Remake of Wall for test by https://padlet.com/ws13806/g6mk29dvcpzp To get answers for the test en-us 2019-02-04 13:05:34 UTC 2019-02-04 13:08:34 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Prizecup.png Element ws13806 https://padlet.com/ws13806/g6mk29dvcpzp/wish/327266677 .
each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number, i.e. the number of protons in the nuclei of its atoms.
]]> 2019-02-04 13:05:34 UTC https://padlet.com/ws13806/g6mk29dvcpzp/wish/327266677 Atom ws13806 https://padlet.com/ws13806/g6mk29dvcpzp/wish/327266681 the smallest particle of a chemical element that can exist.]]> 2019-02-04 13:05:34 UTC https://padlet.com/ws13806/g6mk29dvcpzp/wish/327266681 What is formed when Gold,sulfurand oxygen? ws13806 https://padlet.com/ws13806/g6mk29dvcpzp/wish/327266683 It forms sulfide.]]> 2019-02-04 13:05:34 UTC https://padlet.com/ws13806/g6mk29dvcpzp/wish/327266683 What is a compound ws13806 https://padlet.com/ws13806/g6mk29dvcpzp/wish/327267532 a thing that is composed of two or more separate elements]]> 2019-02-04 13:07:46 UTC https://padlet.com/ws13806/g6mk29dvcpzp/wish/327267532