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Earn 100

What is the pH value of pure water?
(a)
Less than 7
(b)
Greater than 7
(c)
Equal to 7
(d)
Greater than 14

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Important Questions on Electrochemistry
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Define the term: Corrosion
Write two applications of electrochernical series.

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Match the following:
Group-A | Group-B |
(i) Corrosion | (a) Lanthanides |
(ii) Gold sol | (b) Used in treatment of cancer |
(iii) Radon |
(c) Purple of cassius |
(iv) f-block elements |
(d) Barbituric acid |
(v) Tranquilizers | (e) Hydrated ferric oxide. |

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