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In which of the following reactions does reduction takes place A. Fe2+ - e- →...

In which of the following reactions does reduction takes place
A. Fe2+ - e- → Fe3+
B. 2O2- →O2 + 4e-
C. Cr – 2e- → Cr2+
D. 2H+ + 2e- → H2?
In Chemistry
5 Answers Available
Asked by Chapsy on 14th March, 2020
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709