{"id":13929,"date":"2017-11-06T00:00:00","date_gmt":"2017-11-06T00:00:00","guid":{"rendered":"http:\/\/abingdon.prod.twkmedia.eu\/prep\/2017\/11\/06\/year-7-fireworks-flame-testing\/"},"modified":"2019-10-30T12:09:38","modified_gmt":"2019-10-30T12:09:38","slug":"year-7-fireworks-flame-testing","status":"publish","type":"post","link":"https:\/\/www.abingdon.org.uk\/prep\/year-7-fireworks-flame-testing\/","title":{"rendered":"Year 7 Fireworks Flame Testing"},"content":{"rendered":"<h3>6 November 2017<\/h3>\n<p>Every year in their lessons before 5 November, we do fun practicals,&nbsp;flame-testing some of the metal salt chemicals that go into fireworks. You get different reds from calcium, strontium and lithium; greens from copper, purples from potassium and orange from sodium. Claire also demonstrated the fizz you get from iron filings, the white you get from magnesium and the &#39;dragon&#39;s breath&#39; (where you spray a salt solution over the flame). On our fireworks night, you could hear some of the boys in the crowd shouting which metals they were seeing in the display!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>6 November 2017 Every year in their lessons before 5 November, we do fun practicals,&nbsp;flame-testing some of the metal salt chemicals that&#8230;<\/p>\n","protected":false},"author":1,"featured_media":13930,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[67,60],"tags":[],"class_list":["post-13929","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-academic-news","category-news-categories"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Year 7 Fireworks Flame Testing - Abingdon Prep School<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.abingdon.org.uk\/prep\/year-7-fireworks-flame-testing\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Year 7 Fireworks Flame Testing - 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