Difficulty
Medium
In The Periodic Table, Helium, Neon And Krypton Are 3 Of Which Type Of Chemical Element?
Question:
In The Periodic Table, Helium, Neon And Krypton Are 3 Of Which Type Of Chemical Element?
a)
Noble Gases
b)
Halogens
c)
Alkali Metals
d)
Acids
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