Iron And Basic Electrolysis Quiz

7 Questions | By Jleopold | Last updated: Jul 30, 2011 | Total Attempts: 221

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Take this 20 question quiz to quiz yourself on Iron, Iron Ore, the blast furnace and electrolysis!

Questions and Answers

1.

What is an ORE?
- A.
  
  An ore is a chemical that occurs in the Earth's crust but it has a small percentage of that metal which can be successfully extracted.
- B.
  
  An ore is a mineral that occurs in the Earth's crust with a large percentage of that metal able to be extracted.
- C.
  
  An ore is an element that is added to the blast furnace to take Iron out of its oxide, Iron Oxide.
2.

Which is added to the BLAST FURNACE to take Iron out of its ore?
- A.
  
  Calcium Carbonate (CaCO3)
- B.
  
  Calcium Oxide (CaO)
- C.
  
  Silicon Dioxide (SiO)
- D.
  
  Calcium Silicate (CaSiO3)
- E.
  
  The ore of Iron, Iron oxide
3.

What is the CHEMICAL EQUATION for Iron being extracted from its ore?
- A.
  
  Iron + Oxide + X = Iron
- B.
  
  Iron Oxide + Calcium Carbonate = Iron
- C.
  
  Iron Oxide +
- D.
  
  Iron Oxide + X = Iron
- E.
  
  Iron + Oxide = Iron
4.

What is the "X" in the CHEMICAL EQUATION to take Iron out of its ore?
- A.
  
  A reducing agent - carbon monoxide
- B.
  
  An oxidizing agent - nitric oxide
5.

What is the major impurity in the IRON ORE?
- A.
  
  Silicon Dioxide
- B.
  
  Limestone
- C.
  
  Silica
- D.
  
  There is no impurity
6.

A ____ is used to recycle Iron
7.

How is a CONVERTER used to recycle Iron?
- A.
  
  It is used to mix together solid scrap iron/steel with molten iron.
- B.
  
  It is used to mix together molten (liquid) scrap iron/steel with molten iron.
- C.
  
  It is used to mix together molten (liquid) scrap iron/steel with silicon dioxide.

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