WHO AM I?

Read the clues below to complete the puzzle.

I am an eight-letter word. I am a huge number and I am in charge of this unit’s discussion.

For you to find out who I am, you need to answer the eight clues below. The initial letter of

each answer will give you the clue to help you solve the puzzle.



1. A negative ion

2. The outermost electron

3. Element with an atomic number of 8

4. Examples are helium, hydrogen, oxygen

5. Number identity of an atom

6. Sublevel with 5 orbitals

7. Movement of gas molecules

8. Rule that states that atom must have 8 valence electrons ​