The Atomic Number of Neon Is 10

question 19

Multiple Choice

The atomic number of neon is 10. Therefore, which of the following is most correct about an atom of neon?

• A) It has 8 electrons in its outer electron shell.
• B) It is inert.
• C) It has an atomic mass of 10 daltons.
• D) It has 8 electrons in its outer electron shell and it is inert.
• E) It has 8 electrons in its outer electron shell, it is inert, and it has an atomic mass of 10 daltons.

---

Definitions:

Method of Concomitant Variations

A scientific method where one observes the changes in one variable alongside the changes in another, determining correlation.

Sunlight

The light and energy that comes from the sun, providing warmth and facilitating photosynthesis in plants.

Method of Concomitant Variations

A research method where one observes the effects of the deliberate variation of one factor on a phenomenon to identify causation.

Necessary Condition

A necessary condition is a condition that must be present for an event or state of affairs to occur; without it, the event or state cannot exist.