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Lewis structures, VSEPR & polarity

Authored by Shelley Kozlowski

Chemistry

11th Grade

26 Questions

NGSS covered

Used 7+ times

Lewis structures, VSEPR & polarity
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the octet rule most elements need _______ valence electrons.

2
8
6
18

Tags

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hydrogen needs _____ electrons in its valence shell to be stable.

4
6
8
2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?

A
B
C
D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What is the correct structure for BF3?

Option A.
Option B. 
Option C.
Option D.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many valence electrons are in Phosphorus?

15
4
5
31

Tags

NGSS.HS-PS1-1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

When writing Lewis Structures, only __________ electrons are used.

Inner shell
Core 
Valence
Stable

Tags

NGSS.HS-PS1-1

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the correct Lewis Dot Structure for ammonia NH3

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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