gneet

Study Companion

For more NEET and AIIMS mcq on Structure of Atom Visit www.gneet.com
Question
Q464)At 200°C, the velocity of hydrogen molecule is 2.0×105 cm/sec. In this case the de Broglie wavelength is about... [ CBSE PMT 1990]



SOLUTION

mass of hydrogen molecule

λ=10-8 cm=1 Ao
Answer: (c)