CH. 7 Balancing Equations

CH. 7 Balancing Equations

9th - 12th Grade

35 Qs

quiz-placeholder

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CH. 7 Balancing Equations

CH. 7 Balancing Equations

Assessment

Quiz

Chemistry

9th - 12th Grade

Medium

NGSS
MS-PS1-5, MS-PS1-1, HS-PS1-7

+1

Standards-aligned

Created by

Joe Holman

Used 6+ times

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35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does the Law of Conservation of Mass state?

Matter cannot be gained or lost in a chemical reaction.
Matter can only be lost in a chemical reaction.
Matter can only be gained in a chemical reaction.
Matter can be gained and lost in a chemical reaction. 

Tags

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the total number of atoms present in 5Na3PO4

5
40
55
8

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many Mn atoms are found in the following compound?
3Cr(MnO4)6

3
4
6
18

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following equations are correctly balanced?

12CO2 +H2O --> C6H12O6 + O2
CO2 + 9H2O --> C6H12O6 + O2
CO2 + H2O --> 3C6H12O6 + O2
6CO2 + 6H2O --> C6H12O6 + 6O2

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Balance this equation

_Al +_HCl --> _H2 +_AlCl3

2,6,3,2

it's already balanced

4,12,3,4

2,1,4,5

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

The numbers needed to balance the equation are:

2, 7, 6, 4
2, 1, 3, 2
1, 1, 3, 2
2, 3, 1, 3

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

The numbers needed to balance the equation are:

1, 1, 1, 2
1, 1, 2, 2
1, 1, 1, 1
2, 3, 1, 3

Tags

NGSS.HS-PS1-7

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