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Table 1 Terms from subject index of third edition IUPAC Green Book with 10 or more references (terms with the same frequency are given in alphabetical order)

From: Usage and applications of Semantic Web techniques and technologies to support chemistry research

Term

Frequency

Term (cont.)

Frequency

Mass

29

Solution

12

Length

22

Electric field strength

11

Energy

20

Elementary charge

11

ISO

18

Frequency

11

IUPAC

15

Speed of light

11

Atomic unit

15

Angular momentum

10

IUPAP

14

Base unit

10

Time

14

Concentration

10

Amount of substance

13

Second

10

Temperature

13

Spectroscopy

10

Force

12

Unified atomic mass unit

10

Physical quantity

12

Wavenumber

10