What Sets Mercury Apart from Other Group 12 Elements

question 5

Multiple Choice

What sets mercury apart from other Group 12 elements?
(i) It is a liquid.
(ii) It is toxic.
(iii) It forms Hg₂²⁺ cation with Hg-Hg bond.

• A) (i) and (iii)
• B) (i) and (ii)
• C) (ii) and (iii)

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