New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

D and F Block Elements · 2022 · 25 Jul · Shift 1

1 Chemistry questions from this JEE Main paper

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Papers
2022 · 25 Jul · Shift 1
Chemistry
D and F Block Elements

D and F Block Elements · 2022 · 25 Jul · Shift 1

1 Chemistry questions from this JEE Main paper

Q17.Among $C o^{3 +}$ , $T i^{2 +}$ , $V^{2 +}$ and $C r^{2 +}$ ions, one if used as a reagent cannot liberate $H_{2}$ from dilute mineral acid solution, its spin-only magnetic moment in gaseous state is B.M. (Nearest integer)
Chemistry · D and F Block Elements · Numerical