https://padlet.com/sanogojulia/x6po09ietdog Julie Trowers en-us 2017-11-28 17:17:30 UTC 2023-07-10 23:45:32 UTC hello@padlet.com sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211034549 smallest unit of matter]]> 2017-11-28 17:19:55 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211034549 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211035303 Cannot be broken down into any other simpler substance]]> 2017-11-28 17:21:13 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211035303 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211035407 2 or more elements chemically combined]]> 2017-11-28 17:21:27 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211035407 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211036308 a combination of two or more different kinds of matter keeping its own properties]]> 2017-11-28 17:22:53 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211036308 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211038122 2017-11-28 17:25:06 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211038122 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211038814  Atoms are made up of protons and neutrons. ]]> 2017-11-28 17:26:19 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211038814 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211041302 2017-11-28 17:30:15 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211041302 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211042596 2017-11-28 17:32:26 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211042596 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211042998 2017-11-28 17:33:05 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211042998 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211044584  Elements are formed in stages range from oxygen through to iron.]]> 2017-11-28 17:35:36 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211044584 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211049245 Atoms of different elements can join together in chemical reactions to form compounds. For example hydrogen and oxygen are elements. They react together to form water, a compound.]]> 2017-11-28 17:42:47 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211049245 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211049780 Mixing and combining different things ]]> 2017-11-28 17:43:30 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211049780 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211050323 the number of electrons is equal to the number of protons and it make atoms electrically neutral..]]> 2017-11-28 17:44:16 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211050323 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211053896 Their number of electrons and protons. Also each element is represented by a unique symbol. The notation for each element can be found on the periodic table of elements.]]> 2017-11-28 17:49:23 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211053896 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211054122 Metals often react with nonmetals to form ionic compounds. Their either positive and negative ions formed by adding or subtracting electrons from neutral atoms and molecules.

]]> 2017-11-28 17:49:46 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211054122 sanogojulia https://padlet.com/sanogojulia/x6po09ietdog/wish/211054466  a mixture can be separated by physical means because they have different physical properties (such as different melting points) and are not chemically bonded.]]> 2017-11-28 17:50:16 UTC https://padlet.com/sanogojulia/x6po09ietdog/wish/211054466