{"id":5120,"date":"2024-04-15T02:08:17","date_gmt":"2024-04-15T02:08:17","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=5120"},"modified":"2024-04-15T02:08:17","modified_gmt":"2024-04-15T02:08:17","slug":"which-of-the-following-is-not-a-combined-form-of-carbon-a-chalk-b-marble-c-diamond-d-dolomite","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-of-the-following-is-not-a-combined-form-of-carbon-a-chalk-b-marble-c-diamond-d-dolomite\/","title":{"rendered":"Which of the following is not a combined form of carbon? A. Chalk B. Marble C. Diamond D. Dolomite"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;Chalk&#8221; option2=&#8221;Marble&#8221; option3=&#8221;Diamond&#8221; option4=&#8221;Dolomite&#8221; correct=&#8221;option4&#8243;]<!--more--><\/p>\n<p>The correct answer is D. Dolomite.<\/p>\n<p>Chalk, marble, and diamond are all forms of carbon. Chalk is a soft, white sedimentary rock composed of calcium carbonate. Marble is a metamorphic rock composed of calcium carbonate. Diamond is a very hard, transparent gemstone composed of carbon. Dolomite is a sedimentary rock composed of calcium magnesium carbonate.<\/p>\n<p>Chalk is a soft, white sedimentary rock composed of calcium carbonate. It is formed when the remains of marine organisms, such as coral and algae, are buried and compacted over time. Chalk is used in a variety of products, including toothpaste, cosmetics, and chalkboards.<\/p>\n<p>Marble is a metamorphic rock composed of calcium carbonate. It is formed when limestone is subjected to heat and pressure. Marble is used in a variety of products, including countertops, floors, and sculptures.<\/p>\n<p>Diamond is a very hard, transparent gemstone composed of carbon. It is formed when carbon is subjected to extreme heat and pressure. Diamonds are used in a variety of products, including jewelry, industrial tools, and abrasives.<\/p>\n<p>Dolomite is a sedimentary rock composed of calcium magnesium carbonate. It is formed when limestone and dolomite mud are deposited together and then compacted over time. Dolomite is used in a variety of products, including cement, fertilizer, and glass.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;Chalk&#8221; option2=&#8221;Marble&#8221; option3=&#8221;Diamond&#8221; option4=&#8221;Dolomite&#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":[636],"tags":[],"class_list":["post-5120","post","type-post","status-publish","format-standard","hentry","category-non-metal-and-its-compounds","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>Which of the following is not a combined form of carbon? A. Chalk B. Marble C. Diamond D. 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