Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

D and F Block Elements question

2023 · 6 Apr · Shift 2 · Q9
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /D and F Block Elements
  5. /2023 · 6 Apr · Shift 2 · Q9

D and F Block Elements question

2023 · 6 Apr · Shift 2 · Q9

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
During the reaction of permanganate with thiosulphate, the change in oxidation of manganese occurs by value of 3. Identify which of the below medium will favour the reaction.
  1. A
    aqueous neutral
  2. B
    both aqueous acidic and faintly alkaline
  3. C
    both aqueous acidic and neutral
  4. D
    aqueous acidic
PreviousNext

More from D and F Block Elements

  • Which halogen is known to cause the reaction given below : 2Cu2++4X−→Cu2​X2​(s)+X2​2023 · MCQ
  • In chromyl chloride, the number of d-electrons present on chromium is same as in (Given at no. of Ti:22, V:23,Cr:24,Mn:25,Fe:26 )2023 · MCQ
  • Prolonged heating is avoided during the preparation of ferrous ammonium sulphate to :2023 · MCQ
  • Which of the following statements are correct? (A) The M 3+/M 2+ reduction potential for iron is greater than manganese. (B) The higher oxidation states of first row d-block elements get stabilized by oxide ion. (C) Aqueous…2023 · MCQ
  • Given below are two statement: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: 5f electrons can participate in bonding to a far greater extent than 4f…2023 · MCQ
  • The pair of lanthanides in which both elements have high third - ionization energy is :2023 · MCQ
  • In Chromyl chloride, the oxidation state of chromium is (+)​.2023 · Numerical
  • The total change in the oxidation state of manganese involved in the reaction of KMnO4​ and potassium iodide in the acidic medium is ​.2023 · Numerical