Cations are ions that are positively charged. Anions are ions that are negatively charged. Ions are charged atoms or molecules. If a balanced atom loses one or more electrons, it will become a ...

Chlorine is more reactive than the iodine in potassium iodide solution: When a Group 7 element reacts, it gains one electron to form a negative ion with a stable electronic configuration – a full ...

They must be stored under oil to prevent them reacting with the air or water vapour. All Group 1 elements react with water to produce a metal hydroxide and hydrogen. This is the equation for the ...

A heartbreaking behind-the-scenes clip from 'Stranger Things' season 5 has resurfaced online. It captures Mike and Eleven's final exchange in raw table read form. Fans call it the most gut-wrenching ...

A fun, interactive periodic table that answers the important question: "Can I lick it?" Each element is color-coded based on how safe (or dangerous) it would be to lick it, with humorous tooltips ...

They can name the stars of 18th-century operas, but not the starting quarterback for the Buffalo Bills. It comes up again and ...