Atomic Structure

MM

Mashaal Masha

Oct 16, 2022

Choose the correct options for the following questions.

The mass of aplha particle is equal to:

Difficulty: Easy

A:

That of one electron.

B:

That of one proton.

C:

That of one hydrogen.

D:

Four times the mass of one proton.

Rutherford's model of atoms failed because:

Difficulty: Easy

A:

It did not account for stability of the atom.

B:

The atom did not have a nucleus and electrons.

C:

It did not account for attraction between protons and neutrons.

D:

There is actually no space between nucleus and the electrons.