What is the period of the following elements A.hydrogen B.Lithium C.boron D. Nitrogen
Answers
Answered by
0
Answer:
period?? Do you mean periodic/ Atomic no.
Explanation:
Hydrogen:-1
lithium:- 3
Boron:-5
Nitrogen:-7
Answered by
0
Answer:
Period(according to atomic no.)
Explanation:
Hydrogen-1
Lithium-3
Boron-5
Nitrogen-7
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