EAN of zinc in [Zn(NH3)4]2+

The same question, asked 2 times: 16 May 2023 S1, 25 Apr 2025 S2. Every wording below, oldest first.

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Question 1
16 May 2023 S1
54 $[\text{Zn(NH}_3)_4]^{2+}$
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Question 2
25 Apr 2025 S2
62 $\left\lbrack Zn\left( NH_{3} \right)_{4} \right\rbrack^{2 +}$
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