Extraction Of Iron And Basic Electrolysis Quiz
In this quiz we’ll be taking a look at two subjects regarding the scientific study of chemistry: iron extraction and the process of electrolysis, which is a technique that involves using a direct electric current to drive an otherwise non-spontaneous chemical reaction. What do you know about them?
- 1.What is the main components of iron ore?
- A.
Iron Oxide and Silica
- B.
Silica and Oxide
- C.
Iron and Silicone
- D.
Iron Oxide and Silico
- E.
Iron Oxide and Silicone
- 2.Choose the correct definition of oxidation
- A.
The addition of oxygen to a molecule with too many protons
- B.
The subtraction of oxygen to a compound with a loss of electrons
- C.
The addition of oxygen to a compound with a loss of protons
- D.
The subtraction of oxygen to a compound with too many protons
- E.
The addition of oxygen to a compound with a loss of electrons
- 3.An electrode is a part of a circuit that _____ ________.
- 4.Choose the correct definition of Anion
- A.
Anion is an ion that is negatively charged.
- B.
Anion is an ion that is positively charged.
- C.
Anion is an ion that has neither negative or a positive charge.
- 5.Electrolysis _____ compounds using an ______ current.-----------SEPARATE ANSWERS WITH A COMMA.e.g.Scruffy is a dog. A dog is an ____. The scientific name for dog is ____.animal, canine---------------
- 6.An anode is a __________
- 7.A Cathode is the _______ of Anode; it is a _______ charged electrode.----------- SEPARATE ANSWERS WITH A COMMA. e.g. Scruffy is a dog. A dog is an ____. The scientific name for dog is ____. animal, canine ---------------
- 8.Electrolysis only happens with _______ compounds.
- 9.Ionic compounds contain ______. They are not ______ or ______ charged.----------- SEPARATE ANSWERS WITH A COMMA. e.g. Scruffy is a dog. A dog is an ____. The scientific name for dog is ____. animal, canine ---------------
Questions: 10 | Attempts: 7873 | Last updated: Jul 15, 2020
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Sample QuestionIn electrolysis, only _____________ ions present can be discharged.
Questions: 7 | Attempts: 1202 | Last updated: Nov 27, 2018
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Sample QuestionBob is doing an electrolysis experiment and he wants to obtain sodium metal. He has a typical electrolysis set-up with Graphite electrodes. He has a bottle of Sodium Chloride crystals. What should he do with the Sodium Chloride crystals before he starts the experiment , so that he gets the result he wants?
Questions: 6 | Attempts: 941 | Last updated: Nov 27, 2018
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Sample QuestionBromide ions would move towards electrode A
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