{"id":202145,"date":"2025-03-17T08:19:30","date_gmt":"2025-03-17T08:19:30","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=202145"},"modified":"2025-03-17T08:19:32","modified_gmt":"2025-03-17T08:19:32","slug":"which-one-of-the-following-is-improperly-labeled","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/17\/which-one-of-the-following-is-improperly-labeled\/","title":{"rendered":"Which One Of The Following Is Improperly Labeled"},"content":{"rendered":"\n<p>Which One Of The Following Is Improperly Labeled?<\/p>\n\n\n\n<p>A He (Noble Gas) <\/p>\n\n\n\n<p>B K (Alkali Metal <\/p>\n\n\n\n<p>C Ca (Transition Metal)<\/p>\n\n\n\n<p> D Br(Halogen)<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-6-color\"><strong>The correct answer and explanation is :<\/strong><\/mark><\/p>\n\n\n\n<p>The correct answer is <strong>C) Ca (Transition Metal)<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation:<\/h3>\n\n\n\n<p>Calcium (<strong>Ca<\/strong>) is <strong>not<\/strong> a <strong>transition metal<\/strong>; rather, it belongs to <strong>Group 2 (Alkaline Earth Metals)<\/strong> of the periodic table. The transition metals are found in <strong>Groups 3-12<\/strong>, and calcium does not fall within this range.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Understanding Each Option:<\/strong><\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>A) He (Noble Gas) \u2013 Correct<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Helium (He)<\/strong> is indeed a <strong>noble gas<\/strong>, located in <strong>Group 18<\/strong> of the periodic table.<\/li>\n\n\n\n<li>It is colorless, odorless, and chemically inert under normal conditions, which are characteristic properties of noble gases.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>B) K (Alkali Metal) \u2013 Correct<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Potassium (K)<\/strong> belongs to <strong>Group 1<\/strong>, which consists of <strong>alkali metals<\/strong>.<\/li>\n\n\n\n<li>Alkali metals are highly reactive and form strong bases (alkalis) when combined with water.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>C) Ca (Transition Metal) \u2013 Incorrect<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Calcium (Ca) is an alkaline earth metal (Group 2), not a transition metal.<\/strong><\/li>\n\n\n\n<li>Transition metals have partially filled d-orbitals, whereas calcium has a completely filled s-orbital in its valence shell.<\/li>\n\n\n\n<li>Calcium is highly reactive, commonly found in compounds like calcium carbonate (CaCO\u2083), and plays a critical role in biological functions like bone formation.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>D) Br (Halogen) \u2013 Correct<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bromine (Br)<\/strong> is a <strong>halogen<\/strong> found in <strong>Group 17<\/strong>.<\/li>\n\n\n\n<li>Halogens are highly reactive nonmetals that readily form salts with metals.<\/li>\n<\/ul>\n\n\n\n<p>Thus, the <strong>incorrectly labeled element is C) Ca (Transition Metal), since calcium is actually an alkaline earth metal<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Which One Of The Following Is Improperly Labeled? A He (Noble Gas) B K (Alkali Metal C Ca (Transition Metal) D Br(Halogen) The correct answer and explanation is : The correct answer is C) Ca (Transition Metal). Explanation: Calcium (Ca) is not a transition metal; rather, it belongs to Group 2 (Alkaline Earth Metals) of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-202145","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/202145","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=202145"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/202145\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=202145"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=202145"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=202145"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}