for gaining an atomic spectra an evacuated glass tube is filled with
1.Neon
2.Hydrogen
3.Carbon dioxide
4 Sulphur dioxide
Answers
Answered by
9
Answer:
Neon
Explanation:
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Answered by
2
Answer:
option B
Explanation:
because among them only hydrogen can conduct electricity and without conduction of electricity atomic spectra can't be obtained .
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