Showing posts with label Science. Show all posts
Showing posts with label Science. Show all posts

Wednesday, 2 May 2018

Science

An element has only one type of atom. A compound is when 2 or more elements chemically combined.



Mg  + O2   → MgO
Magnesium + oxygen Magnesium oxide compound
Properties →silver solid  
Colourless gas →white solid (powder)