Redox Reactions And Electrochemistry Question 305

Question: The most common oxidation state of an element is -2. The number of electrons present in its outermost shell is [BHU 1983; NCERT 1974; CPMT 1977]

Options:

A) 4

B) 2

C) 6

D) 8

Show Answer

Answer:

Correct Answer: C

Solution:

Oxygen has 6 electrons in the outer most shell and shows common oxidation state - 2.