Question

Which of the following was to be discovered first in the chromospheres of the sun?

(A) Krypton

(B) Xenon

(C) Neon

(D) Helium​

Answer 1

Answer:

Option D

Helium was to be discovered first in the chromospheres of the sun

Answer 2

Answer:

option D)☑️.

Explanation:

Helium was first discovered in the chromosphere of the Sun....

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