Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 109

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If the mass of an electron is reduced to half, the Rydberg constant

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Important Questions on Atoms, Molecules and Nuclei

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 110

Which of the following are in the ascendin order of wavelength?

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 111

Which of the following transitions in hydrogen gives an absorption line of higher frequency?

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 112

The correct formula for the wave number

\bar{v}

when electron jumps from quantum number

p

to quantum number

n

is

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 114

The dimensional formula of the Rydberg's constant is

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 115

Hydrogen atom emits blue light when it jumps from

4^{t h}

energy level to the

2^{n d}

level. Which colour of light would the atom emit when it jumps from

5^{t h}

level to the

2^{n d}

level?

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 116

The minimum energy required to excite a hydrogen atom from its ground state is

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 117

The wavelength of emitted radiation in terms of

R

(the Rydberg constant) is

λ = \frac{36}{5 R}

. The electron jumps from

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Physics Crash Course MHT-CET>Chapter 23 - Atoms, Molecules and Nuclei>Exercise 1>Q 118

Shortest wavelength in the Lyman series is

912 Å .

The longest wavelength in this series will be