Figure 1: Br/Cl and I/Cl for chondrites and planetary materials. Figure 3: CI-chondrite and Mg-normalized BSE abundances as a function of 50% T C. The limited variation in the Br/Cl and I/Cl ratio of ...

The federal government has banned the sale of most incandescent light globes, but one kind is still available: halogen downlights. Unfortunately, they are still marching two-by-two throughout the ...

I was looking at the periodic table of the elements the other day, as one does, when my eye fell upon the right-hand side of the chart. Right next to the noble gases at the extreme edge of the table ...

How many halogens, that is volatile elements such as chlorine and fluorine, are present on the Moon and how they are distributed provides vital insights into the origin and evolution of our celestial ...

Electronics companies have experienced some chemical reactions in the past two decades. Many will recall the European RoHS Directive (Restriction of Hazardous Substances), which came into force in ...

When the alkali metals react with the different halogens (Group 7 of the periodic table), the group of compounds formed are known as the alkali metals halides. Due to the fact that there are a number ...

Sodium and chlorine react vigorously when heated, giving an orange flame and clouds of white sodium chloride.

LED headlights are all the rage in the auto industry these days and now are available on many lower-priced vehicles, though usually only on higher trim levels and often as optional equipment. Related: ...