Chemical Elements that DON'T end in IUM

Below are all the Chemical Elements in the periodic table that DON'T end in IUM (such as Helium) how many can you name?
Quiz by Matt2012
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Last updated: October 5, 2014
First submittedOctober 5, 2014
Times taken302
Average score62.2%
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Answer
Antimony
Argon
Arsenic
Astatine
Bismuth
Boron
Bromine
Carbon
Chlorine
Cobalt
Copper
Fluorine
Gold
Answer
Hydrogen
Iodine
Iron
Krypton
Lanthanum
Lead
Manganese
Mercury
Molybdenum
Neon
Nickel
Nitrogen
Answer
Oxygen
Phosphorus
Platinum
Radon
Silicon
Silver
Sulphur
Tantalum
Tin
Tungsten
Xenon
Zinc
+1
Level 34
Aug 14, 2022
Any chance you could update this to include tennessine and oganesson?
+1
Level 19
Sep 23, 2022
Second that request