Show Me the Model
How Many Particles?
General Knowledge
100

He

Model Should Have:

2 Protons

2 Neutrons

2 Electrons

100

How many protons does the element Hydrogen(H) have?

1 Proton

100

Where can you find the Atomic Number and Mass Numbers for specific Elements?

The Periodic Table of Elements

200

B

Model Should Have:

5 Protons

6 Neutrons

5 Electrons

200

How many electrons does the element Oxygen (O) have?

8 Electrons

200

Ions are ________ versions of Elements.

Charged (either positive or negative)

300

Na

Model Should Have:

11 Protons

12 Neutrons

11 Electrons

300

If an Element is Neutral and has 12 Protons, how many Electrons does it have?

12 Electrons

300

What subatomic particles are located in the Nucleus of an atom?

Protons and Neutrons

400

Al-29

Model Should Have:

13 Protons

16 Neutrons

13 Electrons

400

How many Neutrons does the Isotope As-79 have?

This Isotope has...

46 Neutrons

400

What are the Charges of Protons, Neutrons, and Electrons?

Protons = Positive

Neutrons = Neutral

Electrons = Negative

500

Ar4+

Model Should Have:

18 Protons

22 Neutrons

14 Electrons

500

How many Neutrons does the Isotope Pt-190 have?

This Isotope has...

112 Neutrons

500

What information does the Atomic Number of an element tell us, and what information does the Mass Number of an Element tell us

Atomic Number = Number of Protons

Mass Number = Number of Protons + Neutrons

600

P6-

Model Should Have:

15 Protons

16 Neutrons

21 Electrons

600

How many electrons does the Ion Cs7-

This Ion has...

62 Electrons

600

Isotopes can either be _______ where they stick around, or _________ where they will decay over time.

Stable or Radioactive

700

Si-254-

Model Should Have:

76 Protons

122 Neutrons

71 Electrons

700

How many Protons, Neutrons, and Electrons does 

Os-1985+ have?

This Ionized Isotope has...

76 Protons

122 Neutrons

71 Electrons

700

What is the name of the ACTUAL number below the element on the periodic table? (the one that has decimal places)

Atomic Weight

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