Science, asked by mehak3992, 1 year ago

one element is in group 1 and period 3 1. write its electron order

Answers

Answered by aknsahu

0

Answer:2,8,1

Explanation:the group no. Denotes no. Of valence electrons and the period no. Denotes the no. Of shells or orbits

Answered by dishaa85

1

Answer:

sodium.....Na....

Explanation:

its 11

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