Group VIIIA Inert Gases

Question 1

All noble gases except _____ occur in the atmosphere

Answer 1

Rn (Radon)

Question 2

Ar, Ne, Kr, and Xe are produced from liquid air by ____________.

Answer 2

fractional distillation

Question 3

Radon is recovered from__________________.

Answer 3

the natural decay products of radium

Question 4

The inert gases are ______, _______, and _______.

Answer 4

monoatomic, colorless, and odourless

Question 5

2nd most lightest gas (low density and solubility)

Answer 5

Helium

Question 6

It is chemically inert. It does not support combustion

Answer 6

Helium

Question 7

Makes donald duck-like sound

Answer 7

Helium

Question 8

Artificial gas is 80 parts He, 20 parts ____.

Answer 8

O2 Oxygen

Question 9

Also known as “New” element;
Used in advertising

Answer 9

Neon

Question 10

The “lazy” element

Answer 10

Argon

Question 11

Most abundant and most widely distributed noble gas

Answer 11

Argon

Question 12

By-product of the fractionalization of liquid air for the production of oxygen and nitrogen.

Answer 12

Argon

Question 13

Substitutes nitrogen in providing inert atmosphere

Answer 13

Argon

Question 14

Used to prevent blackening of bulbs

Answer 14

Argon

Question 15

Also known as “hidden” element

Answer 15

Krypton (Kr)

Question 16

Least abundant among noble gases

Answer 16

Krypton (Kr)

Question 17

Inhalational anesthetic activity

Answer 17

Krypton (Kr)

Question 18

Sparsity in nature imposes severe limitatons on use

Answer 18

Krypton (Kr)

Question 19

Aka “ Stranger” element

Answer 19

Xenon (Xe)

Question 20

Investigational with inhalational anesthetic activity

Answer 20

Xenon (Xe)

Question 21

High lipid solubility

Answer 21

Xenon (Xe) and Krypton (Kr)

Question 22

Equal anesthetic activity with ethylene

Answer 22

Xenon (Xe)

Question 23

Aka “Niton” element

Answer 23

Radon (Rn)

Question 24

Synthetic noble gas

Answer 24

Radon (Rn)

Question 25

Treatment in cervical cancer

Answer 25

Radon (Rn)

Question 26

Emits alpha particles

Answer 26

Radon (Rn)

Question 27

Recovered from natural decay products of radium.

Answer 27

Radon (Rn)