Question

Which of the following elements will produce the same spectrum?

carbon and oxygen
hydrogen and helium
gold and silver
No two elements produce the same spectrum.

Answer 1

No two elements produce the same spectrum.

Answer 2

Given the following elements above, the answer for this would be the last option. There will be no two elements that will produce the same spectrum. This is because a light spectrum is unique to each element. Hope this is the answer that you are looking for.