{"id":68934,"date":"2022-01-31T18:15:22","date_gmt":"2022-01-31T18:15:22","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=68934"},"modified":"2022-12-09T21:08:17","modified_gmt":"2022-12-09T15:38:17","slug":"ncert-exemplar-solutions-for-class-11-chemistry-chapter-1-some-basic-concepts-of-chemistry","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/","title":{"rendered":"NCERT Exemplar Solutions Chemistry of Class 11 Chapter 1 &#8211; Some Basic Concepts of Chemistry"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#NCERT_Exemplar_Solutions_for_Class_11_Chemistry_Chapter_1_-_Some_Basic_Concepts_of_Chemistry\" title=\"NCERT Exemplar Solutions for Class 11 Chemistry Chapter 1 &#8211; Some Basic Concepts of Chemistry\">NCERT Exemplar Solutions for Class 11 Chemistry Chapter 1 &#8211; Some Basic Concepts of Chemistry<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#The_types_of_questions_provided_in_this_chapter_include\" title=\"The types of questions provided in this chapter include:\">The types of questions provided in this chapter include:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#Subtopics_of_NCERT_Exemplar_Solutions_of_this_Chapter\" title=\"Subtopics of NCERT Exemplar Solutions of this Chapter\">Subtopics of NCERT Exemplar Solutions of this Chapter<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#About_Infinity_Learn_Solutions\" title=\"About Infinity Learn Solutions\">About Infinity Learn Solutions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#Frequently_Asked_Questions\" title=\"Frequently Asked Questions\">Frequently Asked Questions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#Q_Why_should_we_download_these_NCERT_Exemplar_Solutions\" title=\"Q. Why should we download these NCERT Exemplar Solutions?\">Q. Why should we download these NCERT Exemplar Solutions?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#Q_Is_Infinity_learn_website_providing_answers_to_these_NCERT_Exemplar_Solutions\" title=\"Q. Is Infinity learn website providing answers to these NCERT Exemplar Solutions?\">Q. Is Infinity learn website providing answers to these NCERT Exemplar Solutions?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#Q_Give_an_overview_of_questions_present_in_these_NCERT_Exemplar_Solutions\" title=\"Q. Give an overview of questions present in these NCERT Exemplar Solutions.\">Q. Give an overview of questions present in these NCERT Exemplar Solutions.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/#Q_Why_Opt_for_Infinity_Learn\" title=\"Q. Why Opt for Infinity Learn?\">Q. Why Opt for Infinity Learn?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p><span style=\"font-size: 12pt;\"><span style=\"font-weight: 400;\">Subject specialists have created <a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/\">NCERT Exemplar Solutions for Chemistry<\/a> Class 11 Chapter 1, which includes <\/span><span style=\"font-weight: 400;\">thorough solutions for reference. All of the unsolved questions from the textbook&#8217;s exercises are answered here. The NCERT Exemplar Solutions for Class 11 provide useful solutions for improving conceptual knowledge and also help in entrance examinations like JEE mains and NEET.<\/span><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 12pt;\">The solutions are carefully solved using student-friendly terms while still adhering to the norms that must be followed when solving NCERT Exemplar Solutions for Class 11. Practicing these answers can be incredibly advantageous not only in terms of exams but also in terms of helping Class 11 pupils perform well in upcoming competitive exams.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 12pt;\">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><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Exemplar_Solutions_for_Class_11_Chemistry_Chapter_1_-_Some_Basic_Concepts_of_Chemistry\"><\/span>NCERT Exemplar Solutions for Class 11 Chemistry Chapter 1 &#8211; Some Basic Concepts of Chemistry<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 12pt;\"><b>\u201c<\/b><span style=\"font-weight: 400;\">Some Basic Concepts of Chemistry<\/span><b>\u201d <\/b><span style=\"font-weight: 400;\">is the first chapter in the Class 11 Chemistry syllabus as told by NCERT under the first term. The chapter include topics such as the importance of Chemistry, atomic mass, and molecular mass. Some basic laws and theories in Chemistry that is Dalton\u2019s atomic theory, Avogadro law and the law of conservation of mass are also included in this chapter.<\/span><\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"The_types_of_questions_provided_in_this_chapter_include\"><\/span><span style=\"font-weight: 400; font-size: 12pt;\">The types of questions provided in this chapter include:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Numerical problems includes calculations of the molecular weight of compounds.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">also Numerical problems includes calculations of the mass percent and concentration.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Problems on empirical and also molecular formulae.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Problems on molarity and molality.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Other problems included in mole concept (such as percentage composition and expressing concentration in parts per million).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-size: 12pt;\">The NCERT Exemplar Solutions of Chemistry given on this page for Class 11 Chapter 1 contains detail idea on the steps which has to be followed while solving the numerical value questions that are repeatedly asked in first term examinations. The subtopics covered under the chapter are given below.