Question

List two elements whose atoms do not exist independently

Answer 1

Answer:

the element whose atom do not exist independently are noble gas element like

Explanation:

helium , argon , neon .(i hopeits hlep u)

Answer 2

Answer:

Helium,Neon, Argon, Krypton, Xenon and Radon do nit exit independently.

Explanation:

• The atoms of only a few elements called noble gases are chemically unreactive and exist in the free state or independently. Atoms of most of the elements are chemically very reactive and do not exist in the free state or independently.
• The noble gases are colorless, odorless, tasteless, and nonflammable under standard conditions. 
• Helium is used in filling balloons.

• Oxygen -Helium mixture is used in the treatment of asthma.

• Neon is used for filling sodium vapour lamps.

• Argon is used as a carrier gas in gas chromatography.

• Krypton is used in high efficiency miner's cap lamps.

• Radon is used in radioactive research.