Lewis Dot Structures Made Easy

Lewis Dot Structures Made Easy

8th Grade

14 Qs

quiz-placeholder

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Lewis Dot Structures Made Easy

Lewis Dot Structures Made Easy

Assessment

Interactive Video

Science

8th Grade

Practice Problem

Medium

NGSS
MS-PS1-1, MS-PS1-3, HS-PS1-1

+1

Standards-aligned

Created by

Nicole Johnson

Used 3+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many valence electrons does nitrogen (N) have?

5

4

7

6

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in drawing a Lewis Structure?

Count all the valence electrons

Draw single bonds between atoms

Add lone pairs to give every atom an octet

Determine the central atom

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many bonds does carbon typically form?

2

1

3

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which molecule is used as a chemical warfare agent and also in manufacturing polycarbonate?

Phosgene (COCl2)

Borane (BH3)

Carbon Monoxide (CO)

Ammonia (NH3)

Tags

NGSS.MS-PS1-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does one line represent in a Lewis structure?

A lone pair of electrons

The sharing of two electrons

A single electron

A double bond

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which element typically forms only one bond?

Oxygen

Nitrogen

Fluorine

Carbon

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total number of valence electrons in carbon dioxide (CO2)?

16

12

8

20

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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