{"id":47504,"date":"2024-07-03T16:54:48","date_gmt":"2024-07-03T16:54:48","guid":{"rendered":"https:\/\/www.oracletutoring.ca\/blog\/?p=47504"},"modified":"2024-07-03T16:54:48","modified_gmt":"2024-07-03T16:54:48","slug":"chemistry-persulfide","status":"publish","type":"post","link":"https:\/\/www.oracletutoring.ca\/blog\/chemistry-persulfide\/","title":{"rendered":"Chemistry: persulfide"},"content":{"rendered":"\n<h2>Self-tutoring about chemistry: the tutor mentions a species he hadn&#8217;t heard of.<\/h2>\n<p>\nIn <a href=\"https:\/\/www.oracletutoring.ca\/blog\/mining-is-there-a-connection-between-fools-gold-and-real-gold\/\">yesterday&#8217;s post<\/a> I mention pyrite, ie fool&#8217;s gold, ie FeS<sub>2<\/sub>. The persulfide ion, S<sub>2<\/sub><sup>2-<\/sup>, is the anion, while iron&#8217;s oxidation state is 2+. Hence, the written name of pyrite might also be iron(II)persulfide.<\/p>\n<p>\nThe persulfide structure can be related to peroxide: in fact, hydrogen peroxide is H<sub>2<\/sub>O<sub>2<\/sub> while hydrogen persulfide is H<sub>2<\/sub>S<sub>2<\/sub>.\n<\/p>\n\n<p>Source:<\/p>\n\n<p>\n<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0167732221001951\">sciencedirect.com<\/a><\/p>\n<p><a href=\"https:\/\/www.webmineral.com\/data\/Pyrite.shtml\">webmineral.com<\/a><\/p>\nJack of <a href=\"https:\/\/www.oracletutoring.ca\">Oracle Tutoring by Jack and Diane,<\/a> Campbell River, BC.\n","protected":false},"excerpt":{"rendered":"<p>Self-tutoring about chemistry: the tutor mentions a species he hadn&#8217;t heard of. In yesterday&#8217;s post I mention pyrite, ie fool&#8217;s gold, ie FeS2. The persulfide ion, S22-, is the anion, while iron&#8217;s oxidation state is 2+. Hence, the written name &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/www.oracletutoring.ca\/blog\/chemistry-persulfide\/\"> <span class=\"screen-reader-text\">Chemistry: persulfide<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[3225,3226,3224,3227],"class_list":["post-47504","post","type-post","status-publish","format-standard","hentry","category-chemistry","tag-peroxide","tag-persulfide","tag-persulphide","tag-s22"],"_links":{"self":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/47504","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/comments?post=47504"}],"version-history":[{"count":12,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/47504\/revisions"}],"predecessor-version":[{"id":47516,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/47504\/revisions\/47516"}],"wp:attachment":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/media?parent=47504"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/categories?post=47504"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/tags?post=47504"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}