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Question : Which among the following is a noble chemical element of science's periodic table?

Option 1: Nitrogen

Option 2: Helium

Option 3: Scandium

Option 4: Cobalt


Team Careers360 15th Jan, 2024
Answer (1)
Team Careers360 22nd Jan, 2024

Correct Answer: Helium


Solution : The correct answer is Helium.

The noble gases, often known as inert gases, are represented in group 8A (or VIIIA) of the periodic table and include helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) and radon (Rn). Helium is an element in chemistry with the atomic number two and symbol He. It is the first gas in the periodic table's noble gas category and is colourless, odourless, tasteless, non-toxic and inert.

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