COMEDK · Chemistry · 22. p Block Elements (Group 15, 16, 17 & 18)
Helium is used in balloons in place of hydrogen because it is
- A incombustible
- B lighter than hydrogen
- C radioactive
- D more abundant than hydrogen
Answer & Solution
Correct Answer
(A) incombustible
Step-by-step Solution
Detailed explanation
Helium is used in balloons in place of hydrogen, because it is incombustible and inert in nature.
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