{"id":255,"date":"2016-08-20T08:36:05","date_gmt":"2016-08-20T08:36:05","guid":{"rendered":"http:\/\/www.labnetwest.colourfi.com\/?p=255"},"modified":"2025-12-22T06:03:51","modified_gmt":"2025-12-21T22:03:51","slug":"ions-detection","status":"publish","type":"post","link":"https:\/\/ciderhousetest.com\/labnetwest26\/ions-detection\/","title":{"rendered":"Ions-detection:"},"content":{"rendered":"<p>This comes from Queensland Science 2, Working Scientifically, Detecting Ions, Experiment 1.5. The method is an alternative to the one in the book, which does not work:<br \/>\nEquipment:<br \/>\nFilter paper<br \/>\nPower pack<br \/>\nBathroom tile (eg 15x15cm) covered with aluminium foil<br \/>\nConnecting leads and crocodile clips<br \/>\n0.5M potassium iodide<br \/>\n0.5M sodium thiosulfate<br \/>\nstarch solution<br \/>\nphenolphthalein indicator.<br \/>\nSoak the filter paper in a mixture of 10ml potassium iodide, 5ml sodium thiosulfate, 5 drops starch solution, 3 drops phenolphthalein.<br \/>\nConnect 6V power pack, -ve to foil, +ve to filter paper. Draw on the filter paper with the nail.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This comes from Queensland Science 2, Working Scientifically, Detecting Ions, Experiment 1.5. The method is an alternative to the one in the book, which does not work: Equipment: Filter paper Power pack Bathroom tile (eg 15x15cm) covered with aluminium foil Connecting leads and crocodile clips 0.5M potassium iodide 0.5M sodium thiosulfate starch solution phenolphthalein indicator. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-255","post","type-post","status-publish","format-standard","hentry","category-experiments"],"_links":{"self":[{"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/posts\/255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/comments?post=255"}],"version-history":[{"count":0,"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/posts\/255\/revisions"}],"wp:attachment":[{"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/media?parent=255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/categories?post=255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ciderhousetest.com\/labnetwest26\/wp-json\/wp\/v2\/tags?post=255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}