Answer each question by dragging the appropriate answer in blue to the correspon

Question

Answer each question by dragging the appropriate answer in blue to the corresponding answer blank. What element is used to What material, when molten, convert pig iron into steel? dissolves aluminum oxide? What is the active reducing What is the most abundant agent in a blast furnace? element in 14 -karat gold? What material reacts to cause What aqueous compound can slag formation in a blast furnace? dissolve gold at room temperature? What element is used to What group of elements remove sulfur from copper are used to make p -type ore during smelting? semiconductors? What group of elements What is the formula for the are used to make n -type main compound in copper semiconductors? matte?

Explanation / Answer

1.lime stone            6.cryolite

2.carbon monoxide      7.gold

3.lime stone                8.NaCN

4.oxygen                     9.13th group

5.Cu2S                       10.15th group

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