Question

some alpha particles are deflected through small angles. What does it show?

Answer 1

Very few particles were deflected from their path indicates that the centre of the atom is positively charged and occupies very little space. ... This helped to prove the existence of a nucleus in the atom.

Answer 2

Positively charged particles present in the particles.

Explanation:  

• Very few alpha particles deflected through a certain angle which indicates that there is a positively charged particle is present in the particles.  
• They occupy very small space.