Which letter is not used as a symbol of a chemical element?
H
I
J
K
H is the chemical symbol of hydrogen, I - iodine, K - potassium.
reach: rather globalchemical elementschemistry
Answers by country
H
I
J
K
answers

18

43

24

76

17

538

66

38

174

26

12

461

50

29

14

245

73

7621

17

12