Which of the following compounds affects mercury?
Correct answer: C. O₃
- A. D₂O
- B. H₂O
- C. O₃
- D. Dil. HCl
Explanation
Ozone (O₃) is a powerful oxidizing agent. It can oxidize liquid mercury (Hg), causing it to lose its meniscus and stick to glass, a phenomenon known as the "tailing of mercury."
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About s-Block and p-Block Elements
The s and p blocks are studied through their valence-shell configurations, periodic trends and characteristic chemical properties. Work covers the reactions of Group I and Group II elements, the behaviour of Group IV elements, and how atomic size, ionization energy, electronegativity and metallic character change across periods and down groups.
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