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Potassium
K
Chemical element with symbol K and atomic number 19.
Statements about
Potassium
Subclass Of
Alkali Metal
Follows
:
Sodium
Followed By
:
Rubidium
Metal
S-Block
Discoverer or Inventor
Humphry Davy
Unnamed
:
1807
Image
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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