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Subtopics_of_NCERT_Exemplar_Solutions_of_this_Chapter\"><\/span><span style=\"font-size: 12pt;\"><b>Subtopics of NCERT Exemplar Solutions of this Chapter<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Importance Of Chemistry <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Nature Of Matter <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Properties Of Matter And Their Measurement   <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">The International System Of Units (Si)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Mass And Weight<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Uncertainty in Measurement<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Scientific Notation<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Significant Figures<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Dimensional Analysis<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Laws Of Chemical Combinations     <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Law Of Conservation Of Mass     <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Definite Proportions<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Law Of Multiple Proportions   <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Gay Lussac\u2019s Law Of Gaseous Volumes   <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Avogadro Law <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Dalton\u2019s Atomic Theory<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Atomic And also Molecular Masses    <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Atomic Mass<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Average Atomic Mass<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Molecular Mass<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Formula Mass<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Mole Concept And Molar Masses <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Percentage Composition     <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Empirical Formula For Molecular Formula <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Stoichiometry And also Stoichiometric Calculations                 <\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Limiting Reagent<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-size: 12pt;\"><span style=\"font-weight: 400;\">also Reactions In Solutions<\/span><b> <\/b><\/span><\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"About_Infinity_Learn_Solutions\"><\/span><span style=\"font-size: 12pt;\"><b>About Infinity Learn Solutions<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 12pt;\">Infinity Learn mission is to create world-class learning content for students. We focussed on raising the students learning abilities. However these Solutions have structured very carefully to give several benefits to the students that utilize these study materials. That is why, these crafted by subject matter experts to focus on concept and its explanation.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 12pt;\">For any type of support related to the NCERT Exemplar Solutions for Class 11 given here, students can approach our support team who will help clear all their doubts. Students can also check out Infinity Learn for a more efficient learning experience.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span><span style=\"font-size: 12pt;\"><b>Frequently Asked Questions<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Q_Why_should_we_download_these_NCERT_Exemplar_Solutions\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\">Q. Why should we download these NCERT Exemplar Solutions?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 12pt;\"><span style=\"color: #ff0000;\">Ans:<\/span> The presentation of each solution in this chapter is described in a unique way by the subject matter experts in Chemistry. Hence these solutions explained in easy language which improves grasping abilities among students. For scoring good marks, practising these Solutions for Class 11 Chemistry can help to a large extent. This chapter can also used as a model of reference by the students to improve their conceptual knowledge and learn the different ways used to solve the problems.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Q_Is_Infinity_learn_website_providing_answers_to_these_NCERT_Exemplar_Solutions\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\">Q. Is Infinity learn website providing answers to these NCERT Exemplar Solutions?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 12pt;\"><span style=\"color: #ff0000;\">Ans:<\/span> Yes, Infinity learn website provides answers to NCERT Exemplar Solutions for this chapter in a step by step manner. This helps the students to understand all the concepts in detail and they can also clear their doubts as well. Regular practising can help score high in Chemistry exams.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Q_Give_an_overview_of_questions_present_in_these_NCERT_Exemplar_Solutions\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\">Q. Give an overview of questions present in these NCERT Exemplar Solutions.<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 12pt;\"><span style=\"color: #ff0000;\">Ans:<\/span> NCERT Exemplar Solutions of this chapter has 3 exercises. The concepts of this chapter also listed below.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Numerical problems includes calculations of the molecular weight of compounds.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Numerical problems includes calculations of the mass percent and also concentration.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Problems on empirical and molecular formulae.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Problems on molarity and molality.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 12pt;\">Other problems included in mole concept (such as percentage composition and expressing concentration in parts per million).<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Q_Why_Opt_for_Infinity_Learn\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\">Q. Why Opt for Infinity Learn?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 12pt;\"><span style=\"color: #ff0000;\">Ans:<\/span> In this chapter Infinity Learn provides videos, notes, NCERT textbook solutions, other practice book solutions and assignments that help you learn the concepts and to memorise the concepts for entrance exams and board exams. Most important, Infinity learn provide instant doubt support by subject experts.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subject specialists have created NCERT Exemplar Solutions for Chemistry Class 11 Chapter 1, 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":"NCERT Exemplar Solutions Chemistry","_yoast_wpseo_title":"%%title%% %%page%%","_yoast_wpseo_metadesc":"NCERT Exemplar Solutions for Class 11 Chemistry Chapter 1 - Some Basic Concepts of Chemistry only on infinitylear.co","custom_permalink":"study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/"},"categories":[115,107,105],"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 Exemplar Solutions Chemistry of Class 11 Chapter 1 - Some Basic Concepts of Chemistry<\/title>\n<meta name=\"description\" content=\"NCERT Exemplar Solutions for Class 11 Chemistry Chapter 1 - Some Basic Concepts of Chemistry only on infinitylear.co\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-11\/chemistry\/chapter-1-some-basic-concepts-of-chemistry\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCERT Exemplar Solutions Chemistry of Class 11 Chapter 1 - 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