Building Atoms

Bohr Atomic Models

Hotspot

What is the atomic number of carbon?

Hotspot

What is the atomic mass of carbon?

Hotspot

What is the atomic symbol of carbon?

Multiple Choice

How many protons does Beryllium have?

• 4

• 5

• 7

• 9

Multiple Choice

How many electrons does Beryllium have if it has no charge?

• 4

• 5

• 7

• 9

Multiple Choice

How many neutrons does Beryllium have?

• 4

• 5

• 7

• 9

Match

Match the following

• First energy level

• Second Energy Level

• Third Energy Level

• Fourth Energy Level

2 electrons

8 electrons

8 electrons

18 electrons

• 2 electrons

• 8 electrons

• 8 electrons

• 18 electrons

Multiple Choice

Isotopes are atoms of a same element with a different number of...

• neutrons
• protons
• electrons

​LET'S BUILD!

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Questions?

Multiple Choice

What force hold the nucleus of an atom together?

• Strong nuclear force

• Weak force

• Electromagnetic force

• Gravity

Multiple Choice

How do atoms become stable again?

• Gaining more neutrons

• Gaining more protons

• Releasing particles or energy

• Releasing electrons

Multiple Choice

This process of losing particles or energy is called...

• Radioactivity

• Nuclear balancing

• Isotopic rearrangement

• Quantum Theory