Electron Shells

Electron Shells

9th Grade

15 Qs

quiz-placeholder

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Valence Electrons

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Electron Shells

Electron Shells

Assessment

Quiz

Science

9th Grade

Hard

NGSS
MS-PS1-1, MS-PS2-3, HS-PS1-1

+1

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

What does this symbol stand for?

Tags

NGSS.MS-PS2-3

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

An element has an electron configuration of 2,8. Which element is this?

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The electron configuration of lithium is 2,1. Which shells do the electrons occupy?

L, M

N, O

K, L

K, L, M

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many protons does Magnesium have?

24

12

2

16

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The electron configuration of oxygen is 2, 6. What is its atomic number?

2

6

8

4

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
2
8
3
13

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are valence electrons?

The total number of electrons in an atom

The number of electrons in the outermost shell

The number of electrons in the second shell

The number of protons in the outermost shell

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