Question

Oxygen can be liquefied into a bluish liquid at _____$°\mathrm{C}$ by applying high pressure.

• A. $-183$
• B. $-182$
• C. $-173$
• D. $-184$

Answer 1

The correct option is A

$-183$

The explanation for the correct option:

Option (A)

• Liquid oxygen has at the boiling point of $-183°\mathrm{C}$ or $-90.19\mathrm{K}$.
• It is a very strong oxidizing agent.
• It is used in aerospace, submarine, and gas industries.

Thus, Oxygen can be liquefied into a blush liquid at $-183$$°\mathrm{C}$ by applying high pressure.

Therefore, the correct option is option(A).