{"id":9772,"date":"2024-07-02T08:39:27","date_gmt":"2024-07-02T07:39:27","guid":{"rendered":"https:\/\/mcqsadda.com\/?p=9772"},"modified":"2024-07-17T11:57:07","modified_gmt":"2024-07-17T10:57:07","slug":"carbon-and-its-compound-set-1","status":"publish","type":"post","link":"https:\/\/mcqsadda.com\/index.php\/2024\/07\/02\/carbon-and-its-compound-set-1\/","title":{"rendered":"Carbon and its compound Set &#8211; 1"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>1. \u00a0Carbon exists in the atmosphere in the form of _____.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Carbon monoxide only<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B.  Carbon monoxide in traces and carbon dioxide <\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C.  Carbon dioxide only<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Coal<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:C.Carbon dioxide only <BR>\nSOLUTION :Therefore, option(C) is correct. i.e., Carbon exists in the atmosphere in the form of carbon dioxide only.<\/p>\n<\/div>egin\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. A molecule of ammonia (NH<sub>3<\/sub>) has ________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Only single bonds<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B.  Only double bonds<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Only triple bonds<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Two double bonds and one single bond<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:A.Only single bonds<BR>\nSOLUTION:So, baking soda does not contain water of crystallization.\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. Buckminsterfullerence is an allotropic form of _________<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. \u00a0\u00a0Phosphorus<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. \u00a0\u00a0Sulphur<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C.  Carbon<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D.  Tin<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER : C.Carbon<BR>\nSOLUTION: Buckminsterfullerene is an allotropic form of the element carbon, and contains 60 carbon atoms joined in a spherical structure.\n <\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>4. Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of ________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Addition reaction<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. Substitution reaction<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Displacement reaction<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Oxidation reaction<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:A.Addition reaction<BR>\nSOLUTION:When oils are treated with hydrogen in the presence of a palladium or nickel catalyst to form fats, it is an example of an addition reaction.\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>5. \u00a0In which of the following compounds  &#8212;&#8212;- OH is the functional group?<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Butanone<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. Butanol<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Butanoic acid<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Butanal<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:B.Butanol<BR>\nSOLUTION:The functional group -OH is found in alcohols, which are organic compounds that have alcohol-like characteristics. The suffix &#8220;-ol&#8221; is used for alcohols, such as butanol and ethanol.\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>6. \u00a0The soap molecule has a __________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. \u00a0Hydrophilic head and a hydrophobic tail<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. \u00a0Hydrophobic head and a hydrophilic tail<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Hydrophobic head and a hydrophobic tail<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Hydrophilic head and a hydrophilic tail<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:A.Hydrophilic head and a hydrophobic tail<BR>\nSOLUTION:A soap molecule has a hydrophilic head and a hydrophobic tail\n\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>7. Chlorine reacts with saturated hydrocarbons at room temperature in the ___________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Absence of sunlight<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. Presence of sunlight<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Presence of water<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Presence of hydrochloric acid<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:B.Presence of sunlight<BR>\nSOLUTION :\nTherefore, chlorine reacts with saturated hydrocarbons at room temperature in the presence of sunlight.\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>8. \u00a0 Ethanol reacts with sodium and forms two products. These are_____________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Sodium ethanoate and hydrogen<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. \u00a0Sodium ethanoate and oxygen<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Sodium ethoxide and hydrogen<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Sodium ethoxide and oxygen<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER: C.Sodium ethoxide and hydrogen<BR>\nSOLUTION:Ethanol acts as when it reacts with sodium metal to form sodium ethoxide and hydrogen gas.\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>9. Vinegar is a solution of ____________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. 50% &#8211; 60% acetic acid in alcohol<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. \u00a05% &#8211; 8% acetic acid in alcohol<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. 5% &#8211; 8% acetic acid in water<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. 50% &#8211; 60% acetic acid in water<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER:C.5% &#8211; 8% acetic acid in water<BR>\nSOLUTION:Vinegar is an aqueous solution of acetic acid and trace chemicals that may include flavourings. Vinegar typically contains 5\u20138% acetic acid by volume.\n<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>10. \u00a0The first member of alkyne homologous series is________.<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A. Ethyne<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B. Ethene<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C. Propyne<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D. Methane<\/strong><\/h3>\n\n\n\n<button class=\"acc\">ANSWER &#038; SOLUTION<\/button>\n<div class=\"pnl\">\n  <p>ANSWER: A.Ethyne<BR>\nSOLUTION:\nEthyne (\\(C_{2}H_{2}\\)) is the first member of the alkyne homologous series. It&#8217;s a hydrocarbon with two carbon atoms bonded by a triple bond, as shown in the structure H-C\u2261C-H. Ethyne is also known as acetylene and is used in arc welding as oxyacetylene gas.\u00a0            \n<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>1. \u00a0Carbon exists in the atmosphere in the form of _____. A. Carbon monoxide only B. Carbon monoxide in traces and carbon dioxide C. Carbon dioxide only D. Coal ANSWER &#038; SOLUTION ANSWER:C.Carbon dioxide only SOLUTION :Therefore, option(C) is correct. i.e., Carbon exists in the atmosphere in the form of carbon dioxide only. egin 2.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,19],"tags":[5134,5135,5133,5651,5653,5140,5142,5646,4029,5649,5652,5136,5144,5139,5143],"class_list":{"0":"post-9772","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-chemistry","7":"category-science","8":"tag-a-molecule-of-ammonia-nh3-has-________","9":"tag-buckminsterfullerence-is-an-allotropic-form-of-_________","10":"tag-carbon-exists-in-the-atmosphere-in-the-form-of-_____","11":"tag-chemistry-mcqs-for-sda-fda-pdo-vao-banking-kas-ias-ssc-gd-ssc-chsl-ssc-cgl-for-all-compitative-exams","12":"tag-chemistry-mcqs-for-sda-fda-pdo-vao-banking-kas-ias-ssc-gd-ssc-chsl-ssc-cgl-for-all-compitative-examsin-kannada","13":"tag-chlorine-reacts-with-saturated-hydrocarbons-at-room-temperature-in-the-___________","14":"tag-ethanol-reacts-with-sodium-and-forms-two-products-these-are_____________-2","15":"tag-exam-veda","16":"tag-mcqs-adda","17":"tag-mcqs-for-pc-psi-sda-fda-pdo-vao-banking-kas-ias-ssc-gd-ssc-chsl-ssc-cgl-for-all-compitative-exams","18":"tag-mcqs-for-pc-psi-sda-fda-pdo-vao-banking-kas-ias-ssc-gd-ssc-chsl-ssc-cgl-for-all-compitative-examsin-kannada","19":"tag-oils-on-treating-with-hydrogen-in-the-presence-of-palladium-or-nickel-catalyst-form-fats-this-is-an-example-of-________","20":"tag-the-first-member-of-alkyne-homologous-series-is________","21":"tag-the-soap-molecule-has-a-__________","22":"tag-vinegar-is-a-solution-of-____________"},"_links":{"self":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts\/9772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/comments?post=9772"}],"version-history":[{"count":1,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts\/9772\/revisions"}],"predecessor-version":[{"id":9787,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts\/9772\/revisions\/9787"}],"wp:attachment":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/media?parent=9772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/categories?post=9772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/tags?post=9772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}