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Which of the following elements is/are represented in the spectrum below?
A. Hydrogen only
B. Helium only
C. Hydrogen and helium
D. Calcium only

Which of the following elements is/are represented in the spectrum below? A. Hydrogen only B. Helium only C. Hydrogen and helium D. Calcium only class=

Answer :

Answer:

The answer is

(D). Calcium only

Answer:

option d is the correct one

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