Quizizz Practice Unit 4 Lesson 1

How many valence (outer) electrons does an Oxygen atom have?

• 2

• 6

• 8

• 16

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NGSS.HS-PS1-1

What is the atomic number of this element?

• 17

• 18

• 35

• 35.453

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How many electrons can fit on the 1st energy level (orbital) for any Bohr Model?

• 2

• 6

• 8

• 10

What is the mass number of this atom of Chlorine?

• 17

• 18

• 35

• 35.453

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NGSS.MS-PS1-1

___________ simplify the Bohr Model by showing only the outer valence electrons used for bonding.

• Lewis Dot Diagrams

• Bohr Models

• Electron Clouds

• Periodic Tables

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NGSS.HS-PS1-2

What is a valence electron?

• Electrons in the first energy shell

• Electrons in the second energy shell

• Electrons in the outer shell

• Total number of electrons

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NGSS.HS-PS1-2

Name this element.

• Neon

• Magnesium

• Sodium

• Manganese

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How many valence electrons does this Bohr model have?

• 2

• 3

• 4

• 5

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does this Bohr model have?

• 2

• 5

• 18

• 8

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NGSS.HS-PS1-1

Which of the following elements has 5 valence electrons?

• phosphorus

• oxygen

• beryllium

• rubidium

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