali Metals?

Back

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

Front

What is the general trend of atomic radius in the periodic table?

Back

Atomic radius increases from top to bottom and decreases from left to right.

Front

What is the significance of the periodic law?

Back

The properties of elements are periodic functions of their atomic numbers.

Front

What are Halogens?

Back

Group 17 elements that are highly reactive nonmetals.

Front

What is the trend of ionization energy in the periodic table?

Back

Ionization energy increases from left to right and decreases from top to bottom.