Physical Science - Chapter 16

How many electrons does Si contain? (click to see image)

• 14
• 28
• 2
• 4

What is the atomic number of this nucleus?

• 1
• 3
• 4
• 7

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NGSS.MS-PS1-1

What is the mass number of this nucleus?

• 1
• 3
• 4
• 7

Tags

NGSS.MS-PS1-1

What is the atomic mass of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.MS-PS1-1

What is the atomic number of this atom?

• 4
• 5
• 9
• none of the above

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NGSS.MS-PS1-1

What is the mass number of this atom?

• 4
• 5
• 9
• none of the above

Tags

NGSS.MS-PS1-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

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NGSS.MS-PS1-1

The first energy level can hold up to how many electrons?

• 8
• 4
• 2
• 5

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NGSS.MS-PS1-1

The particles that are found in the nucleus of an atom are

• neutrons and electrons
• electrons only
• protons and neutrons
• protons and electrons

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NGSS.HS-PS1-8

Where are electrons of an atom found?

• Nucleus
• Electron Cloud
• Some are in the nucleus and some in the electron cloud.
• They are moving everywhere.

Tags

NGSS.MS-PS1-1