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Electronics and Communication Engineering - Materials and Components - Discussion

Discussion Forum : Materials and Components - Section 3 (Q.No. 5)
Materials and Components
5.

Assertion (A): Helium, Argon and Neon are gaseous at room temperature.

Reason (R): The atoms in Helium, Argon and Neon are chemically extremely inactive.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
PANAKJ KUMAR SINGH said:   10 years ago
Since they have complete octet, so they don't react except under special conditions. So at room temperature they are chemically inactive and hence they don't form any compound at 300 K. So, they remain in their original gaseous state.
Aditya said:   1 decade ago
Because inert gaseous completely filled valence shell.
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