Navigate

Which one of the following ionic species has the greatest proton affinity to form

Which one of the following ionic species has the greatest proton affinity to form stable compound?

Options

(a) NH₂⁻
(b) F⁻
(c) I⁻
(d) HS⁻

Correct Answer:

NH₂⁻

Explanation:

Proton affinity decreases in moving across the period from left to right due to increase in charge, within a group the proton affinities decreases from top to bottom. Nitrogen family > Oxygen family > Halogens

AIPMT2007
admin:

Related Questions

  1. A compound gives a positive test with I₂/NaOH and is extracted from benzene
  2. The ratio of charge and mass would be greatest for
  3. The compound used in enrichment for uranium for nuclear power plant is
  4. Which of the following is a coordination compound
  5. The oxidation numbers of hydrogen in KH,MgH₂ and NaH are respectively