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CHEM0603010
Which of the following diagram shows the correct apparatus set up to electroplate an iron with copper?
The figure shows the apparatus set up prepared by a student to electroplate an iron ring with silver. A current of 0.3A flows through the wire. However, the student found that this experiment fails at the end of the experiment. This is because
You are required to electroplate a metal spoon with chromium. Which of the following substances are suitable to be used as anode and electrolyte in the process?
Which of the followings are true about the metals and the method to extract (Method) these metals from their ore in industry?
The figure shows the setup of apparatus to purify copper. Which of the following is true about this process?
The diagram above shows the apparatus set-up of an experiment to purify silver. However, a student found that the experiment failed. What should he do to make this experiment successful?
In industry, aluminium is extracted through electrolysis. In the process, cryolite is added into the molten aluminium oxide. What is the purpose of adding cryolite?