Question

Which is not true for noble gases ? They are non metalic in nature, they exist in atomic form, they are radioactive in nature, xenon ist the most reactive among thses

Answer 1

Answer:

(c) they are radioactive in nature

Explanation:

Radon is a chemical element with symbol Rn and atomic number 86. It is a radioactive, colorless, odorless, tasteless noble gas.

It is the only radioactive element

Answer 2

Answer:

Option c is the right answer.

Explanation:

What are noble gases?

• Nobles gases are also known as Grop 18 elemets.
• They are non-metallic in nature.
• They are stable molecules existing in their atomic form.
• They do not react with other molecules easily, they are not radioactive in nature.
• Xenon is the most reactive species among the noble gases.

Therefore, the statement 'They are radioactive in nature' is not true.