Download App

4. d and f- block elements — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry4. d and f- block elements1 Mark
MCQ
$F{e^{2 + }}$ shows
  • A
    Ferromagnetism
  • ✓
    Paramagnetism
  • C
    Diamagnetism
  • D
    None of these
✓

Answer

Correct option: B.
Paramagnetism
b
(b)$F{e^{ + 2}}$ ion have $4$  unpaired electron so it is paramagnetic.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 4. d and f- block elements→4. d and f- block elements — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Products obtained in the given reactions are shown below.

The number of poss ible products for $x$ and $y$ are

→
Select the correct statement regardings sulphur :-
→
What is the mole fraction of the solute in $2.5\,m$ aqueous solution 
→
Which of following statement is correct ?
→
Which one of the following is the ratio of the lowering of vapour pressure of 0.1M aqueous solutions of BaCl2​, NaCl and Al2​(SO4​)3​ respectively?
→
The dimension of rate constant of a second order reaction involves
→
The incorrect statement is:
→
At $25\,^oC$ , the vapour pressure of pure liquid $A$ (mol. wt. $= 40$) is $100\,torr$ , while that of pure liquid $B$ is $40\,torr$ , (mol. wt. $= 80$ ). The vapour pressure at $25\,^oC$ of a solution containing $20\,g$ of each $A$ and $B$ is ........... $torr$.
→
Which reagent is used to distinguish ethyl amine and Aniline?
→
Which of the following reaction is an elimination reaction ?
→