Periodic Table

Front

On the periodic table, the horizontal rows are called

Back

Periods

Front

Elements in group 16 are called

Back

Chalcogens

Front

On the periodic table, the vertical columns are called

Back

Groups

Front

Elements in group 1 are called

Back

Alkali Metals

Front

Who is credited with creating the first periodic table by arranging the elements by atomic number?

Back

Moseley

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are transition metals?

Back

Elements found in groups 3-12 of the periodic table, known for their ability to form various oxidation states.

Front

What are noble gases?

Back

Elements in group 18 of the periodic table, known for their lack of reactivity due to having a full valence shell.

Front

What is the significance of the periodic law?

Back

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

Front

What are alkali metals?

Back

Highly reactive metals found in group 1 of the periodic table.