aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Chemistry Mixed Test - 2 (Engineering Entrance)
  • The ratio of the ionisation energy of 1st bohr's orbit of...
Multiple choice

The ratio of the ionisation energy of 1st bohr's orbit of H atom and Be+3 is ?

  1. 1 / 16 .

  2. 1 / 4 .

  3. 1 / 9 .

  4. 1 / 25 .

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

this option is correct because , E1 / E2 = Z12 / Z22 x n22 / n12  . since n values is 1 in this question . and  Z1 = 1 ,  Z2 = 4 . E1 / E2 = 1 / 16 . hence this option is correct  . 

Keep practicing — related questions

  • Which of the following compounds will not undergo Cannizzaro reaction? 1. (CH3)3CCHO 2. C6H5CHO 3. C6H5CH2C...
  • Water molecules consist of two covalent bonds between 1 oxygen atom and 2 hydrogen atoms, i.e. H-O-H. There...
  • A, B and C were partners sharing profits in the ratio 5 : 4 : 1. 'A' retired and new ratio was decided as 3...
  • Which of the following statements is/are true? A. The dihedral angle between the H-atoms in staggered confo...
  • Consider the following facts about hydro-power in India. 1. Hydel energy is the most widely used form of re...
  • A man climbs up and a monkey climbs down a rope hanging from a tree with same uniform acceleration separate...
  • Who among the following were the members of the State Reorganization Commission, 1953? 1. Pattabhi Sitaramm...
  • The energy level of the highest occupied orbital in a metal at absolute zero is called
Play the full quiz 🎤 Practise this topic out loud
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy