Balancing Chemical Reactions

Balancing Chemical Reactions

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Emma Peterson

FREE Resource

This video tutorial explains how to balance the chemical reaction between cesium and oxygen. It introduces the concept of combination or synthesis reactions and discusses how it might also be considered a combustion reaction due to the involvement of oxygen gas. The tutorial provides a detailed, step-by-step guide to balancing the equation, ensuring that the number of atoms for each element is equal on both sides. The video concludes by reiterating the types of reactions discussed and confirming the balanced equation.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is the combination of cesium and oxygen primarily considered?

Combination or Synthesis

Double Replacement

Decomposition

Single Replacement

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many cesium atoms are present on the product side initially?

Three

Two

Four

One

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in balancing the equation for the reaction between cesium and oxygen?

Balance the cesium atoms

Balance the oxygen atoms

Add a catalyst

Change the temperature

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What coefficient is placed in front of cesium oxide to balance the oxygen atoms?

1

2

3

4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After balancing the oxygen atoms, how many cesium atoms are needed on the reactant side?

Two

Three

Five

Four

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step to ensure the equation is balanced?

Change the reaction type

Add more oxygen

Add more cesium

Adjust the coefficients

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is also a possible classification for the reaction due to the presence of oxygen?

Combustion

Neutralization

Precipitation

Redox