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Chemistry Balancing Equations

Authored by Diana Bowman

Science

10th - 12th Grade

NGSS covered

Used 10+ times

Chemistry Balancing Equations
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30 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Balance this equation
_Zn+_HCl-->_ZnCl+_H2

1,1,2,1
1,1,1,2
1,2,1,1
2,1,1,1

Tags

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Balance this equation.
_Mg + _Cl--> _MgCl2

1, 2,1
already balanced
2,1,1
1,1,2

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many atoms of aluminum are on each side of the following equation: 4Al + 3O--> 2AlO3

2
6
1
4

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?

the product is doubled
the product is half the mass of the reactants
the mass is the same
the mass changes depending on the reaction

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

N2 + H2 = NH4

Balanced
Unbalanced

Tags

NGSS.MS-PS1-5

6.

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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Name the part in red:

H2 + O2 -> H2O

Coefficient
Product
Yield
Subscript

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

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