What is a blast furnace?
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What is reduction?
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{"type":"multi-choice","id":"2459","dataJson":{"type":"multi-choice","slide_id":14420,"key":2459,"prompt":"\u003cp\u003eWhat is reduction?\u003c/p\u003e","validResponse":[2915],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"chemical decomposition produced by passing an electric current through a molten (liquid) or solution of an (ionic) compound","value":2914,"fileboyId":"6e532dff-a6f5-4db3-b6d8-9346db0d0355"},{"label":"a furnace for smelting iron ores to make iron","value":2913,"fileboyId":"49c20e15-917e-41d2-9411-16fbe69fda73"},{"label":"a type of reaction where a substance loses oxygen, opposite of oxidation","value":2915,"fileboyId":"d9625e6e-5fa0-4bee-a185-a9cd1dda8d5d"},{"label":"a naturally occurring rock from which a metal can be extracted","value":2912,"fileboyId":"404f5b7d-4161-4529-96d3-738a04d45981"},{"label":"extract (metal) from its ore by a process involving heating and melting","value":2916,"fileboyId":"798ff0c9-d52e-47d4-93d0-b18208aefa4c"}],"question_data":{"body":"There are three key regions on the reactivity series to remember when thinking about how to extract metals from ores:\u003cbr\u003e\n1. Metals more reactive than carbon are extracted using electrolysis. \u003cbr\u003e\n2. Metals less reactive than carbon can be extracted by reduction with carbon.\u003cbr\u003e\n3. Non-reactive metals are normally found as pure metal. They are known as native metals.","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/be80bf4a-8d5b-407d-913e-7fc7aa33bd5a?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What does smelting mean?
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{"type":"multi-choice","id":"2458","dataJson":{"type":"multi-choice","slide_id":14411,"key":2458,"prompt":"\u003cp\u003eWhat does smelting mean?\u003c/p\u003e","validResponse":[2916],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"chemical decomposition produced by passing an electric current through a molten (liquid) or solution of an (ionic) compound","value":2914,"fileboyId":"6e532dff-a6f5-4db3-b6d8-9346db0d0355"},{"label":"a type of reaction where a substance loses oxygen, opposite of oxidation","value":2915,"fileboyId":"d9625e6e-5fa0-4bee-a185-a9cd1dda8d5d"},{"label":"a naturally occurring rock from which a metal can be extracted","value":2912,"fileboyId":"404f5b7d-4161-4529-96d3-738a04d45981"},{"label":"extract (metal) from its ore by a process involving heating and melting","value":2916,"fileboyId":"798ff0c9-d52e-47d4-93d0-b18208aefa4c"},{"label":"a furnace for smelting iron ores to make iron","value":2913,"fileboyId":"49c20e15-917e-41d2-9411-16fbe69fda73"}],"question_data":{"body":"The process used to convert a metal ore into a native metal is called smelting. Iron was one of the first metals used by early people, so let’s examine it first.\n","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/80e3a374-c887-4ca5-b1d7-8b74e06c8f0c?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What is electrolysis?
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What is an ore?
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{"type":"multi-choice","id":"2462","dataJson":{"type":"multi-choice","slide_id":14408,"key":2462,"prompt":"\u003cp\u003eWhat is an ore?\u003c/p\u003e","validResponse":[2912],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"a type of reaction where a substance loses oxygen, opposite of oxidation","value":2915,"fileboyId":"d9625e6e-5fa0-4bee-a185-a9cd1dda8d5d"},{"label":"extract (metal) from its ore by a process involving heating and melting","value":2916,"fileboyId":"798ff0c9-d52e-47d4-93d0-b18208aefa4c"},{"label":"chemical decomposition produced by passing an electric current through a molten (liquid) or solution of an (ionic) compound","value":2914,"fileboyId":"6e532dff-a6f5-4db3-b6d8-9346db0d0355"},{"label":"a furnace for smelting iron ores to make iron","value":2913,"fileboyId":"49c20e15-917e-41d2-9411-16fbe69fda73"},{"label":"a naturally occurring rock from which a metal can be extracted","value":2912,"fileboyId":"404f5b7d-4161-4529-96d3-738a04d45981"}],"question_data":{"body":"The ability to refine metal from metal ores is one of the most important technologies invented by civilization. The phases of human progress are marked by names such as the Copper Age, Bronze Age, and Iron Age.\n","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/966dea0c-00b8-409a-a99d-deefa172dae5?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
Look at the slide below to work out the answer.