Moderate
Fe is trivalent in which of the chemical compound:
Correct answer: A. Fe (NO3)3
- A. Fe (NO3)3
- B. Fe2 (NO3)3
- C. Fe3 (NO2)
- D. None of these
Explanation
In Fe(NO3)3, each nitrate ion has a -1 charge and three nitrates total -3, so iron must be Fe3+, or trivalent. The other written formulae do not correctly represent a normal neutral iron nitrate compound.
Last updated
Practise Soil Science
377 free Soil Science MCQs from Agriculture, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Agriculture questions like this
Agriculture is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.