Unit 7 – Electrochemistry
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Unit 7 – Electrochemistry
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Question 1 of 10
1. Question
Spontaneous chemical reactions take place in:
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Question 2 of 10
2. Question
Formation of water from hydrogen and oxygen is:
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Question 3 of 10
3. Question
Which one of the following is not an electrolytic cell?
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Question 4 of 10
4. Question
The oxidation number of chromium in K2Cr2O7 is:
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Question 5 of 10
5. Question
Which one of the following is not an electrolyte?
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Question 6 of 10
6. Question
The most common example of corrosion is:
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Question 7 of 10
7. Question
Nelson’s cell is used to prepare caustic soda along with gases. Which of the following gas is produced at cathode:
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Question 8 of 10
8. Question
During the formation of water from hydrogen and oxygen, which of the following does not occur:
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Question 9 of 10
9. Question
The formula of rust is:
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Question 10 of 10
10. Question
In the redox reaction between Zn and HCl, the oxidizing agent is:
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