Chemistry · 2019
JEE Main · 10 April 2019, Shift 2 · Q45
The noble gas that does NOT occur in the atmosphere is:
The noble gas that does NOT occur in the atmosphere is :
Official answer
No correct option: NTA dropped this question in its final answer key.
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.