Question

Which of the following is not true?

A - Hydrogen contains only one electron and the spectrum gives a large number of lines
B - There is only one type of energy transition in molecules which are electronic
C - The emission spectrum can be used to determine the composition of a material
D - The emission spectra of atoms can be used in chemical analysis of substances

Answer 1

B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B