{"id":2443,"date":"2025-06-27T14:58:24","date_gmt":"2025-06-27T09:28:24","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2443"},"modified":"2025-06-29T16:44:53","modified_gmt":"2025-06-29T11:14:53","slug":"iron-fe","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/","title":{"rendered":"Iron (Fe)"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\ud83d\udd39 Basic Information<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Element Name<\/strong>: Iron<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Known since ancient times<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: Prehistoric (~5000 BCE)<\/li>\n\n\n\n<li><strong>Category<\/strong>: Transition Metal<\/li>\n\n\n\n<li><strong>Group<\/strong>: 8 (Group VIIIB \u2013 Transition Metals)<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Solid (strong, grayish metal) \ud83d\udee0\ufe0f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Iron is one of the most <strong>important and widely used metals<\/strong> in the world. It forms the <strong>core of buildings, vehicles, machines, and even our own bodies!<\/strong> \ud83d\udcaa\ud83c\udfd7\ufe0f<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd38 Chemical Properties<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chemical Symbol<\/strong>: Fe (from Latin <em>ferrum<\/em>)<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 26<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~55.85 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: Commonly 2 or 3<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Ar] 3d\u2076 4s\u00b2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Iron reacts with <strong>oxygen and water<\/strong>, forming <strong>rust<\/strong> (iron oxide), which is why it often needs protection from moisture.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcd8 Basic Things to Know<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Iron is the <strong>fourth most abundant element<\/strong> in Earth\u2019s crust and <strong>one of the key components of our planet\u2019s core<\/strong>. It\u2019s found in ores like <strong>hematite<\/strong> and <strong>magnetite<\/strong>, and humans have used it for thousands of years to build tools and structures.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our <strong>blood contains iron<\/strong>, too \u2014 it\u2019s part of <strong>hemoglobin<\/strong>, which carries oxygen! \ud83e\ude78<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83e\udd14 Interesting Facts<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Iron is <strong>magnetic<\/strong>, and it&#8217;s one of only three naturally magnetic elements (with cobalt and nickel). \ud83e\uddf2<\/li>\n\n\n\n<li>The Earth\u2019s core is made mostly of <strong>iron and nickel<\/strong>, creating our planet\u2019s <strong>magnetic field<\/strong>. \ud83c\udf0d<\/li>\n\n\n\n<li>Iron was once more valuable than gold in ancient civilizations due to its strength. \u2694\ufe0f<\/li>\n\n\n\n<li>Stars, when they die, often form iron before exploding in a supernova! \ud83c\udf1f<\/li>\n\n\n\n<li><strong>Cast iron<\/strong> and <strong>steel<\/strong> are just different forms or mixtures of iron.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd27 Common Uses<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Construction<\/strong>: Used in making <strong>steel<\/strong> for buildings, bridges, and tools. \ud83c\udfd7\ufe0f\ud83d\udd29<\/li>\n\n\n\n<li><strong>Transportation<\/strong>: Found in <strong>cars, ships, trains<\/strong>, and engines. \ud83d\ude97\ud83d\udea2<\/li>\n\n\n\n<li><strong>Household Tools<\/strong>: Nails, pans, wrenches, and even cast iron cookware! \ud83c\udf73<\/li>\n\n\n\n<li><strong>Biology<\/strong>: Vital for our <strong>blood health and energy production<\/strong>. \ud83d\udc89<\/li>\n\n\n\n<li><strong>Magnets &amp; Motors<\/strong>: Iron is used in <strong>electromagnets and electric devices<\/strong>. \u26a1\ud83d\udd0c<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcda Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Iron is a <strong>tough, essential, and magnetic metal<\/strong> that\u2019s everywhere \u2014 from <strong>buildings and machines to your very own body<\/strong>. It\u2019s a true workhorse of the periodic table, showing how a single element can be <strong>strong, useful, and life-giving all at once<\/strong>. For students, iron is the perfect example of how science meets everyday life! \ud83d\udd2c\ud83d\udcaa<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd39 Basic Information Iron is one of the most important and widely used metals in the world. It forms the core of buildings, vehicles, machines, and even our own bodies! \ud83d\udcaa\ud83c\udfd7\ufe0f \ud83d\udd38 Chemical Properties Iron reacts with oxygen and water, forming rust (iron oxide), which is why it often needs protection from moisture. \ud83d\udcd8 Basic&#8230;<\/p>\n","protected":false},"author":1,"featured_media":2790,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[672],"tags":[656,652,653,661,647,643,648,670,666,664,662,650,651,645,660,663,655,646,657,659,658,665,642,644,668,669,667,649,671,654],"class_list":["post-2443","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-periodic-table-for-students","tag-actinides","tag-alkali-metals","tag-alkaline-earth-metals","tag-atomic-mass","tag-atomic-number","tag-chemical-elements","tag-chemical-symbols","tag-chemistry-basics","tag-chemistry-study-guide","tag-electron-configuration","tag-electronegativity","tag-element-groups","tag-element-periods","tag-element-properties","tag-halogens","tag-ionization-energy","tag-lanthanides","tag-mendeleev-periodic-table","tag-metalloids","tag-noble-gases","tag-nonmetals","tag-oxidation-states","tag-periodic-table","tag-periodic-table-elements","tag-periodic-table-explained","tag-periodic-table-facts","tag-periodic-table-for-students","tag-periodic-trends","tag-science-education","tag-transition-metals"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\ud83d\udd39 