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

2022 · 26 Jun · Shift 1 · Q16
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. /2022 · 26 Jun · Shift 1 · Q16

D and F Block Elements question

2022 · 26 Jun · Shift 1 · Q16

JEE MainChemistryD and F Block ElementsNumerical+4 / −1
The spin-only magnetic moment value of the most basic oxide of vanadium among V2O3V_2O_3V2​O3​, V2O4V_2O_4V2​O4​ and V2O5V_2O_5V2​O5​ is ‾\underline{\hspace{2cm}}​ B.M. (Nearest integer)
Numerical answer
PreviousNext

More from D and F Block Elements

  • The most common oxidation state of Lanthanoid elements is +3. Which of the following is likely to deviate easily from +3 oxidation state?2022 · MCQ
  • Given below are two statements. Statement I : Iron (III) catalyst, acidified K2​Cr2​O7​ and neutral KMnO4​ have the ability to oxidise I− to I2​ independently.…2022 · MCQ
  • The total number of Mn=O bonds in Mn2​O7​ is ​.2022 · MCQ
  • In neutral or alkaline solution, MnO4−​ oxidises thiosulphate to :2022 · MCQ
  • The number of statements correct from the following for Copper (at. no. 29) is/are ​. (A) Cu(II) complexes are always paramagnetic. (B) Cu(I) complexes are generally colourless (C) Cu(I) is easily oxidized (D) In…2022 · Numerical
  • The 'f' orbitals are half and completely filled, respectively in lanthanide ions : [Given : Atomic no. Eu, 63; Sm, 62; Tm, 69; Tb, 65; Yb, 70; Dy, 66]2022 · MCQ
  • The disproportionation of MnO42−​ in acidic medium resulted in the formation of two manganese compounds A and B. If the oxidation state of Mn in B is smaller than that of A, then…2022 · Numerical
  • Match List - I with List - II, match the gas evolved during each reaction. Choose the correct answer from the options given below : Includes table2022 · MCQ