periodic table

Front

What does the symbol 'C' represent in the periodic table?

Back

Chemical symbol

Front

What type of elements are dull, brittle solids and gases, insulators, and poor conductors of heat and electricity?

Back

Nonmetals

Front

What are the vertical columns in the Periodic Table called?

Back

Groups

Front

In which group is Sodium (Na) found?

Back

Group 1

Front

How are the elements arranged on the periodic table today?

Back

By atomic number

Front

What is the term for the horizontal rows in the periodic table?

Back

Periods

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals.

Front

What is the significance of the atomic mass of an element?

Back

It represents the average mass of an element's isotopes.

Front

What is a noble gas?

Back

An element in group 18 of the periodic table, known for being inert and having a full valence shell.