{"id":23406,"date":"2024-04-15T06:33:15","date_gmt":"2024-04-15T06:33:15","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=23406"},"modified":"2024-04-15T06:33:15","modified_gmt":"2024-04-15T06:33:15","slug":"bronze-is-an-alloy-of-a-copper-and-zinc-b-tin-and-zinc-c-copper-and-tin-d-iron-and-zinc","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/bronze-is-an-alloy-of-a-copper-and-zinc-b-tin-and-zinc-c-copper-and-tin-d-iron-and-zinc\/","title":{"rendered":"Bronze is an alloy of A. Copper and Zinc B. Tin and Zinc C. Copper and Tin D. Iron and Zinc"},"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_6aad3787cca2d\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    Copper and Zinc                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    Tin and Zinc                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"true\">\r\n                    Copper and Tin                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Iron and Zinc                <\/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>C. Copper and Tin<\/strong><\/p>\n<p>Bronze is an alloy of copper and tin. It is one of the oldest metal alloys, and was first used in the Bronze Age. Bronze is harder and more durable than copper, and it can be cast into complex shapes. It is also resistant to corrosion, making it ideal for use in marine applications.<\/p>\n<p>Tin is a soft, silvery-white metal that is found in nature as the mineral cassiterite. It is a relatively rare element, making up only about 0.001% of the Earth&#8217;s crust. Tin is used in a variety of alloys, including bronze, pewter, and solder. It is also used in the production of tinplate, which is a type of steel <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> that is coated with tin to prevent corrosion.<\/p>\n<p>Copper is a reddish-brown metal that is found in nature as the mineral chalcopyrite. It is the second most abundant metal in the Earth&#8217;s crust, making up about 0.06% of the total mass. Copper is a good conductor of electricity and heat, and it is also used in a variety of alloys, including bronze, brass, and cupronickel.<\/p>\n<p>Iron is a hard, gray metal that is found in nature as the mineral hematite. <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> It is the most abundant metal in the Earth&#8217;s crust, making up about 4.6% of the total mass. Iron is a good conductor of electricity and heat, and it is also used in a variety of alloys, including steel.<\/p>\n<p>Zinc is a bluish-white metal that is found in nature as the mineral sphalerite. It is the 24th most abundant element in the Earth&#8217;s crust, making up about 0.007% of the total mass. Zinc is used in a variety of alloys, including brass, bronze, and galvanized steel. It is also used in the production of batteries, pigments, and rubber.<\/p>\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>Bronze is an alloy of A. Copper and Zinc B. Tin and Zinc C. Copper and Tin D. 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