When copper(II) carbonate is heated, copper(II) oxide and carbon dioxide are formed. What is the name of this type of reaction?
Foundation University Quiz

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English
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University
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Hard
ILLUSSIONS _
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74 questions
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1.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
2.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
The formula of potassium is KMnO₄. How many different types of atoms are in KMnO₄?
3.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
Which of the following is the formula of nitric acid?
4.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
An atom of element X contains 14 protons, 14 electrons, and 15 neutrons. Which of the following is the mass number of this atom?
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
They ____ on leaving the hotel at once.
Persisted
Concluded
Admonished
Refrained
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
The juggler showed ____ stunts in the circus.
Irritating
Annoying
Amazing
Saddening
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Lucy can’t walk anymore; she is now ____ tired.
Too
So
Such
No such
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