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Potassium

K

Chemical element with symbol K and atomic number 19.

Image 1

Statements about Potassium

Subclass Of

Alkali Metal
Follows
:
Sodium
Followed By
:
Rubidium
Metal
S-Block

Discoverer or Inventor

Humphry Davy
Unnamed
: 1807

Image

Image 1

Instance Of

Chemical Element
Follows
:
Argon
Followed By
:
Calcium
Lithophile

Atomic Number

19

Commons Gallery

Potassium

Described by Source

Armenian Soviet Encyclopedia
Brockhaus and Efron Encyclopedic Dictionary
Statement Is Subject Of
:
Q24429366
Small Brockhaus and Efron Encyclopedic Dictionary
Statement Is Subject Of
:
Q24758409
Potassium
Published In
:
Encyclopædia Britannica
Language of Work or Name
:
English
Publication Date
: 1911
Encyclopædia Britannica 11th Edition
Statement Is Subject Of
:
Potassium
The New Student's Reference Work
Statement Is Subject Of
:
The New Student's Reference Work/Potassium

Mass

39.098 dalton

Different From

Serum Potassium Level

Named After

Potash

Density

0.862 gram per cubic centimetre
Phase of Matter
:
Solid
0.828 gram per cubic centimetre
Phase of Matter
:
Liquid
0.856 gram per cubic centimetre
Phase of Matter
:
Solid
Temperature
: 20 degree Celsius

Part Of

Group 1
Follows
:
Sodium
Followed By
:
Rubidium
Period 4
Followed By
:
Calcium
Series Ordinal
:1
Alkali Metal
Follows
:
Sodium
Followed By
:
Rubidium

Unicode Character

鉀

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Schematic

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