{"id":970,"date":"2021-12-17T14:54:30","date_gmt":"2021-12-17T09:24:30","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=970"},"modified":"2023-11-17T15:41:14","modified_gmt":"2023-11-17T10:11:14","slug":"study-materials-ncert-solutions-class-12-physics-chapter-12-atoms","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-12-atoms\/","title":{"rendered":"NCERT Solutions for Class 12 Physics Chapter 12 Atoms"},"content":{"rendered":"<p><span data-contrast=\"auto\">Subject specialists have created <span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\" target=\"_blank\" rel=\"noopener\"><strong>NCERT Solutions for Class 12 Physics<\/strong><\/a><\/span> Chapter 12 Atoms, which includes thorough solutions for reference. All of the questions from the textbook&#8217;s exercises are answered here. Students can use these answers to help them prepare for their exams. The NCERT Solutions for Class 12 provide useful solutions for improving conceptual knowledge.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">The solutions are carefully solved using student-friendly terms while still adhering to the norms that must be followed when solving <span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"color: #0000ff;\">NCERT Solutions for Class 12<\/span><\/strong><\/a><\/span>. Practicing these answers can be incredibly advantageous not only in terms of exams but also in terms of helping Class 12 pupils perform well in upcoming competitive exams.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">The approaches for answering have been given special consideration to stay on target while not deviating from the intended answer. Because time is so important in exams, excellent time management when answering questions is essential for getting the best results.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><b><span data-contrast=\"auto\">NCERT Solutions for Class 12 Physics Chapter 12 Atoms<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\n\t\t<div class=\"download-pdf-container\">\n\t\t\t<span class=\"title\">Do you need help with your Homework? 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wpcf7-validates-as-required wpcf7-validates-as-number\" aria-required=\"true\" aria-invalid=\"false\" \/><\/span><\/p>\n<p><span style=\"display:none;\"><span class=\"wpcf7-form-control-wrap current-page-url\"><input type=\"text\" name=\"current-page-url\" value=\"https:\/\/_:443\/surge\/wp-json\/wp\/v2\/posts\/970\" size=\"40\" class=\"wpcf7-form-control wpcf7dtx-dynamictext wpcf7-dynamictext\" aria-invalid=\"false\" \/><\/span><\/span><\/p>\n<style>.wpcf7-list-item{margin: 0 0.5em 0 0!important;}<\/style>\n<p class=\"title\" style=\"color: #6e6e6e;font-size:14px;font-weight:400;text-decoration: un;\"><span class=\"wpcf7-form-control-wrap acceptance-agreement\"><span class=\"wpcf7-form-control wpcf7-acceptance\"><span class=\"wpcf7-list-item\"><input type=\"checkbox\" name=\"acceptance-agreement\" value=\"1\" aria-invalid=\"false\" checked=\"checked\" \/><\/span><\/span><\/span> I agree to the <a target=\"_blank\" href=\"https:\/\/infinitylearn.com\/terms\" style=\"text-decoration: underline;\">terms and conditions<\/a> and <a target=\"_blank\" href=\"https:\/\/infinitylearn.com\/privacy\" style=\"text-decoration: underline;\">privacy policy<\/a>.<\/p>\n<p><input type=\"button\" style=\"cursor:pointer;width:auto;\" class=\"il_otp_submit\" value=\"Get OTP\" onclick=\"sendCF7OTP(this, otp_phone.value, user_name.value)\"><\/p>\n<div class=\"form-submit-btn-div\" style=\"display:none;\">\n<input type=\"submit\" value=\"Download PDF\" class=\"wpcf7-form-control has-spinner wpcf7-submit download-pdf-submit\" \/>\n<\/div>\n<\/div>\n<div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div><\/form><\/div>\n\t\t\t\t\t<span class=\"pdf-link hidden\" data-pdf=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/Physics_Class-12_Ch-12.pdf\"><\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"bg-overlay\"><\/div>\n\t\t<\/div>\n\t\t<a href=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/Physics_Class-12_Ch-12.pdf\" class=\"pdfemb-viewer\" style=\"\" data-width=\"max\" data-height=\"max\" data-mobile-width=\"0\"  data-scrollbar=\"both\" data-download=\"off\" data-tracking=\"on\" data-newwindow=\"on\" data-pagetextbox=\"off\" data-scrolltotop=\"on\" data-startzoom=\"100\" data-startfpzoom=\"100\" data-toolbar=\"top\" data-toolbar-fixed=\"on\">Physics_Class 12_Ch 12<br\/><\/a> <\/span><\/p>\n<p aria-level=\"2\"><b><span data-contrast=\"auto\">Class 12 Physics NCERT Solutions for Chapter 12 Atoms<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559738&quot;:300,&quot;335559739&quot;:160,&quot;335559740&quot;:264}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">The term \u2013 II CBSE Syllabus for the session 2021-22 is classed under Chapter 12 Atoms in Class 12 Physics. The NCERT Class 12 Solutions for Physics Chapter 12 Atoms provided here are straightforward and basic. These answers can assist students in resolving their doubts and gaining a thorough comprehension of the principles.