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. In a closed insulated container a liquid is stirred with a paddle to increase
  2. Which of the following pairs of ions are isoelectronic and isostructural
  3. Which of the following is not true
  4. When carbon monoxide is passed over solid caustic soda heated to 200▫ C it forms
  5. Chromatography is a valuable method for the separation, isolation,purification