Which of the following pair of species is isoelectronic and same structure ?

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#Question id: 19861

#XL - P Chemistry

The limiting line in Balmer series will have a frequency of

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#Question id: 19862

#XL - P Chemistry

The wavelength of a spectral line for electron transition is inversely related to

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#Question id: 19863

#XL - P Chemistry

The phenomenon of splitting of spectral lines under the influence of the electric field is known as

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#Question id: 19864

#XL - P Chemistry

If the energy of electron in H atom is given by expression, − 1312/n² kJ mol^-1, then the energy required to excite the electron from ground state to second orbit is

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#Question id: 19930

#XL - P Chemistry

In the atomic spectrum of hydrogen, the spectral lines pertaining to electronic transition of

n = 4 to n = 2 refers to

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#Question id: 19931

#XL - P Chemistry

When electronic transition occurs from higher energy state to a lower energy state with energy difference equal to ΔE electron volts, the wavelength of line emitted is approximately equal to