Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

Although the atomic size of oxygen is small as compared to nitrogen but 1st Ionisation enthalpy of nitrogen is higher as compared to oxygen. Why?



The electronic configuration of nitrogen is symmetrical so less e- repulsion but in oxygen e- repulsion is more as its not symmetrical so e- can be easily removed as compared to nitrogen.
1 1 1
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts