Looking for trustworthy answers? Westonci.ca is the ultimate Q&A platform where experts share their knowledge on various topics. Get detailed answers to your questions from a community of experts dedicated to providing accurate information. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

Which half-reaction correctly represents reduction?(1) Ag --> Ag+ + e–
(2) F2 --> 2 F– + 2e–
(3) Au3+ + 3e–--> Au
(4) Fe2+ + e– --> Fe3+


Sagot :

Reduction is the gain of electrons (OILRIG, Oxidisation is Loss, Reduction is Gain)
The only half-reaction showing a gain of electrons is (3) Au3+ + 3e- --> Au