Question

Select the correct answer
Which of the following electronic structure is of a metal?

विकल्प

•  2, 8, 8  

• 2, 7 

• 2, 8, 2  

• 2, 8, 4

Answer 1

2, 8, 2 because it has only 2 electrons in its valence shell which can be lost to form a dipositive cation.