MCQ
Which one of the following statement is true for transition elements
- AThey exhibit diamagnetism
- BThey exhibit inert pair effect
- CThey do not form alloys
- ✓They show variable oxidation states
✓
Answer
Correct option: D.
They show variable oxidation states
d
(d) They show variable oxidation states due to participation of $(n - 1)$ $d-$ orbitals electrons with $ns $ orbital electrons.
(d) They show variable oxidation states due to participation of $(n - 1)$ $d-$ orbitals electrons with $ns $ orbital electrons.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What weight of glucose must be dissolved in $100 g$ of water to lower the vapour pressure by $0.20\, mm$ $Hg$ ? (Assume dilute solution is being formed) Given: Vapour pressure of pure water is $54.2\,mm$ $Hg$ at room temperature. Molar mass of glucose is $180\,g\,mol ^{-1}$
→Faraday's laws of electrolysis are related to
Glucose, on oxidation with $Br_2(aq)$ gives
→Which of following is/are correct ?
→$(A)$ Nucleotide form from nucleoside and phosphate group by ether linkage
$(B)$ In nucleoside, nitrogenous base link with hexose sugar of $DNA$ or $RNA$
$(C)$ $DNA$ and $RNA$ are differ in only nature of sugar
$(D)$ $A = T$ and $C \equiv G$ are hydrogen bond between nitrogenous base
$ $
→When a copper wire is placed in a solution of $AgN{O_3}$, the solution acquires blue colour. This is due to the formation of
→Osmotic pressure of a $4.44\%$ solution of anhydrous $CaCl_2$ was found to be $16.42\ atm$ at $27\,^oC$. What is the degree of dissociation of $CaCl_2$ in $ . . . . ... \%$ :
→Which of the following statements about galvanic cell is incorrect
The $EAN$ of $Fe$ in $K_4[Fe(CN)_6]$ is
→Which one of the following oxides is expected exhibit paramagnetic behaviour