{"id":19978,"date":"2024-04-15T05:46:46","date_gmt":"2024-04-15T05:46:46","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=19978"},"modified":"2024-04-15T05:46:46","modified_gmt":"2024-04-15T05:46:46","slug":"the-reaction-is-the-example-of-a-birch-reduction-b-clemmensen-reduction-c-wolff-kishner-reduction-d-hydride-reduction","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-reaction-is-the-example-of-a-birch-reduction-b-clemmensen-reduction-c-wolff-kishner-reduction-d-hydride-reduction\/","title":{"rendered":"The reaction, is the example of A. Birch reduction B. Clemmensen reduction C. Wolff-Kishner reduction D. Hydride reduction"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a97a24f2b707\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    Birch reduction                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    Clemmensen reduction                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    Wolff-Kishner reduction                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Hydride reduction                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is: <strong>A. Birch reduction<\/strong><\/p>\n<p>The Birch reduction is a chemical reaction that reduces an aryl ketone or aryl aldehyde to the corresponding hydrocarbon using lithium metal and liquid ammonia. The reaction is named after Arthur Birch, who first reported it in 1944.<\/p>\n<p>The Birch reduction is a two-step process. In the first step, lithium metal reacts with liquid ammonia to form lithium amide. In the second step, the lithium amide reacts with the aryl ketone or aryl aldehyde to form the corresponding hydrocarbon.<\/p>\n<p>The Birch reduction is a very versatile reaction and can be used to reduce a wide variety of aryl ketones and aryl aldehydes. The reaction is also relatively simple to perform and does not require any special equipment.<\/p>\n<p>However, the Birch reduction is not without its drawbacks. The reaction is exothermic and can be explosive if not carried out carefully. The reaction can also produce side products, such as lithium amide hydride.<\/p>\n<p>Despite its drawbacks, the Birch reduction is a valuable tool for organic chemists. The reaction is widely used in the synthesis of pharmaceuticals, natural products, and other organic compounds.<\/p>\n<p>Here are brief descriptions of the other options:<\/p>\n<ul>\n<li><strong>Clemmensen reduction<\/strong> is a chemical reaction that reduces ketones and aldehydes to the corresponding alkanes using zinc amalgam and hydrochloric acid. The reaction is named after Erik Christian Clemmensen, who first reported it in 1887.<\/li>\n<li><strong>Wolff-Kishner reduction<\/strong> is a chemical reaction that reduces ketones and aldehydes to the corresponding <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n       <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div>              <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> alkanes using hydrazine and sodium hydroxide. The reaction is named after Ludwig Wolff and Otto Kishner, who first reported it in 1912.<\/li>\n<li><strong>Hydride reduction<\/strong> is a chemical reaction that reduces organic compounds using hydride reagents, such as lithium aluminum hydride or sodium borohydride. The reaction is a general method for reducing a wide variety of organic compounds, including ketones, aldehydes, esters, and amides.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"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>The reaction, is the example of A. Birch reduction B. Clemmensen reduction C. Wolff-Kishner reduction D. 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