The energy levels for a hydrogen-like species with atomic number $Z$ can be given by:
- A$E_n$ for species $= Z^2 \times E_n$ for $H$
- B$E_n$ for species $= Z \times E_n$ for $H$
- C$E_n$ for species $= \frac{1}{Z^2} \times E_n$ for $H$
- D$E_n$ for species $= \frac{1}{Z} \times E_n$ for $H$
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Similar Questions
The radii of two of the first four Bohr’s orbits of the hydrogen atom are in the ratio $1 : 4$. The energy difference between them may be
Medium
View SolutionAccording to Bohr's theory,
$E_{n} = \text{Total energy}, K_{n} = \text{Kinetic energy}, V_{n} = \text{Potential energy}, r_{n} = \text{Radius of } n^{\text{th}} \text{ orbit}$
Match the following:
Column $I$ Column $II$ $A$. $V_{n} / K_{n} = ?$ $P$. $0$ $B$. If radius of $n^{\text{th}}$ orbit $\propto E_{n}^{x}, x = ?$ $Q$. $-1$ $C$. Angular momentum in lowest orbital $R$. $-2$ $D$. $1/r_{n} \propto Z^{y}, y = ?$ $S$. $1$
$E_{n} = \text{Total energy}, K_{n} = \text{Kinetic energy}, V_{n} = \text{Potential energy}, r_{n} = \text{Radius of } n^{\text{th}} \text{ orbit}$
Match the following:
| Column $I$ | Column $II$ |
| $A$. $V_{n} / K_{n} = ?$ | $P$. $0$ |
| $B$. If radius of $n^{\text{th}}$ orbit $\propto E_{n}^{x}, x = ?$ | $Q$. $-1$ |
| $C$. Angular momentum in lowest orbital | $R$. $-2$ |
| $D$. $1/r_{n} \propto Z^{y}, y = ?$ | $S$. $1$ |
The energy required to excite an electron from the first orbit to the third orbit in a hydrogen atom is .......... $eV$.
Medium
View SolutionThe quantity $h \nu / K_{B}$ corresponds to
MediumWBJEE 2019
View SolutionHow many spectral lines are obtained when an electron in a hydrogen atom undergoes a transition from the $7^{th}$ Bohr orbit to the $2^{nd}$ orbit?
Difficult
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