Balancing Chemical Reactions

Presentation

•

Chemistry

•

9th - 12th Grade

•

Practice Problem

•

Medium

•

NGSS

HS-PS1-7, MS-PS1-1

Standards-aligned

Benjamin Flo

Used 96+ times

FREE Resource

14 Slides • 11 Questions

Balancing Chemical Reactions

Essential Questions

1. How are reactants and products of a chemical reaction quantified?

2. How do balanced chemical reactions support the Law of Conservation of Mass?

Multiple Choice

In every balanced chemical equation, each side of the equation has the same number of ____.

coefficients

moles

molecules

atoms of each element

Multiple Choice

Substances that enter into a chemical reaction (found to the left side of the arrow)

product

reactant

chemical

balanced equation

Multiple Choice

The large number in front of a chemical formula or compound is the ___________.

coefficient

product

physical

chemical

Open Ended

What's your good thing OR what's your favorite book or movie? Please put your name after your answer!

Type response here

Multiple Choice

Which of the following is the correct molecular formula for

carbon dioxide?

CO₂

C₂O

C₂O₂

CO₃

Multiple Choice

To balance the following reaction, what is the coefficient in front of the molecule CO₂?

Multiple Choice

When the following equation is balanced, the

coefficients are:

1, 1, 1

1, 2, 4

2, 2, 1

4, 1, 2

Multiple Choice

When the following equation is balanced, the

coefficients are:

1, 1, 1

1, 2, 4

2, 2, 1

4, 1, 2

Multiple Choice

When the following equation is balanced, the

coefficients are:

Al + ZnCl₂ --> Zn + AlCl₃

1, 1, 1, 1

4, 7, 4, 6

1, 3, 1, 2

2, 3, 3, 2

Multiple Choice

When the following equation is balanced, the

coefficients are:

NaCl + CaI₂ --> NaI + CaCl₂

1, 1, 1, 1

2, 1, 2, 1

1, 3, 1, 2

2, 3, 2, 3

Fill in the Blanks

When the following equation is balanced, the

coefficients are:

NH₃ + O₂ --> NO₂ + H₂O

Type answer...

Balancing Chemical Reactions

Essential Questions

1. How are reactants and products of a chemical reaction quantified?

2. How do balanced chemical reactions support the Law of Conservation of Mass?

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