Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 26

MEDIUM

NEET

IMPORTANT

Earn 100

The difference between the wave number of first line of Balmer series and last line of paschen series for ${Li}^{2 +}$ ion is

50% studentsanswered this correctly

Important Questions on Structure of Atom

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 27

If the shortest wavelength of the Lyman series of

H

atom is

x

, then the wavelength of the first line of the Balmer series of

H

atom will be:

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 28

Suppose that a hypothetical atom gives a red, green, blue and violet fine spectrum . Which jump according to figure would give off the red spectral line.

Question Image

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 29

What electron transition in the

{He}^{+}

spectrum would have the same wavelength as the first Lyman transition of hydrogen?

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 30

What will be the

KE

of photoelectrons ejected, when a photon of

13 eV

is absorbed by

H -

atom in the third excited state.

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 31

What is the ratio of the wavelengths of last lines of the Balmer and Lyman series for any hydrogen-like species?

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 32

An atom has

n

energy level, then the total number of lines in its spectrum are

EASY

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 33

A certain electronic transition from an excited state to the ground state in a sample of

H -

atoms gives rise to maximum of three lines in the ultraviolet region of the spectrum. How many lines does this transition produce in the infrared region of the spectrum?

MEDIUM

NEET

IMPORTANT

Alpha Question Bank for Medical: Chemistry>Chapter 2 - Structure of Atom>Exercise 2>Q 34

What minimum number of atoms/ions should be present in a sample of

H

-like species, so that a maximum of

6

spectral lines can be produced of an electronic transition from the fifth excited state up to

n = 2

?