{"id":5423,"date":"2024-04-15T02:13:17","date_gmt":"2024-04-15T02:13:17","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=5423"},"modified":"2024-04-15T02:13:17","modified_gmt":"2024-04-15T02:13:17","slug":"which-of-the-following-options-represents-the-correct-descending-order-of-hydrogen-atoms-a-alkine-alkyne-alkane-b-alkyl-alkine-alkyne-c-alkyne-alkine-alkane-d-alkane-alkyne-alkine","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-of-the-following-options-represents-the-correct-descending-order-of-hydrogen-atoms-a-alkine-alkyne-alkane-b-alkyl-alkine-alkyne-c-alkyne-alkine-alkane-d-alkane-alkyne-alkine\/","title":{"rendered":"Which of the following options represents the correct descending order of hydrogen atoms? A. alkine, alkyne, alkane B. alkyl, alkine, alkyne C. alkyne, alkine, alkane D. alkane, alkyne, alkine"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;alkine, alkyne, alkane&#8221; option2=&#8221;alkyl, alkine, alkyne&#8221; option3=&#8221;alkyne, alkine, alkane&#8221; option4=&#8221;alkane, alkyne, alkine&#8221; correct=&#8221;option4&#8243;]<!--more--><\/p>\n<p>The correct answer is D. alkane, alkyne, alkyne.<\/p>\n<p>An alkane is a hydrocarbon that contains only carbon and hydrogen atoms and has the general formula CnH2n+2. An alkyne is a hydrocarbon that contains only carbon and hydrogen atoms and has the general formula CnH2n-2. An alkyl group is a hydrocarbon group that contains one or more carbon atoms and is derived from an alkane by removal of one hydrogen atom.<\/p>\n<p>The number of hydrogen atoms in an alkane, alkyne, and alkyl group is given by the following equations:<\/p>\n<p>Number of hydrogen atoms in an alkane = n + 2<br \/>\nNumber of hydrogen atoms in an alkyne = n &#8211; 2<br \/>\nNumber of hydrogen atoms in an alkyl group = n<\/p>\n<p>Therefore, the correct descending order of hydrogen atoms is alkane, alkyne, alkyne.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;alkine, alkyne, alkane&#8221; option2=&#8221;alkyl, alkine, alkyne&#8221; option3=&#8221;alkyne, alkine, alkane&#8221; option4=&#8221;alkane, alkyne, alkine&#8221; correct=&#8221;option4&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[],"class_list":["post-5423","post","type-post","status-publish","format-standard","hentry","category-organic-chemistry","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Which of the following options represents the correct descending order of hydrogen atoms? 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