Basic Information Element Name: Iron Discovered By: Known since ancient times Year of Discovery: Prehistoric (~5000 BCE) Category: Transition Metal Group: 8 (Group VIIIB \u2013 Transition Metals) State at Room Temperature: Solid (strong, grayish metal) \ud83d\udee0\ufe0f Iron is one of the most important and widely used metals in the world. It forms the core\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Team ClassWork\"\/>\n\t<meta name=\"google-site-verification\" content=\"8E2CwmBfygQjWJcbOYdmmbNcCgBNAWjtD-yz1QQysCw\" \/>\n\t<meta name=\"keywords\" content=\"actinides,alkali metals,alkaline earth metals,atomic mass,atomic number,chemical elements,chemical symbols,chemistry basics,chemistry study guide,electron configuration,electronegativity,element groups,element periods,element properties,halogens,ionization energy,lanthanides,mendeleev periodic table,metalloids,noble gases,nonmetals,oxidation states,periodic table,periodic table elements,periodic table explained,periodic table facts,periodic table for students,periodic trends,science education,transition metals\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#article\",\"name\":\"Iron (Fe) | ClassWork\",\"headline\":\"Iron (Fe)\",\"author\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#person\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/texpertssolutions.com\\\/notes\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/31.png?fit=1280%2C720&ssl=1\",\"width\":1280,\"height\":720},\"datePublished\":\"2025-06-27T14:58:24+05:30\",\"dateModified\":\"2025-06-29T16:44:53+05:30\",\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#webpage\"},\"articleSection\":\"Periodic Table for Students, actinides, alkali metals, alkaline earth metals, atomic mass, atomic number, chemical elements, chemical symbols, chemistry basics, chemistry study guide, electron configuration, electronegativity, element groups, element periods, element properties, halogens, ionization energy, lanthanides, Mendeleev periodic table, metalloids, noble gases, nonmetals, oxidation states, periodic table, periodic table elements, periodic table explained, periodic table facts, periodic table for students, periodic trends, science education, transition metals\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/#listItem\",\"name\":\"Periodic Table for Students\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/#listItem\",\"position\":2,\"name\":\"Periodic Table for Students\",\"item\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#listItem\",\"name\":\"Iron (Fe)\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#listItem\",\"position\":3,\"name\":\"Iron (Fe)\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/#listItem\",\"name\":\"Periodic Table for Students\"}}]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#person\",\"name\":\"Team ClassWork\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#personImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Team ClassWork\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\",\"url\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/\",\"name\":\"Team ClassWork\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Team ClassWork\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#webpage\",\"url\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/\",\"name\":\"Iron (Fe) | ClassWork\",\"description\":\"\\ud83d\\udd39 Basic Information Element Name: Iron Discovered By: Known since ancient times Year of Discovery: Prehistoric (~5000 BCE) Category: Transition Metal Group: 8 (Group VIIIB \\u2013 Transition Metals) State at Room Temperature: Solid (strong, grayish metal) \\ud83d\\udee0\\ufe0f Iron is one of the most important and widely used metals in the world. It forms the core\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/texpertssolutions.com\\\/notes\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/31.png?fit=1280%2C720&ssl=1\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#mainImage\",\"width\":1280,\"height\":720},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/iron-fe\\\/#mainImage\"},\"datePublished\":\"2025-06-27T14:58:24+05:30\",\"dateModified\":\"2025-06-29T16:44:53+05:30\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#website\",\"url\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/\",\"name\":\"ClassWork\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#person\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Iron (Fe) | ClassWork","description":"\ud83d\udd39 Basic Information Element Name: Iron Discovered By: Known since ancient times Year of Discovery: Prehistoric (~5000 BCE) Category: Transition Metal Group: 8 (Group VIIIB \u2013 Transition Metals) State at Room Temperature: Solid (strong, grayish metal) \ud83d\udee0\ufe0f Iron is one of the most important and widely used metals in the world. It forms the core","canonical_url":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/","robots":"max-image-preview:large","keywords":"actinides,alkali metals,alkaline earth metals,atomic mass,atomic number,chemical elements,chemical symbols,chemistry basics,chemistry study guide,electron configuration,electronegativity,element