https://padlet.com/300814/hzsynqxmtkp4 Made with a wink and a smile en-us 2017-04-25 19:17:45 UTC 2023-03-28 09:02:36 UTC hello@padlet.com 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168218823 Helium is the second most abundant element in the universe after hydrogen]]> 2017-04-25 19:29:08 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168218823 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168480316 Gold is usually alloyed in jewellery to give it more strength, and the term carat describes the amount of gold present (24 carats is pure gold).]]> 2017-04-26 19:09:57 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168480316 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168481767  The chemical behaviour of actinium is similar to that of the rare earths, particularly lanthanum. It is found naturally in uranium ores and actinium is 150 times more radioactive than radium.]]> 2017-04-26 19:15:35 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168481767 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168483291 Zirconium is a greyish-white lustrous meta]]> 2017-04-26 19:21:31 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168483291 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168484286 Manganese metal is gray-white, resembling iron, but is harder and very brittle. The metal is reactive chemically, and decomposes cold water slowly.]]> 2017-04-26 19:25:08 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168484286 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168485630 Argon is a colourless and odourless gas present to a very small extent in the atmosphere. Argon is very inert (indeed it is referred to as one of the noble gases) and is not known to form true chemical compounds]]> 2017-04-26 19:30:41 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168485630 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168486489 Pure tungsten is a steel-gray to tin-white metal. Tungsten has the highest melting point and lowest vapour pressure of all metals, and at temperatures ]]> 2017-04-26 19:33:48 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168486489 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168486809 Barium is a metallic element, soft, and when pure is silvery white like lead]]> 2017-04-26 19:35:19 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168486809 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168487175 Carbon is a Group 14 element and is distributed very widely in nature. It is found in abundance in the sun, stars, comets, and atmospheres of most planets. ]]> 2017-04-26 19:36:53 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168487175 300814 https://padlet.com/300814/hzsynqxmtkp4/wish/168487435 Boron is a Group 13 element that has properties which are borderline between metals and non-metals (semimetallic).]]> 2017-04-26 19:38:11 UTC https://padlet.com/300814/hzsynqxmtkp4/wish/168487435