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Science

10th - 11th Grade

NGSS covered

Used 3+ times

Lewis Structure
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

Which of the following is the correct Lewis structure for the compound PBr3?

structure A
structure B
structure C
structure D

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Which of the following is the correct Lewis structure for a molecule fluorine?

A

B

C

D

Tags

NGSS.HS-PS1-2

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the correct formula for this molecule?

NH
N3H
NH3
NH4

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which is the correct molecular structure for carbon dioxide?

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

How many total valence electrons are participating in bonding in the molecule above?

8

4

2

3

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following elements are an exception to the octet rule and require less than 8 valence electrons?

H

Li

Be

B

C

7.

MULTIPLE CHOICE QUESTION

5 mins • 12 pts

CHCl3 has how many double bonds?

0

1

2

3

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