Atomic Structure Question 219

Question: The following has zero valency

[DPMT 1991]

Options:

A) Sodium

B) Beryllium

C) Aluminium

D) Krypton

Show Answer

Answer:

Correct Answer: D

Solution:

Kr has zero valency because it contains 8 electrons in outermost shell.



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक