The most common oxidation state of an element is -2. The number of electrons present in the outermost shell is

Question

The most common oxidation state of an element is -2. The number of electrons present in the outermost shell is (A) 2 (B) 4 (C) 6 (D) 8

Tardigrade Admin · Accepted Answer

Since the common oxidation state of metal is -2. This indicates it is 2 electrons short of noble gas configuration. Therefore, it has six electrons in valence shell.

Q. The most common oxidation state of an element is -2. The number of electrons present in the outermost shell is

2

4

6

8

Since the common oxidation state of metal is -2. This indicates it is 2 electrons short of noble gas configuration. Therefore, it has six electrons in valence shell.