What Element am I?
Atomic Particles
Finding Mass #
100

I have an atomic number of 6 and make up all living things

Carbon

100

I have a positive charge

protons 

100

What is the formula to find an elements mass number

protons + neutrons= elements mass #

200

I have 20 protons and am an important element that is needed for your bones

Calcium

200

I have no charge

neutron

200

I have 5 protons and 5 neutrons. What is my mass number?

Bonus: What element am I? (50 points)

10

Boron

300

I have 17 protons and 17 electrons when neutral. I can be used to treat swimming pools

Chlorine

300

The 3 atomic particles that make up an atom

protons, neutrons, and electrons

300

I have 16 protons and 16 neutrons. What is my mass number?

Bonus: What element am I? (50 points)

36

Sulfur

400

I have a mass number of 14 and have 7 neutrons

Nitrogen

400
Identify where each of the atomic particles resides in an atom

Protons and neutrons are in the nucleus

Electrons are in the shells of the electron cloud

400

I have 19 protons and 20 neutrons. What is my mass number?

Bonus: What element am I? (50 points)

39 

Potassium

500

I have a mass number of 79 and have 44 neutrons

Bromine

500

Identify the mass of each of the atomic particles

Protons and neutrons= 1 amu

Electrons= 0 amu

500

I am a neutral atom. I have 9 electrons and 10 neutrons. What is my mass number?

Bonus: What element am I? (50 points)

19

Flourine