Test: Elements, compounds, mixtures
Vestnik: Full course of chemistry in multiple choice questions | Questions in topic: 22 | Subject: Chemistry
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Topic questions
1
2
Which of the following is a compound?
Options: 4
5
Which of these molecules is not a compound?
Options: 4
6
A compound contains
Options: 4
7
8
9
Which of these definitions is not correct?
Options: 4
10
Hydrogen gas is
Options: 4
11
16
Which pair of substances are both mixtures?
Options: 4
17
Which of the following is a compound?
Options: 4
18
Which of the following is a pure compound?
Options: 4
19
22
Which property shows that a liquid is pure?
Options: 4