groups,element periods,element properties,halogens,ionization energy,lanthanides,mendeleev periodic table,metalloids,noble gases,nonmetals,oxidation states,periodic table,periodic table elements,periodic table explained,periodic table facts,periodic table for students,periodic trends,science education,transition metals","webmasterTools":{"google-site-verification":"8E2CwmBfygQjWJcbOYdmmbNcCgBNAWjtD-yz1QQysCw","miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#article","name":"Iron (Fe) | ClassWork","headline":"Iron (Fe)","author":{"@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author"},"publisher":{"@id":"https:\/\/texpertssolutions.com\/notes\/#person"},"image":{"@type":"ImageObject","url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/31.png?fit=1280%2C720&ssl=1","width":1280,"height":720},"datePublished":"2025-06-27T14:58:24+05:30","dateModified":"2025-06-29T16:44:53+05:30","inLanguage":"en-US","mainEntityOfPage":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#webpage"},"isPartOf":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#webpage"},"articleSection":"Periodic Table for Students, actinides, alkali metals, alkaline earth metals, atomic mass, atomic number, chemical elements, chemical symbols, chemistry basics, chemistry study guide, electron configuration, electronegativity, element groups, element periods, element properties, halogens, ionization energy, lanthanides, Mendeleev periodic table, metalloids, noble gases, nonmetals, oxidation states, periodic table, periodic table elements, periodic table explained, periodic table facts, periodic table for students, periodic trends, science education, transition metals"},{"@type":"BreadcrumbList","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/#listItem","position":1,"name":"Home","item":"https:\/\/texpertssolutions.com\/notes\/","nextItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/#listItem","name":"Periodic Table for Students"}},{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/#listItem","position":2,"name":"Periodic Table for Students","item":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/","nextItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#listItem","name":"Iron (Fe)"},"previousItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#listItem","position":3,"name":"Iron (Fe)","previousItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/#listItem","name":"Periodic Table for Students"}}]},{"@type":"Person","@id":"https:\/\/texpertssolutions.com\/notes\/#person","name":"Team ClassWork","image":{"@type":"ImageObject","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#personImage","url":"https:\/\/secure.gravatar.com\/avatar\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g","width":96,"height":96,"caption":"Team ClassWork"}},{"@type":"Person","@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author","url":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/","name":"Team ClassWork","image":{"@type":"ImageObject","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g","width":96,"height":96,"caption":"Team ClassWork"}},{"@type":"WebPage","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#webpage","url":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/","name":"Iron (Fe) | ClassWork","description":"\ud83d\udd39 Basic Information Element Name: Iron Discovered By: Known since ancient times Year of Discovery: Prehistoric (~5000 BCE) Category: Transition Metal Group: 8 (Group VIIIB \u2013 Transition Metals) State at Room Temperature: Solid (strong, grayish metal) \ud83d\udee0\ufe0f Iron is one of the most important and widely used metals in the world. It forms the core","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/texpertssolutions.com\/notes\/#website"},"breadcrumb":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#breadcrumblist"},"author":{"@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author"},"creator":{"@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author"},"image":{"@type":"ImageObject","url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/31.png?fit=1280%2C720&ssl=1","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#mainImage","width":1280,"height":720},"primaryImageOfPage":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/iron-fe\/#mainImage"},"datePublished":"2025-06-27T14:58:24+05:30","dateModified":"2025-06-29T16:44:53+05:30"},{"@type":"WebSite","@id":"https:\/\/texpertssolutions.com\/notes\/#website","url":"https:\/\/texpertssolutions.com\/notes\/","name":"ClassWork","inLanguage":"en-US","publisher":{"@id":"https:\/\/texpertssolutions.com\/notes\/#person"}}]}},"aioseo_meta_data":{"post_id":"2443","title":null,"description":null,"keywords":null,"keyphrases":{"focus":[],"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"Article","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","location":null,"local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2025-06-27 08:43:00","updated":"2026-10-21 04:06:34","focus_keyword":null,"additional_keywords":null,"truseo_locale":null,"seo_analyzer_scan_date":null},"jetpack_featured_media_url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/31.png?fit=1280%2C720&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/comments?post=2443"}],"version-history":[{"count":1,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2443\/revisions"}],"predecessor-version":[{"id":2515,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2443\/revisions\/2515"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2790"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}