Periodic Table Structure and Elements CFU

Front

The elements that follow the staircase on the periodic table are called ...

Back

Metalloids

Front

Valence electrons are ...

Back

The electrons in the outermost energy level

Front

The elements on the right side of the periodic table are called ...

Back

Nonmetals

Front

Which element is in period 3 and group 14?

Back

Silicon

Front

Which element is in period 1 and group 18?

Back

Helium

Front

What are the horizontal rows in the periodic table called?

Back

Periods

Front

What are the vertical columns in the periodic table called?

Back

Groups / Families

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What do elements in the same group have in common?

Back

They have similar chemical properties and the same number of valence electrons.

Front

What are alkali metals?

Back

Elements in group 1 of the periodic table, known for being highly reactive.