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p aria-level=\"3\"><b><span data-contrast=\"none\">The topics and subtopics covered in Class 12 Physics Chapter 12 Atoms are listed below:<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559738&quot;:300,&quot;335559739&quot;:160,&quot;335559740&quot;:264}\"> <\/span><\/p>\n<table data-tablestyle=\"Custom\" data-tablelook=\"0\" aria-rowcount=\"11\">\n<tbody>\n<tr aria-rowindex=\"1\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">Section Number<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">Topic<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"2\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.1<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span data-contrast=\"auto\">Introduction<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"3\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.2<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-12-atoms-12-1-alpha-particle-scattering-and-rutherfords-nuclear-model-of-atom\/\" target=\"_blank\" rel=\"noopener\">Alpha-Particle Scattering And Rutherford\u2019s Nuclear Model Of Atom <\/a><\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"4\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.2.1<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span data-contrast=\"auto\">Alpha-particle trajectory<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"5\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.2.2<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span data-contrast=\"auto\">Electron orbits<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"6\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.3<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-12-atoms-12-2-atomic-spectra\/\" target=\"_blank\" rel=\"noopener\">Atomic Spectra <\/a><\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"7\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.3.1<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span data-contrast=\"auto\">Spectral series<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"8\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.4<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-12-atoms-12-3-bohr-model-of-the-hydrogen-atom\/\" target=\"_blank\" rel=\"noopener\">Bohr Model Of The Hydrogen Atom <\/a><\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"9\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.4.1<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span data-contrast=\"auto\">Energy levels<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"10\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.5<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-12-atoms-12-4-the-line-spectra-of-the-hydrogen-atom\/\" target=\"_blank\" rel=\"noopener\">The Line Spectra Of The Hydrogen Atom <\/a><\/span><\/td>\n<\/tr>\n<tr aria-rowindex=\"11\">\n<td data-celllook=\"4369\"><b><span data-contrast=\"auto\">12.6<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:340,&quot;335559740&quot;:308}\"> <\/span><\/td>\n<td data-celllook=\"4369\"><span style=\"color: #0000ff;\">De Broglie\u2019s Explanation Of Bohr\u2019s Second Postulate Of Quantisation <\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p aria-level=\"4\"><b><span data-contrast=\"none\">Define Rutherford Atomic Model<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559738&quot;:160,&quot;335559739&quot;:160,&quot;335559740&quot;:264}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">Atoms make up everything in the universe. All matter is made up of atoms, which are the basic building blocks. Ernest Rutherford proposed the Rutherford atomic model. The atom is characterized in this model as a small, dense, positively charged nucleus around which negatively charged particles known as electrons rotate, similar to how planets revolve around the sun.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><b><span data-contrast=\"auto\"> <\/span><\/b><span data-contrast=\"auto\">Chapter 12 is significant because it covers important issues in atomic physics. The <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\" target=\"_blank\" rel=\"noopener\">NCERT Solutions<\/a> <\/span><\/strong>that we provide here include all of the subjects in the chapter. If necessary, download the free PDF and print it out to keep handy while studying for the term &#8211; II exam.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">For the advantage of students, our experts provide world-class study materials, atoms Class 12 Physics notes, previous year question papers, and example papers. Students can also use NCERT Solutions for other subjects. Use our solutions to get all of the study resources and comments they need for their exams.