Question

When an $\alpha$ -particle happens to come near a nucleus the intense electric field of these scatters it through a large angle then what is the effect of atomic electrons on $\alpha$-particle?

• A. Repel $\alpha$ -particle lightly
• B. Deviate $\alpha$ -particle from their path
• C. Due to the electron cloud it blocks the path of $\alpha$ -particle
• D. Do not appreciably effect

Answer 1

Answer: (D)

The atomic electrons being so light.