SC Unit 7 Review Practice

What charge does a proton have?

• Positive

• Negative

• Neutral (No Charge)

What charge does a neutron have?

• Positive

• Negative

• Neutral (No Charge)

What type of charge does an electron have?

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Draw what an atom looks like. Be sure to include the nucleus and orbitals.

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​ (a)   do not belong inside the nucleus.

• Electrons
• Protons
• Neutrons
• Positrons

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Electrons are positioned in rings around the nucleus known as

What could be found inside the nucleus?

• Protons

• Protons and Neutrons

• Protons and Electrons

• Neutrons and Electrons

How do we find the number of neutrons?

The atomic number is the same as the number of

• Orbitals

• Nucleus

• Protons and Neutrons

• Protons and Electrons

What is the atomic number for silicon (Si) ?

• 3

• 14

• 29

• 28