Which of the following sources of light will produce a line spectrum when placed…
CHEMISTRY · Single correct · CBSE · Chemistry · Structure of Atom · Structure of Atom
Problem
Which of the following sources of light will produce a line spectrum when placed behind a prism?
- I. a gas discharge tube
- II. an incandescent lamp
- III. an alkali metal salt placed in a Bunsen burner flame
(1) I and II only
(2) I and III only
(3) II and III only
(4) I, II and III