Balancing Chemical Reactions

Balancing Chemical Reactions

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Emma Peterson

FREE Resource

The video tutorial explains a neutralization reaction involving nitrous acid and potassium hydroxide. It guides viewers through counting atoms on both sides of the equation and balancing it. The tutorial highlights common mistakes, such as forgetting certain atoms, and concludes with a verification of the balanced equation.

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the reactants in the neutralization reaction discussed?

Nitric acid and sodium hydroxide

Nitrous acid and potassium hydroxide

Nitric acid and potassium hydroxide

Nitrous acid and sodium hydroxide

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many hydrogen atoms are present on the reactant side before balancing?

One

Two

Four

Three

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total number of oxygen atoms on the reactant side before balancing?

One

Two

Four

Three

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many nitrogen atoms are present on the product side?

One

Two

Three

Four

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total number of oxygen atoms on the product side?

One

Two

Three

Four

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the coefficient for each compound in the balanced equation?

2, 2, 1, 1

1, 1, 1, 1

2, 1, 1, 2

1, 2, 2, 1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What common mistake might occur when counting atoms in this reaction?

Forgetting to count nitrogen atoms

Counting extra hydrogen atoms

Missing an oxygen atom

Counting extra potassium atoms