{"id":23785,"date":"2024-04-15T06:38:12","date_gmt":"2024-04-15T06:38:12","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=23785"},"modified":"2024-04-15T06:38:12","modified_gmt":"2024-04-15T06:38:12","slug":"when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2\/","title":{"rendered":"When formaldehyde and potassium hydroxide are heated, we get A. Acetylene B. Methyl alcohol C. Methane D. Ethyl formate"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;Acetylene&#8221; option2=&#8221;Methyl alcohol&#8221; option3=&#8221;Methane&#8221; option4=&#8221;Ethyl formate&#8221; correct=&#8221;option4&#8243;]<!--more--><\/p>\n<p>The correct answer is: <strong>D. Ethyl formate<\/strong><\/p>\n<p>When formaldehyde and potassium hydroxide are heated, they react to form ethyl formate, a colorless liquid with a pleasant fruity odor. It is used as a solvent, a flavoring agent, and a fragrance.<\/p>\n<p>The reaction is as follows:<\/p>\n<p>$$\\ce{HCHO + KOH -&gt; CH3COOCH2CH3 + H2O}$$<\/p>\n<p>Acetylene (A) is a colorless gas with a garlic-like odor. It is used as a fuel and a chemical intermediate.<\/p>\n<p>Methyl alcohol (B) is a colorless liquid with a strong odor. It is used as a solvent, a fuel, and a chemical intermediate.<\/p>\n<p>Methane (C) is a colorless, odorless gas. It is the simplest alkane and the main component of natural gas.<\/p>\n<p>Ethyl formate (D) is a colorless liquid with a pleasant fruity odor. It is used as a solvent, a flavoring agent, and a fragrance.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;Acetylene&#8221; option2=&#8221;Methyl alcohol&#8221; option3=&#8221;Methane&#8221; option4=&#8221;Ethyl formate&#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":[19],"tags":[],"class_list":["post-23785","post","type-post","status-publish","format-standard","hentry","category-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>When formaldehyde and potassium hydroxide are heated, we get A. Acetylene B. Methyl alcohol C. Methane D. Ethyl formate<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"When formaldehyde and potassium hydroxide are heated, we get A. Acetylene B. Methyl alcohol C. Methane D. 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Acetylene B. Methyl alcohol C. Methane D. Ethyl formate","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2\/","og_locale":"en_US","og_type":"article","og_title":"When formaldehyde and potassium hydroxide are heated, we get A. Acetylene B. Methyl alcohol C. Methane D. Ethyl formate","og_description":"[amp_mcq option1=&#8221;Acetylene&#8221; option2=&#8221;Methyl alcohol&#8221; option3=&#8221;Methane&#8221; option4=&#8221;Ethyl formate&#8221; correct=&#8221;option4&#8243;]","og_url":"https:\/\/exam.pscnotes.com\/mcq\/when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2024-04-15T06:38:12+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2\/","url":"https:\/\/exam.pscnotes.com\/mcq\/when-formaldehyde-and-potassium-hydroxide-are-heated-we-get-a-acetylene-b-methyl-alcohol-c-methane-d-ethyl-formate-2\/","name":"When formaldehyde and potassium hydroxide are heated, we get A. 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