The number of following statements which is/are incorrect is ____________ (A) Line emission spectra are used to study the electronic structure (B) The emission spectra of atoms in the gas phase show a

Question

The number of following statements which is/are incorrect is ____________

(A) Line emission spectra are used to study the electronic structure
(B) The emission spectra of atoms in the gas phase show a continuous spread of wavelength from red to violet
(C) An absorption spectrum is like the photographic negative of an emission spectrum
(D) The element helium was discovered in the sun by spectroscopic method

Prashant Kotian · Accepted Answer

Correct answer: A. Emission spectrum of an atom is discrete spectrum.

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