Practice question

MCQ

Question

In the reaction 2P + 3H₂O → PH₃ + H₃PO₃, what is the reducing agent?

Choose one · Correct answer highlighted

H₂O P Correct PH₃ H₃PO₃

P (0) is oxidized to +3 in H₃PO₃ and reduced to -3 in PH₃; P reduces itself in this disproportionation.

Share this question

Discussion

0 comments

Please log in to join the discussion.

No comments yet. Be the first to start the discussion.

Guides and insights connected to this topic

Genetic 25 Sep 2026

Details physical, chemical and biological mutagens, their impacts on DNA, and substances that counteract mutations.

Class X Science 12 Sep 2026

Learn the basics of chemical reactions, including balanced equations, reaction types, redox processes, and how to write word and chemical equations.

Botany 06 Sep 2026

Clear biology notes on cellular respiration in plants, covering glycolysis, fermentation, the Krebs cycle, ETS, and respiratory quotient.