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Element having a given general outer electronic configuration

The same question, asked 2 times: 9 May 2024 S1*, 11 May 2024 S2. Every wording below, oldest first.

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  1. Question 1

    9 May 2024 S1

    52
    Identify the element having general electronic configuration ns2np4ns^2np^4 from following.

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  2. Question 2

    11 May 2024 S2

    99
    Identify the element having general electronic configuration ns1ns^1 from following.

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