Asked in FBISE Chemistry 2023 — Paper 1 2023Moderate

Pb+4 compounds are good:

Correct answer: A. Reducing agents

  • A. Reducing agents
  • B. Oxidizing agents
  • C. Dehydrating agents
  • D. Hydrating agents

Explanation

Compounds containing Pb+4 ions tend to act as reducing agents. In these compounds, lead is in its highest oxidation state (+4), and it has a tendency to gain electrons and be reduced to a lower oxidation state, typically +2. This means that these compounds have a propensity to donate electrons to other substances, thereby reducing them.

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About Reactions of Group IV Elements

Group IV, or Group 14, chemistry covers the trends from carbon and silicon to tin and lead, including their reactions with oxygen, halogens, water, acids and alkalis. It also examines the structures and properties of their oxides and chlorides, oxidation states, and the inert pair effect, rather than treating all members as equally metallic.

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