{"id":23571,"date":"2024-04-15T06:35:25","date_gmt":"2024-04-15T06:35:25","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=23571"},"modified":"2024-04-15T06:35:25","modified_gmt":"2024-04-15T06:35:25","slug":"the-refrigerant-freon-is-a-calcium-tetra-fluoride-b-difluoro-dichloro-methane-c-fluorspar-and-felspar-d-hydrofluosilicic-acid","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-refrigerant-freon-is-a-calcium-tetra-fluoride-b-difluoro-dichloro-methane-c-fluorspar-and-felspar-d-hydrofluosilicic-acid\/","title":{"rendered":"The Refrigerant &#8216;FREON&#8217; is A. Calcium Tetra Fluoride B. Difluoro Dichloro Methane C. Fluorspar and Felspar D. Hydrofluosilicic Acid"},"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_6aa7f6119ec5e\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    Calcium Tetra Fluoride                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"true\">\r\n                    Difluoro Dichloro Methane                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    Fluorspar and Felspar                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Hydrofluosilicic Acid                <\/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 B. Difluoro Dichloro Methane.<\/p>\n<p>Freon is a trade name for a group of chlorofluorocarbons (CFCs) that were once widely used as refrigerants, aerosol propellants, and solvents. However, CFCs were found to be harmful to the environment, and their use has been phased out.<\/p>\n<p>Difluorodichloromethane (CFC-12) is the most common type of <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                    <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> Freon. It is a colorless, odorless gas that is nonflammable and nontoxic. It is also very stable, which makes it ideal for use as a refrigerant.<\/p>\n<p>CFC-12 is a greenhouse gas, and it contributes to climate change. It also depletes the ozone layer, which protects the Earth from harmful ultraviolet <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> radiation.<\/p>\n<p>For these reasons, the use of CFCs has been phased out. However, they are still used in some applications, such as in some medical devices.<\/p>\n<p>The other options are incorrect.<\/p>\n<ul>\n<li>Calcium Tetra Fluoride is a white, crystalline solid that is used in the production of aluminum and other metals.<\/li>\n<li>Fluorspar and Felspar are minerals that are used in the production of glass and ceramics.<\/li>\n<li>Hydrofluosilicic Acid is a colorless, fuming liquid that is used in the production of hydrofluoric acid and other chemicals.<\/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":[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 Refrigerant &#039;FREON&#039; is A. 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