Question

When alpha particles are bombarded on thin gold foil, most of them go straight through the foil because:

• A. Alpha particles are much lighter than electrons
• B. Alpha particles are positively charged
• C. Most of the atom is empty space
• D. Alpha particles moves with high velocity

Answer 1

The correct option is C Most of the atom is empty space

When alpha particles are sent through a thin metal foil, most of them go straight through the foil because most part of the atom is empty space.