12 Which of the following elements belongs to same period
A]Li,F B]Na,F C]O,F D]Be,O
Answers
Answered by
4
Answer:
bhai iska ans h
Explanation:
ANSWER
Li,Be,B,C,O,F,Ne belongs to second period. Nitrogen is the missing elements.
Nitrogen should be placedbetween carbon and oxygen
* Carbon atoms shows catenation properly.
* F>N>Be in terms of electronegativity.
Answered by
0
Answer:
A), C) and D) belongs to the same period.
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