
iGCSE Topic 1e Percentage Yield DOUBLE REVISION MCT
Quiz
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Matt Teasdale
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15 questions
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1.
DRAG AND DROP QUESTION
1 min • 1 pt
Percentage yield = ( (a) (b) (c) ) (d) 100
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A reaction produces 30 g of product
The theoretical yield was 50 g
What is the % yield?
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A reaction produces 10 g of product
The theoretical yield was 25 g
What is the % yield?
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A reaction produces 140 g of product
The theoretical yield was 200 g
What is the % yield?
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
N2 + 3 H2 --> 2 NH3
A reaction produces 60 g of NH3. The theoretical yield is 300 g.
What is the % yield?
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
2 Mg + O2 --> 2 MgO
The theoretical yield of magnesium oxide in a reaction is 500 g
The actual reaction only produces 450 g.
What is the % yield?
7.
DRAG AND DROP QUESTION
1 min • 1 pt
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