JEE Main 2024 — Redox Reactions Question with Solution
JEE Main 2024 (09 Apr Shift 1)
Question
Identify the incorrect statements regarding primary standard of titrimetric analysis.
(A) It should be purely available in dry form.
(B) It should not undergo chemical change in air.
(C) It should be hygroscopic and should react with another chemical instantaneously and stoichiometrically.
(D) It should be readily soluble in water.
(E) can be used as primary standard.
Choose the correct answer from the options given below :
Choose an option
Show full solutionCorrect option: B
Correct answer
B(C) and (E) only
Step-by-step explanation
Secondary standard.
Primary standard should not be Hygroscopic.
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This is a previous-year question from JEE Main 2024, covering the Redox Reactions chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.