Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Chemistry > Chalcogens > Flashcards

Chalcogens Flashcards

You may prefer our related Brainscape-certified flashcards:
AP® Chemistry flashcards Periodic Table flashcards Chemistry 101 flashcards Organic Chemistry 101 flashcards
1
Q

Also known as the oxygen family

A

chalcogens

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Elements that belong to the group 16

A

Chalcogens

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Color of chalcogens

A

silvery-gray in common

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Melting point of chalcogens

A

-219 C to 988 C

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Boiling point of chalcogens

A

Ranging from -297.31 to 1810

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Metallic character of chalcogens

A

increases down a group

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

True or False: Density of chalcogens increase as group goes downwards

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Chalcogens solubility depends on the _________

A

polarity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

How many valence electrons does chalcogens have

A

6

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Chalcogens readily forms _____ with other elements

A

oxides

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

chalcogens react with metals to form _____ and _______

A

sulfides and selenides

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

_____, is known for its chemical reactivity

A

sulfur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

True or False: Chalcogens exhibit both acidic and basic properties

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

True or False: are non-essential elements in biological systems

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Allotropes of sulfur

A

rhombic sulfur and monoclinic sulfur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Heaviest and only radioactive chalcogen

A

Polonium

17
Q

Treatment for indigestion

A

Aluminum oxide

18
Q

Mask the bitter taste of drugs

A

citric acid

19
Q

Raw material for aspirin

A

Acetic anhydride

20
Q

used for fluorinating

A

sulfur tetraflouride

21
Q

Used in making heavy water

A

Hydrogen sulfide

22
Q

non-CNS depressant

A

Ammonium sulfate

23
Q

an oxidizing agent

A

Selenium oxide

24
Q

Used to maintain plasma selenium

A

Selenious acid

25
Q

Activates anticancer agents

A

Sodium Selenite

26
Q

Used in microbiology

A

Tellurite

27
Q

Discovered by Marie Curie

A

Polonium

28
Q

Superheavy elements that are synthesized using the process of induced radioactivity

A

Livermorium

Chemistry (29 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions