8.5A Atomic Structure CFU

Neutrons can be described as having a​ ​ (a)   ​ charge located in the ​ (b)   ​

• neutral
• nucleus
• negative
• positive
• electron cloud

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8.5A

Protons and neutrons are equal in mass, 1 amu. Protons and neutrons are also both located in the ​ (a)   but, protons are different from neutrons because they have a​ (b)   ​ charge. ​

• positive
• negative
• electron cloud
• neutral
• nucleus

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8.5A

The smallest particle of an atom is....

• nucleus

• electron

• proton

• neutron

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8.5A

The nucleus is made of...

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8.5A

Label the nucleus and electron cloud on the diagram.

a

b

Nucleus

electron cloud

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8.5A

Match the correct response to the vocabulary word.

• 1 amu

• Protons

• made of negatively charged particles

• Electron Cloud

• less than 1 amu

• Electrons

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8.5A

Which of the following is not a subatomic particle?

• electron

• proton

• neutron

• atom

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8.5A

What word describes the name of the center of an atom?

• electron

• proton

• neutron

• nucleus

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8.5A

Which of the following has no charge?

• electron

• proton

• neutron

• atom

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8.5A

Which of the following subatomic particle has a negative charge?

• electron

• proton

• neutron

• atom

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8.5A