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NEET Questions / Chemistry / Classification Of Elements / Inert Gases [Group-18]
Which of the following statements regarding the solubility of inert gases in water is INCORRECT?
The solubility of inert gases increases with increasing pressure.
The solubility of inert gases increases with increasing molecular weight.
The solubility of inert gases decreases with increasing temperature.
The solubility of inert gases increases with increasing temperature.
Xenon forms several fluorides. Which of the following xenon fluorides exhibits the highest melting point?
XeF2
XeF4
XeF6
XeF8
The first ionization enthalpy of inert gases is exceptionally high. Which factor contributes LEAST to this high ionization enthalpy?
Stable completely filled electronic configuration
High effective nuclear charge
Small atomic size
Presence of d-electrons in the valence shell
Arrange the following inert gases in increasing order of their boiling points: He, Ne, Ar, Kr.
He < Ne < Ar < Kr
Kr < Ar < Ne < He
Ar < Kr < He < Ne
Ne < He < Kr < Ar
Which inert gas is most commonly used in cryogenics due to its exceptionally low boiling point?
Helium
Neon
Argon
Krypton
Which statement best explains why radon is considered a health hazard?
Radon is highly reactive and forms toxic compounds.
Radon is a potent greenhouse gas contributing to climate change.
Radon is radioactive and can decay into harmful alpha particles.
Radon displaces oxygen in the atmosphere, leading to asphyxiation.
Which inert gas is the most abundant in Earth's atmosphere?
Helium
Neon
Argon
Krypton
Which inert gas is used in advertising signs to produce a distinct reddish-orange glow?
Helium
Neon
Argon
Xenon
Inert gases are generally:
Highly reactive
Moderately reactive
Unreactive
Radioactive
