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  • University Of South Africa (Unisa)
  • Introductory Chemistry (CHE1504)
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CHE1504 Assignment 01 2024

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2023/2024 Written for academic year
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University Of South Africa (Unisa)
Course
Introductory Chemistry (CHE1504)
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Introductory Chemistry CHE1504

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HE1504-24-Y  Welcome to CHE1504  Assessment 1

QUIZ




Started on Tuesday, 9 April
2024, 9:50 PM
State Finished
Completed on Wednesday, 17 April
2024, 12:36 AM
Time taken 7 days 2 hours
Grade 84.00 out of 100.00


Question 1
Incorrect

Mark 0.00 out of 4.00




Which of the following statements about
elements is true?


a. Elements can be broken down
into simpler types of matter.

b. Elements always consist of 
individual atoms.

c. Elements can only exist as
molecules.

d. Elements can be classified as
metals or non-metals.




Your answer is incorrect.

The correct answer is:
Elements can be classified as metals or
non-metals.




A

, Question 2

Correct

Mark 4.00 out of 4.00




What is the difference between a
compound and an element?


a. Compounds consist of two 
or more different types of
atoms, while elements
consist of only one type of
atom.

b. Compounds are pure
substances, while elements are
mixtures.

c. Compounds can be broken down
by physical means, while
elements can be broken down by
chemical means.

d. Compounds have unique
properties, while elements have
variable properties.




Your answer is correct.

The correct answer is:
Compounds consist of two or more
different types of atoms, while elements
consist of only one type of atom.




A

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