M2 Lecture 15 Cont

Question 1

He

Answer 1

Helium
Forms no compounds - light escapes our atmp
concerned of shortage

Question 2

Ne

Answer 2

Neon
No compounds, limmescent with current

Question 3

Ar

Answer 3

Argon
Major component of air, forms some compoimds

Question 4

Kr and Xe (and Rn)

Answer 4

Krypton and Xenon and Radon
Many stable compounds possible with expanded octet

Question 5

Rn

Answer 5

Radon
Radioactive