Which one of the elements has the highest ionisation energy?

Which One Of The Elements Has The Highest Ionisation Energy Chemistry Question

Which one of the elements has the highest ionisation energy?

Options

(a) [Ne] 3s²3p¹
(b) [Ne] 3s²,3p²
(c) [Ne] 3s²,3p³
(d) [Ar] 3d¹°4s²4p²

Correct Answer:

[Ne] 3s²,3p³

Explanation:

Exactly half-filled orbitals have extra stability.

Related Questions:

  1. The hybridisation of carbons of C-C single bond of HC ≡C-CH =CH₂ is
  2. The gas molecules have r.m.s. velocity of its molecules as 1000 m/s
  3. The structure of XeOF₄ is
  4. The reaction of an ester RCOOR’ with an alcohol R”OH in the presence of an acid
  5. Ethyl alcohol exhibits acidic character on reacting with

Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Classification of Elements and Periodicity (94)
Subject: Chemistry (2512)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*