Asked in Premeth Test 46 — Electrochemistry

Directions: Read the following information and give answer.In a joint family, there are father, mother, 3 married sons and one unmarried daughter. Of the sons, two have 2 daughters each, and one has a son. How many female members are there in the family?

Correct answer: D. 9

  • A. 2
  • B. 3
  • C. 6
  • D. 9

Explanation

The correct answer is 9. The family consists of:1 mother1 unmarried daughter3 daughters-in-law (one for each married son)4 grand-daughters (two from each of the two sons who have daughters)Thus, there are a total of 9 female members. Options A (2) and B (3) are incorrect as they significantly underestimate the number of females by excluding various categories. Option C (6) is closer but still incorrect as it omits the grand-daughters, who are part of the family.

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About Electrochemistry

Electrochemistry describes electron transfer through oxidation and reduction, identifies oxidizing and reducing agents, and applies oxidation numbers to balance redox equations. It also covers electrode potential and the standard hydrogen electrode, which provides the reference for comparing the reduction tendencies of other electrodes.

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