An image of Tin - element of the periodic table on metal steel block
Chemistry

How Are Napoleon’s Defeat and the Element Tin Related?

August 13, 2022

Tin’s physical properties change based on the temperature it is exposed to. Metallic white tin changes to brittle gray tin, as it did when winter arrived in Russia during Napoleon’s invasion. It caused the buttons on their uniforms and tin cooking utensils to crumble into dust. […]

P block elements on the periodic table.
Chemistry

Gallium and Aluminum: The P-block Metals

August 9, 2022

The p-block elements make a kind of ‘staircase’ shape on the table. These elements are much more metallic than nonmetallic. And yet, they also have aspects of covalent, nonmetallic character. […]

Lab jars and beakers made of glass
Chemistry

Metalloids: Uses in Everyday Life

July 25, 2022

The metalloids are used in various things. While boron is used as rocket fuel, as nutrient for plants, and in strong glass products, germanium was used to develop the first transistor. […]

Painting of Sir Humphry Davy
Chemistry

Sir Humphry Davy and the Metalloid Silicon

July 24, 2022

While Sir Humphry Davy’s method failed, Jons Jacob Berzelius succeeded in isolating Silicon, an element that had characteristics of both metals and nonmetals. It was in-between a conductor and insulator—it was a semiconductor. […]

cloud periodic table
Chemistry

Nonmetals: Biological Role in Human Health

July 23, 2022

The polyatomic nonmetals can be found in abundance in the human body. Right from treating fungal infections to providing energy to the body, these nonmetals have a vital biological role to play. […]

periodic table nonmetal elements
Chemistry

Properties of Polyatomic Nonmetals

July 22, 2022

The p-block of the periodic table has nonmetals that have multiple allotropes and compounds. Carbon, sulfur, phosphorus, and selenium are widely used in technology owing to their tendency to form large, complex molecules. […]

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