{"id":187450,"date":"2025-02-05T03:26:01","date_gmt":"2025-02-05T03:26:01","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=187450"},"modified":"2025-02-05T03:26:03","modified_gmt":"2025-02-05T03:26:03","slug":"the-nuclear-symbol-for-a-beta-particle-is","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/02\/05\/the-nuclear-symbol-for-a-beta-particle-is\/","title":{"rendered":"The nuclear symbol for a beta particle is"},"content":{"rendered":"\n<p>The nuclear symbol for a beta particle is<br>The name for the greek letter \u1e9e is<br>Of the radiations alpha, beta and gamma,<br>is the most penetrating and<br>is the least penetratin<br>Jenny<br>X<br>Which of the following characterizes a beta ray?<br>Choose all that apply.<br>is more penetrating than a gamma ray<br>is composed of protons<br>\u2610 carries a negative charge<br>is composed of electrons<br>\u2610 is less penetrating than a gamma ray<\/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<h3 class=\"wp-block-heading\"><strong>Answers:<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>The nuclear symbol for a beta particle:<\/strong> ( \\beta^- ) or ( e^- )<\/li>\n\n\n\n<li><strong>The name for the Greek letter \u1e9e:<\/strong> It is called &#8220;Beta&#8221; (uppercase: <strong>\u0392<\/strong>, lowercase: <strong>\u03b2<\/strong>).<\/li>\n\n\n\n<li><strong>Of the radiations alpha, beta, and gamma:<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gamma rays<\/strong> are the most penetrating.<\/li>\n\n\n\n<li><strong>Alpha particles<\/strong> are the least penetrating.<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Which of the following characterizes a beta ray?<\/strong> (Correct answers are marked)<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u2612 Carries a negative charge<\/strong><\/li>\n\n\n\n<li><strong>\u2612 Is composed of electrons<\/strong><\/li>\n\n\n\n<li><strong>\u2612 Is less penetrating than a gamma ray<\/strong><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Explanation:<\/strong><\/h3>\n\n\n\n<p>Beta particles (( \\beta^- )) are high-energy electrons emitted during the process of <strong>beta decay<\/strong>, a type of radioactive decay where a neutron in an unstable nucleus converts into a proton, releasing an electron (beta particle) and an antineutrino.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1. Nuclear Symbol and Nature of Beta Particles<\/strong><\/h4>\n\n\n\n<p>The nuclear symbol of a beta particle is either ( \\beta^- ) or ( e^- ), representing its identity as a fast-moving electron. Unlike <strong>alpha particles<\/strong> (( \\alpha )), which consist of <strong>two protons and two neutrons<\/strong>, beta particles are much lighter.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>2. Greek Letter Beta (\u1e9e)<\/strong><\/h4>\n\n\n\n<p>The name for the Greek letter <strong>\u1e9e<\/strong> is <strong>Beta<\/strong>. In nuclear physics, the lowercase symbol <strong>\u03b2<\/strong> is commonly used to represent beta particles.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3. Penetrating Power of Radiations<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gamma rays (( \\gamma ))<\/strong> are the most penetrating. They are electromagnetic waves and can pass through several centimeters of lead.<\/li>\n\n\n\n<li><strong>Beta particles (( \\beta^- ))<\/strong> are moderately penetrating and can pass through human skin but are stopped by aluminum.<\/li>\n\n\n\n<li><strong>Alpha particles (( \\alpha ))<\/strong> are the least penetrating and can be stopped by a sheet of paper.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>4. Characterization of Beta Rays<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Beta particles <strong>carry a negative charge<\/strong> because they are electrons.<\/li>\n\n\n\n<li>Beta particles <strong>are composed of electrons<\/strong>.<\/li>\n\n\n\n<li>Beta radiation <strong>is more penetrating than alpha radiation<\/strong> but <strong>less penetrating than gamma radiation<\/strong>.<\/li>\n\n\n\n<li><strong>Incorrect statements:<\/strong> Beta particles are not composed of protons and are not more penetrating than gamma rays.<\/li>\n<\/ul>\n\n\n\n<p>This makes beta radiation useful in applications like <strong>medical tracers and industrial thickness testing<\/strong>, but also hazardous in high exposure scenarios.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The nuclear symbol for a beta particle isThe name for the greek letter \u1e9e isOf the radiations alpha, beta and gamma,is the most penetrating andis the least penetratinJennyXWhich of the following characterizes a beta ray?Choose all that apply.is more penetrating than a gamma rayis composed of protons\u2610 carries a negative chargeis composed of electrons\u2610 is [&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 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