Advertisement Remove all ads

What Do the Following Denote ? (I) N (Ii) 2n (Iii) N2 (Iv) 2n2 - Science

Advertisement Remove all ads
Advertisement Remove all ads
Advertisement Remove all ads
Short Note

What do the following denote ?

  1. N
  2. 2N
  3. N2
  4. 2N2
Advertisement Remove all ads

Solution

  1. N refers to an atom of nitrogen.
  2. 2N represents two atoms of nitrogen which are not chemically bonded.
  3. N2 refers to a molecule of nitrogen gas. Two atoms of nitrogen chemically bond to give a molecule of nitrogen gas.
  4. 2N2 refers to two molecules of nitrogen gas.
Concept: Classification of Molecules
  Is there an error in this question or solution?

APPEARS IN

Lakhmir Singh Class 9 Chemistry - Science Part 2
Chapter 3 Atoms and Molecules
Short Answers | Q 39 | Page 130
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×