Rate of Reaction (Colour) RP Video Quiz

Interactive Video
•
Science
•
11th Grade
•
Hard

Leigh Francis
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main objective of the experiment described in the video?
To observe the color change in a reaction
To measure the temperature change during a reaction
To measure the rate of a chemical reaction
To determine the pH of a solution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is produced when sodium thiosulfate reacts with hydrochloric acid?
A clear solution
A gas
An insoluble precipitate of sulfur
A soluble salt
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much sodium thiosulfate is initially measured out for the reaction?
40 cm³
60 cm³
10 cm³
50 cm³
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the concentration of the most concentrated sodium thiosulfate solution used in the experiment?
50 grams per decimeter cubed
40 grams per decimeter cubed
30 grams per decimeter cubed
20 grams per decimeter cubed
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of varying the concentration of sodium thiosulfate in the experiment?
To increase the volume of the solution
To observe the effect on the rate of reaction
To produce more sulfur
To change the color of the solution
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the concentration of sodium thiosulfate varied in the experiment?
By adding a catalyst
By heating the solution
By adding more hydrochloric acid
By diluting with distilled water
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expected effect on the rate of reaction when the concentration of sodium thiosulfate is decreased?
The rate of reaction remains the same
The solution becomes clearer
The rate of reaction decreases
The rate of reaction increases
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