4. Structure of the Atom – Class 9 Science | NCERT Chapter-wise Important Questions and Answers (CBSE)

Chapter 4: Structure of the Atom – Class 9 Science NCERT | Chapterwise Important Questions and Answers (CBSE)

Chapter 4: Structure of the Atom

Internal Questions :

1. What are canal rays?

Answer: Canal rays are the positively charged radiation which ultimately led to the discovery of another sub-atomic particles .
2. If an atom contains one electron and one proton, will it carry any charge or not ?

Answer: Yes, an atom containing one electron and one proton will have a net charge of zero. The positive charge of the proton cancels out the negative charge of the electron, resulting in a neutral atom.

 

---

Posted 4 months ago