Build an Atom

Part I - Build an Atom Review

Unit 2: Biochemistry​

Grade 10 Biology 2021-2022

Multiple Choice

The particles that are found in the nucleus (the center) of an atom are...

• neutrons and electrons

• electrons only

• protons and neutrons

• protons and electrons

Multiple Choice

Which particle determines the name of the element?

• Proton

• Neutron

• Electron

• Atom

Multiple Choice

Neutral atoms have...

• More protons than electrons

• More electrons than protons

• The same number of protons and electrons

• The same number of protons and neutrons

Multiple Choice

Positive ions have...

• More protons than electrons

• More electrons than protons

• The same number of protons and electrons

• The same number of protons and neutrons

Multiple Choice

Negative ions have...

• More protons than electrons

• More electrons than protons

• The same number of protons and electrons

• The same number of protons and neutrons

Multiple Choice

The image shows a lithium (Li) atom. What is the charge of Li?

• 0

• +1

• -1

• +3

• -3

Multiple Choice

Is this a neutral atom, a cation, or anion?

• Neutral atom

• Cation

• Anion

Multiple Choice

The image shows a lithium (Li) atom. What is the mass of Li?

• 3

• 4

• 7

• 10

Poll

On a scale of 1 to 5, rate your understanding of Part I of the Build an Atom activity.

• 1 - I don't understand the activity. 😫

• 2 - I am confused about most of the activity. 😕

• 3 - I somewhat understand the activity but I have many questions. 🤔

• 4 - I understand the activity but I still have some questions. 🙂

• 5 - I understand the activity very well. 😎