A miscible mixture of benzene and chloroform can be separated by:

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#Question id: 20143

#XL - P Chemistry

The ratio of energy of the electron in ground state of hydrogen to the electron in first excited state of Be⁺³ is

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#Question id: 20144

#XL - P Chemistry

The shortest wavelength of H-atom in Lyman series is x, then longest wavelength in Balmer series of He⁺ is

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#Question id: 20145

#XL - P Chemistry

The radius of first Bohr orbit is , then de-Broglie wavelength of electron in 3rd orbit is nearly

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#Question id: 20146

#XL - P Chemistry

With increasing principle quantum number, the energy difference between adjacent energy levels in H atom

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#Question id: 20147

#XL - P Chemistry

The electrons present in K-shell of the atom will differ in

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#Question id: 20148

#XL - P Chemistry

The ratio of the ionization energy of H and Be³⁺ is..............