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p aria-level=\"2\"><b><span data-contrast=\"auto\">Frequently Asked Questions on NCERT Solutions for Class 12 Physics Chapter 12<\/span><\/b><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559738&quot;:300,&quot;335559739&quot;:620,&quot;335559740&quot;:264}\"> <\/span><\/p>\n<ol>\n<li aria-level=\"2\"><span style=\"color: #ff0000;\">Why should the students download the NCERT Solutions for Class 12 Physics Chapter 12 PDF? <\/span><\/li>\n<li aria-level=\"2\"><span style=\"color: #ff0000;\">List out the topics covered in Chapter 12 of NCERT Solutions for Class 12 Physics?<\/span><\/li>\n<li aria-level=\"2\"><span style=\"color: #ff0000;\">What are atomic spectra according to Chapter 12 of NCERT Solutions for Class 12 Physics? <\/span><\/li>\n<\/ol>\n<p aria-level=\"3\"><span style=\"color: #0000ff;\">Q. Why should the students download the NCERT Solutions for Class 12 Physics Chapter 12 PDF?<\/span><\/p>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">Ans. <\/span>All of the problems in the textbook are answered in the NCERT Solutions for Class 12 Physics Chapter 12 PDF, which includes illustrations and answers. Every question is answered with the understanding capacities of the students in mind. To help students face the second term exams without anxiety, the solutions created closely comply with the most recent term \u2013 II CBSE Syllabus 2021-22 and exam format. It also increases time management abilities, which is critical for exam success.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:460,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p aria-level=\"3\"><span style=\"color: #0000ff;\">Q. List out the topics covered in Chapter 12 of NCERT Solutions for Class 12 Physics?<\/span><\/p>\n<p><span style=\"font-size: 10pt;\"><b><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">Ans. <\/span><\/span><\/b>Following are the topics covered in Chapter 12 of NCERT Solutions for Class 12 Physics: <\/span><\/p>\n<ol>\n<li><span data-contrast=\"auto\"> Introduction<\/span><\/li>\n<li><span data-contrast=\"auto\"> Alpha-Particle Scattering And Rutherford\u2019s Nuclear Model Of Atom<\/span><\/li>\n<li><span data-contrast=\"auto\"> Alpha-particle trajectory<\/span><\/li>\n<li><span data-contrast=\"auto\"> Electron orbits<\/span><\/li>\n<li><span data-contrast=\"auto\"> Atomic Spectra<\/span><\/li>\n<li><span data-contrast=\"auto\"> Spectral series<\/span><\/li>\n<li><span data-contrast=\"auto\"> Bohr Model Of The Hydrogen Atom<\/span><\/li>\n<li><span data-contrast=\"auto\"> Energy levels<\/span><\/li>\n<li><span data-contrast=\"auto\"> The Line Spectra Of The Hydrogen Atom<\/span><\/li>\n<li><span data-contrast=\"auto\"> De Broglie\u2019s Explanation Of Bohr\u2019s Second Postulate Of Quantisation<\/span><\/li>\n<\/ol>\n<p aria-level=\"3\"><span style=\"color: #0000ff;\">Q. What are atomic spectra according to Chapter 12 of NCERT Solutions for Class 12 Physics?<\/span><\/p>\n<p><span data-contrast=\"auto\"><span style=\"color: #ff0000;\">Ans. <\/span>Atomic spectra are the results of the interaction of atoms (and atomic ions) with electromagnetic radiation. While answering textbook questions, students can refer to the solutions and comprehend the manner of answering them without difficulty. Our experts recommend that students in Class 12 consult NCERT Solutions to obtain a better understanding of the key concepts. The solutions were created with the primary goal of assisting students in preparing for their term\u2013II exams. Students&#8217; confidence in taking the second term exam without anxiety is boosted by the step-by-step explanations in straightforward language.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:460,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subject specialists have created NCERT Solutions for Class 12 Physics Chapter 12 Atoms, which includes thorough solutions for reference. All [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"Class 12 Physics Chapter 12 Atoms","_yoast_wpseo_title":"NCERT Solutions for Class 12 Physics Chapter 12 Atoms - Free Download","_yoast_wpseo_metadesc":"NCERT Solutions for Class 12 Physics Chapter 12 - Atoms solved by Expert Teachers as per NCERT (CBSE) textbook guidelines. All Chapter 12 - Atoms Exercises Questions with Solutions to help you to revise complete Syllabus and boost your score more in examinations.","custom_permalink":"study-materials\/ncert-solutions\/class-12\/physics\/chapter-12-atoms\/"},"categories":[19,28],"tags":[],"table_tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCERT Solutions for Class 12 Physics Chapter 12 Atoms - Free Download<\/title>\n<meta name=\"description\" content=\"NCERT Solutions for Class 12 Physics Chapter 12 - Atoms solved by Expert Teachers as per NCERT (CBSE) textbook guidelines. 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