Category: Elements

The Element Bromine Introduction to Bromine The element bromine is a dark red liquid with a noxious odor – one of the only two liquids

Intro to Lanthanides What are the lanthanides, aka rare earth elements? The lanthanide series is a row of elements situated below the main block of

The Element Oxygen Introduction to Oxygen Oxygen is one of the most common elements on earth and in the universe. It has a wide range

What are the metalloids? Most elements fit relatively neatly into one of two categories: metals and nonmetals. Metalloids, however, can be classified as somewhere in-between.

What are the Noble Gases The noble gases are a group of six inert (nonreactive) gases on the far right side of the periodic table.

The Element Potassium Introduction to Potassium Potassium, represented with the symbol K, is one of the alkali metals. This element is soft and has a

The Element Iron Introduction to Iron The element iron is a ductile, silver-gray metal that is very reactive with the air around us. It has

What are the Alkaline Earth Metals The alkaline earth metals are the elements in the second group of the periodic table, starting with beryllium and

What are the Alkali Metals? The word “alkali” comes from Arabic, meaning “ashes of the saltwort”. In chemistry, it refers to a base that can

What are the Transition Metals? When most of us think of “metals”, we are probably thinking of a transition metal. But what is a transition

What are the Halogens The halogens, aka halogen family, are a group of reactive elements in group 17 of the periodic table, to the right

The Element Sodium Introduction to Sodium The element sodium is a soft, flammable, silvery-white metal. Sodium, named after the English word ‘soda’, has compounds which

The Element Gold Introduction to Gold The element gold is a well-known transition metal with atomic number 79. It has malleable, conductive, and ductile metal

properties, compounds and history of the element cobalt

The Element Neon Introduction to Neon The element neon, symbol Ne, is a noble gas that is colorless and odorless under standard conditions. In the

The Element Copper Introduction to the Element Copper The element copper is a metal element that belongs to Group 11 on the periodic table. It

The Element Barium The element barium is a soft, ductile, and silvery-white metal classified as an alkaline-earth metal on the periodic table. Barium’s compounds are

Introduction to Tin The element Tin, located in Group 14 on the Periodic Table, falls into the post-transition metal category. We typically encounter this metal

Introduction to Phosphorus The element phosphorus, situated just below nitrogen in Group 15 of the Periodic Table, is a highly reactive non-metal. As such, it

The Element Carbon Found in many forms, the element carbon is one of the most common elements in the universe. It is also one of