{"id":22968,"date":"2024-04-15T06:27:27","date_gmt":"2024-04-15T06:27:27","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=22968"},"modified":"2024-04-15T06:27:27","modified_gmt":"2024-04-15T06:27:27","slug":"the-metal-that-is-used-as-a-catalyst-in-the-hydrogenation-of-oils-is-a-ni-b-pb-c-cu-d-pt","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-metal-that-is-used-as-a-catalyst-in-the-hydrogenation-of-oils-is-a-ni-b-pb-c-cu-d-pt\/","title":{"rendered":"The metal that is used as a catalyst in the hydrogenation of oils is A. Ni B. Pb C. Cu D. Pt"},"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_6a97f9679f8ad\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    Ni                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    Pb                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    Cu                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Pt                <\/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 $\\boxed{\\text{(D) Pt}}$.<\/p>\n<p>Platinum is a noble metal that is often used as a catalyst in chemical reactions. It is particularly effective in hydrogenation reactions, which are reactions in which hydrogen is added to another molecule. In the hydrogenation of oils, platinum is used to convert unsaturated fats into saturated fats. This process is used to improve the stability and shelf life of oils, and it is also used to produce margarine and shortening.<\/p>\n<p>Nickel is also a metal that is sometimes used as a catalyst in hydrogenation reactions. However, it is not as effective as platinum, and it is more likely to contaminate the product. Lead and copper are not typically used as catalysts in hydrogenation reactions.<\/p>\n<p>Here is a brief explanation <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            <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>     <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <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> of each option:<\/p>\n<ul>\n<li>Option (A), nickel, is a metal that is sometimes used as a catalyst in hydrogenation reactions. However, it is not as effective as platinum, and it is more likely to contaminate the product.<\/li>\n<li>Option (B), lead, is a heavy metal that is not typically used as a catalyst in hydrogenation reactions. It is a toxic substance that can be harmful to human health.<\/li>\n<li>Option (C), copper, is a metal that is sometimes used as a catalyst in other types of chemical reactions. However, it is not typically used as a catalyst in hydrogenation reactions.<\/li>\n<li>Option (D), platinum, is a noble metal that is often used as a catalyst in chemical reactions. It is particularly effective in hydrogenation reactions, which are reactions in which hydrogen is added to another molecule. In the hydrogenation of oils, platinum is used to convert unsaturated fats into saturated fats. This process is used to improve the stability and shelf life of oils, and it is also used to produce margarine and shortening.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Join Our Telegram Channel 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":[19],"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 metal that is used as a catalyst in the hydrogenation of oils is A. Ni B. Pb C. Cu D. 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