MCQ
Which of the following transitional metal has lowest boiling point (B.P.)
- ✓$Zn$
- B$Sc$
- C$Ti$
- D$V$
✓
Answer
Correct option: A.
$Zn$
a
(a)$Zn $ due to no unpaired electron in $ d-$ orbital.
(a)$Zn $ due to no unpaired electron in $ d-$ orbital.
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
Collision theory is used to explain how chemical species undergo a reaction. Using this theory and the kinetic molecular model, which of the following does $NOT$ influence the rate of a chemical reaction?
→Which would exhibit ionisation isomerism
The configuration of a complex of a transition metal is $\left( t _{2 g}\right)^4\left( e _{ g }\right)_2$. The nature of the ligand attached to the metal ion is :
→An aqueous solution of $\mathrm{NiCl}_{2}$ was heated with excess sodium cyanide in presence of strong oxidizing agent to form $\left[\mathrm{Ni}(\mathrm{CN})_{6}\right]^{2-}$. The total change in number of unpaired electrons on metal centre is $.....$
→`An organic compound ' $A$ ' with empirical formula $C _6 H _6 O$ gives sooty flame on burning. Its reaction with bromine solution in low polarity solvent results in high yield of $B . B$ is
→Lanthanum is grouped with $f-$ block elements because
→What is the product obtained from the following reaction
The reaction ${C_6}{H_5}N{H_2} + CHC{l_3} + 3KOH \to {C_6}{H_5}NC + 3KCl + 2{H_2}O$ is known as
→With the help of following reactions, arrange metals $A, B, D$ and $E$ in decreasing order of their reactivity
→$(I)$ $B + AN{O_3} \longrightarrow BN{O_3} + A$
$(II)$ $A + HCl \longrightarrow ACl + \frac{1}{2}\,{H_2}$
$(III)$ $D + ECl \longrightarrow DCl + E$
$(IV)$ $D + HN{O_3} \longrightarrow {H_2}$ gas is not evolved
Vapour pressure of a pure liquid X is 2atm at 300K. It is lowered to atm on dissolving 1 gof Y in 20g of liquid X. If molar mass of X is 200, what is the molar mass of Y?