Groups and Periods

Front

What is a group in the periodic table?

Back

A group is a vertical column in the periodic table that contains elements with similar chemical properties and the same number of valence electrons.

Front

What is a period in the periodic table?

Back

A period is a horizontal row in the periodic table that indicates the number of electron shells an atom has.

Front

What are Halogens?

Back

Halogens are the elements found in Group 17 of the periodic table, known for being highly reactive nonmetals.

Front

What are Alkali Metals?

Back

Alkali Metals are the elements in Group 1 of the periodic table, characterized by having one electron in their outermost shell.

Front

What is the significance of electron shells?

Back

Electron shells determine the energy levels of electrons in an atom and influence the atom's reactivity and bonding.

Front

What element is in Group 2, Period 2?

Back

Beryllium (Be) is in Group 2, Period 2.

Front

What element is in Group 4, Period 5?

Back

Zirconium (Zr) is in Group 4, Period 5.

Front

What element is in Group 12, Period 4?

Back

Zinc (Zn) is in Group 12, Period 4.

Front

What element is in Halogen with 5 electron shells?

Back

Iodine (I) is in Halogen with 5 electron shells.

Front

How many electron shells does Sodium (Na) have?

Back

Sodium (Na) has 3 electron shells.