Counting Atoms

Counting Atoms

8th Grade

15 Qs

quiz-placeholder

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Counting Atoms

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Assessment

Quiz

Chemistry

8th Grade

Medium

NGSS
MS-PS1-1, MS-PS1-2

Standards-aligned

Created by

Matt Pryor

Used 2K+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many Hydrogen are in 4H2O?
6
8
2
4

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many Oxygen are in H2O?
1
2
0
4

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How many Magnesium are in 10MgCl2?
10
5
20

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

2H2 + O2 ----> 2H2O What is the product?
------>
2H2O
2H2+ O2

Tags

NGSS.MS-PS1-2

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

2H2 + O--------> 2H2O What  are the reactants?
----->
2H2O
2H2 +O2

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How many O's are in Al₂(SO₄)₃
4
12
7
24

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Number of H in 3(NH₄)₂CrO₄
4
2
8
24

Tags

NGSS.MS-PS1-1

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