Back to ATOMS
JEE PHYSICS MCQ: ATOMS
1
Medium
1 of 1
Understanding
+4 | -1
An electron with collides with hydrogen atom in ground state. The collision is observed to be elastic for
View answer and explanation
Correct option: C
The correct answer is C () because an elastic collision requires that the electron's kinetic energy is not sufficient to excite the hydrogen atom to its first excited state.
More Questions from ATOMS
Practice All Chapter MCQs β
The de-Broglie wavelength of an electron in the first Bohr orbit is
The volume occupied by an atom is greater than the volume of the nucleus by a factor of about
For a hydrogen atom, when electron jump from to , then wave length of radiation emitted found to be . Then, for which transition of electron of a 'He' atom, the wavelength of radiation emitted will be equal to ' '.
Energy of characteristic X-ray is a consequence of
Taking Rydbergβs constant , first and second wavelength of Balmer series in hydrogen spectrum is
When hydrogen atom is in its first excited level, its radius is its ground state radius