Atoms and The Periodic Table

What is the smallest unit of matter called

• elements
• atoms
• compounds
• cells

Tags

NGSS.MS-PS1-1

What is the atomic mass of Neon?

• 10
• 20.18
• 10.18
• 20.18

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NGSS.HS-PS1-1

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

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NGSS.MS-PS1-1

What is the atomic mass of Copper?

• 63
• 29
• 34
• 92

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NGSS.MS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

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NGSS.MS-PS1-1

How many electrons does a Copper atom have?

• 63
• 29
• 92
• 34

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NGSS.MS-PS1-1

What element is represented in this Bohr Model? 

• Carbon
• Hydrogen
• Aluminum
• Lithium

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NGSS.MS-PS1-1

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

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NGSS.MS-PS1-1

How many electrons do atoms need to be stable?

• 1
• 2
• 6
• 8

Tags

NGSS.MS-PS1-1

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2