Sulfur among the chalcogens

Sulfur is an element of the 6th main group in the PSE: Oxygen O, Sulfur S, Selenium Se, Tellurium Te, Polonium Po The elements in this group are all non-metals and are important ore formers (with the exception of radioactive polonium). The 6th group in the PSE is therefore called “chalcogens”, from the Greek chalkos,… Continue reading Sulfur among the chalcogens

Safety in a home chemistry Lab

I guess everyone remembers the Youtuber “CrazyRussianHacker” with his famous catchphrase “Safety is number one priority”. While most of his experiments where harmless, this phrase is still something to remember. Your health is the most important thing after all – so be prepared! Before buying equipment.. ..inform yourself about your next experiment! Know what you… Continue reading Safety in a home chemistry Lab

How to start a chemistry lab at home

Soo this was ethanol, right? Or maybe methanol…?

Are you tired of seeing awesome chemistry experiments online and do you want to finally do experiments on your own? – This post will lead you through the world of home chemistry and show you where to begin. Before we start, let me tell you this: Your health is more important than anything else. Always… Continue reading How to start a chemistry lab at home

Chrome Alum Crystal

Chrome alum or chromium alum is a safe salt that produces dark, purplish crystals. Key Takeaways An alum is a type of chemical compound with the general formula XAl(SO4)2·12H2O, where X is a monovalent cation such as potassium or ammonium Alum crystals form octahedral shapes in their purest form Mixed Chrome Alum crystals consist of potassium alum (KAl(SO4)2·12H2O) mixed with chrome alum (KCr(SO4)2·12H2O)… Continue reading Chrome Alum Crystal