Faraday’s Laws (VCE SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the primary purpose of tin coating on steel food cans?
What is the primary purpose of tin coating on steel food cans?
To prevent rusting by stopping contact
In an electroplating cell, which electrode is the object being plated?
In an electroplating cell, which electrode is the object being plated?
The cathode (negative electrode)
What process occurs at the cathode during electroplating?
What process occurs at the cathode during electroplating?
Reduction (gain of electrons)
A current of 5.0 A flows for 600 s. What is the total charge in coulombs?
A current of 5.0 A flows for 600 s. What is the total charge in coulombs?
3000 C
What does Faraday's First Law state about mass and charge?
What does Faraday's First Law state about mass and charge?
Mass is directly proportional to charge
What is the value of Faraday's constant ()?
What is the value of Faraday's constant ()?
96,500 C mol⁻¹
How many moles of electrons are needed to deposit 1 mole of as chromium?
How many moles of electrons are needed to deposit 1 mole of as chromium?
3 moles
Which metals require 2 moles of electrons to deposit 1 mole of metal atoms?
Which metals require 2 moles of electrons to deposit 1 mole of metal atoms?
, ,
What equation relates charge () to moles of electrons ()?
What equation relates charge () to moles of electrons ()?
In fuel cells, how do electrons behave compared to electrolytic cells?
In fuel cells, how do electrons behave compared to electrolytic cells?
Electrons are produced, not consumed