Who Am I

I am an atom with 1 proton and 1 electron. Who am I?

• Hydrogen

• Helium

• Lithium

• Barium

I have 10 protons, 12 neutrons, and 10 electrons. Who am I?

• Sodium

• Nitrogen

• Neon

• Boron

I am an atom with 2 electrons in my outer energy level when I am stable.

• Potassium

• Hydrogen

• Beryllium

• Neon

I have 12 protons, 12 neutrons and 12 electrons. What is my atomic mass?

• 12

• 24

• 36

• 6

I have 13 protons, 12 neutrons and 11 electrons. What is my charge?

• +2

• -2

• 0

• +3

I have 8 protons, 8 electrons and 8 neutrons. Who am I?

• Sulfur

• Argon

• Beryllium

• Oxygen

I have 9 protons, 10 neutrons and 9 electrons. What is my atomic mass?

• 19

• 10

• 18

• 9

I have a mass of 32. I have 16 protons. How many neutrons do I have?

• 32

• 16

• 8

• 48

I have 2 electrons in my first energy level, 5 electrons in my second energy level, and I have 6 protons. What is my charge?

• 0

• +1

• -1

• 7

I have 5 protons, 7 neutrons and 7 electrons. What is my charge?

• +2

• -2

• 0

• 5