Question

Which is an example of an atom?

A)
The smallest unit of Ne.
Eliminate

B)
The smallest unit of P4.

C)
The smallest unit of NH3.

D)
The smallest unit of H2O.

Answer 1

option A

Step-by-step explanation:

Answer 2

I believe the correct answer from the choices listed above is option A. The smallest unit of Ne would be an example of an atom. An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.
Hope this answers the question. Have a nice day.