{"id":2653,"date":"2026-05-18T16:46:21","date_gmt":"2026-05-18T07:46:21","guid":{"rendered":"https:\/\/training.contentsda.kr\/?post_type=courses&#038;p=2653"},"modified":"2026-05-18T07:46:22","modified_gmt":"2026-05-18T07:46:22","slug":"flame-test-for-metal-ions","status":"publish","type":"courses","link":"https:\/\/training.contentsda.kr\/ko\/courses\/flame-test-for-metal-ions\/","title":{"rendered":"Flame Test for Metal Ions"},"content":{"rendered":"<p><strong>Objective:<\/strong> The aim of this experiment is to identify metal ions in a compound by observing the characteristic colors emitted when the sample is introduced to a flame. The metal ions to be tested are barium, copper, calcium, potassium, lithium, sodium, and strontium.<\/p>\n<p>&nbsp;<\/p>\n<ol>\n<li><strong>Barium (Ba) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Dip the cleaned loop into the barium chloride sample.<\/li>\n<li>Introduce the sample into the flame and observe the color emitted.<\/li>\n<li>Record your observations.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Copper (Cu) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Repeat the process with the copper chloride sample.<\/li>\n<li>Observe and record the flame color.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Calcium (Ca) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Continue the flame test with the calcium chloride sample.<\/li>\n<li>Observe and record the flame color.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Potassium (K) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Repeat the procedure with the potassium chloride sample.<\/li>\n<li>Observe and record the flame color.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Lithium (Li) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Conduct the flame test with the lithium chloride sample.<\/li>\n<li>Observe and record the flame color.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Sodium (Na) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Proceed with the sodium chloride sample for the flame test.<\/li>\n<li>Observe and record the flame color.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Strontium (Sr) Flame Test (10 minutes):<\/strong>\n<ul>\n<li>Conclude the experiment with the strontium chloride sample.<\/li>\n<li>Observe and record the flame color.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Safety Precautions:<\/strong>\n<ul>\n<li>Ensure proper ventilation during the experiment.<\/li>\n<li>Wear safety goggles to protect eyes from splashes and fumes.<\/li>\n<li>You&#8217;re lucky that we are doing this digitally \ud83d\ude42<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><strong>Conclusion:<\/strong> This flame test experiment allows students to observe and identify metal ions based on the characteristic colors emitted during the combustion process. The distinct flame colors for barium, copper, calcium, potassium, lithium, sodium, and strontium help reinforce the concept of unique spectral lines associated with specific elements.<\/p>","protected":false},"excerpt":{"rendered":"<p>Objective: The aim of this experiment is to identify metal ions in a compound by observing the characteristic colors emitted when the sample is introduced to a flame. The metal ions to be tested are barium, copper, calcium, potassium, lithium, sodium, and strontium. &nbsp; Barium (Ba) Flame Test (10 minutes): Dip the cleaned loop into [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3215,"template":"","course-category":[61,60],"course-tag":[],"class_list":["post-2653","courses","type-courses","status-publish","has-post-thumbnail","hentry","course-category-cardboard","course-category-webgl","pmpro-has-access"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/courses\/2653","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/courses"}],"about":[{"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/types\/courses"}],"author":[{"embeddable":true,"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":1,"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/courses\/2653\/revisions"}],"predecessor-version":[{"id":2655,"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/courses\/2653\/revisions\/2655"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/media\/3215"}],"wp:attachment":[{"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/media?parent=2653"}],"wp:term":[{"taxonomy":"course-category","embeddable":true,"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/course-category?post=2653"},{"taxonomy":"course-tag","embeddable":true,"href":"https:\/\/training.contentsda.kr\/ko\/wp-json\/wp\/v2\/course-tag?post=2653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}