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Quizizz Balancing Chemical Equations

Authored by katherine cantrell

Chemistry

10th Grade

NGSS covered

Quizizz Balancing Chemical Equations
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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Oxygens are in this molecule? 
(OH)2

4
1
2
3

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What are the smaller numbers that you CANNOT change in a chemical equation? 

Coefficient
Products
Reactants
Subscript

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What are the larger numbers that you CAN CHANGE in a chemical equation? 

Coefficient 
Products
Reactants
Subscripts

Tags

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many HCl molecules do you need to balance this equation? 
Mg +  __HCl --->  MgCl2 + H2

1
2
3
4

Tags

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pb(NO3)2  +  KI --> PbI2 + KNO3
What type of reaction is this? 

Synthesis 
Decomposition 
Single Replacement
Double Replacement 

Tags

NGSS.MS-PS1-2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

__Na  +  O2 ----->  __Na2O
Type of reaction? 
Balance it too. :)

Synthesis, 2Na /  4Na2O
Decomposition, 4Na /  2Na2O
Synthesis, 4Na /  2Na2O
Decomposition, 2Na /  4Na2O

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is this?  
__H2O2 ---->  __H2O + O2

Synthesis
Decomposition 
Single Replacement
Combustion 

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

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