In hydrogen spectrum which one of the following series lies in the ultraviolet region ?

Related Mcqs:

Ratio of the weight of H-atom to that of an electron is approximately______________?

A. 18.336 B. 1836 C. 18360 D. 183.6...

The penetrating power of X-rays depends on their______________?

A. applied voltage B. frequency C. source D. all of the above...

In an electronic transition atom cannot emit______________?

A. γ-rays B. Infra red radiation C. Visible light D. Ultraviolet rays...

In He-Ne laser the lasing action is produced by_______________?

A. Ne only B. He-Ne both C. Electrons of He D. Electrons Ne...

The velocity of laser light is___________________?

A. Less than ordinary light B. More than ordinary light C. Equal to ordinary light D. Different for different colours or frequency...