Which of the following has the largest de Broglie wavelength (all have equal velocity)

1.  ${\mathrm{CO}}_{2}$ molecule

2.  ${\mathrm{NH}}_{3}$ molecule

3.  Electron

4.  Proton

Concept Videos :-

Concept Questions :-

de Broglie Equation

wavelength is inversely proportional to mass.

Difficulty Level:

• 11%
• 9%
• 75%
• 6%