Question

Which of these elements commonly does not form a diatomic molecule? A. H B. N C. O D. CI E. He

Answer 1

A commonly used word for diatomic molecules is BrINClHOF. The only answer choice that is not included in BrINClHOF is E. He.

Hope this helps!

Answer 2

Answer:

The answer is E) He

Explanation:

The He atom belongs to the group of the noble gases. These group has the property that they are chemichally inert respect of the other elements, which means that the noble gases don't usually react with another elements or with each other.

All the other elements are unstable in the nature and need to bond with another atom of themselves to existe. The He atom does not have this problem and exist as a monatomic molecule.