Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert


The highest oxidation no of iron in its oxide form is:
Chemistryd and f Block ElementsNEET
Options:
  • A +5
  • B +3
  • C +2
  • D +4
Solution:
1044 Upvotes Verified Answer
The correct answer is: +3
Correct Option is : 2
+3

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.