Google News
logo
Today General Knowledge(GK)
Which one is a "noble gas"
A)
Oxygen
B)
Helium
C)
Carbon dioxide
D)
Hydrogen

Correct Answer : Option (B) - Helium



Noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og).

Published On : June 11, 2021
Category : Science and Technology
Advertisement