Multiple choice

Which among the following statements is/are correct?

  1. All the noble gases, except radon, occur in the atmosphere.
  2. XePtF6 was the first noble gas compound.
  3. XeF2 has bent geometry.
  4. Noble gases have large positive values of electron gain enthalpy.

  1. 1 and 3

  2. 1, 2 and 4

  3. 1, 2, 3 and 4

  4. 2 and 3

  5. 2, 3 and 4
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This option is correct. All the noble gases, except radon, occur in the atmosphere. XePtF6 was the first noble gas compound prepared by N. Bartlett. The noble gases have large positive values of electron gain enthalpy due to their stable electronic configuration, they have no tendency to accept the electron.

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