COMEDK · Chemistry · 24. Coordination Compounds
The species having tetrahedral shape is
- A \(\left[\mathrm{PdCl}_4\right]^{2-}\)
- B \(\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}\)
- C \(\left[\mathrm{Pd}(\mathrm{CN})_4\right]^{2-}\)
- D \(\left[\mathrm{NiCl}_4\right]^{2-}\)
Answer & Solution
Correct Answer
(D) \(\left[\mathrm{NiCl}_4\right]^{2-}\)
Step-by-step Solution
Detailed explanation
The complex in which size of transition metal is small and ligand is weak field, has tetrahedral shape and \(s p^3\) hybridisation. \(\begin{aligned} & \mathrm{Ni}^{2+}=[\mathrm{Ar}] 3 d^8, 4 s^0 \\ & {\left[\mathrm{NiCl}_4\right]^{2-}=[\mathrm{Ar}] 3 d^8}\end{aligned}\)
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- Strongest reducing agent among the following is
I. \(\mathrm{Na}^{+}+e^{-} \longrightarrow \mathrm{Na}(s) \quad E^{\circ}=-2.71 \mathrm{~V}\)
II. \(\mathrm{Al}^{3+}+3 e^{-} \longrightarrow \mathrm{Al}(s) \quad E^{\circ}=-1.66 \mathrm{~V}\)
III. \(\mathrm{F}_{2}(g)+2 e^{-} \longrightarrow 2 \mathrm{~F}^{-} \quad E^{\circ}=+2.87 \mathrm{~V}\)
IV. \(2 \mathrm{H}_{2} \mathrm{O}+2 e^{-} \longrightarrow \mathrm{H}_{2}(g)+2 \mathrm{OH}^{-}(a q); \quad E^{\circ}=-0.83 \mathrm{~V}\)COMEDK 2015 Medium - The decomposition of \(\mathrm{PH}_3\) follows first order kinetics. The time required for \(3 / 4^{\text {th }}\) of \(\mathrm{PH}_3\) to decompose is 75.76 s . Calculate the fraction of original amount of \(\mathrm{PH}_3\) which will remain after 2.0 minutes.COMEDK 2025 Medium
- 800 mL of a \(0.5 \mathrm{M} \mathrm{HNO}_3\) at 300 K is heated to a temperature of 350 K , its volume is reduced to one half and 10.5 g of \(\mathrm{HNO}_3\) is evaporated. Assuming complete ionization, the osmotic pressure of the remaining solution is: [Given \(\mathrm{R}=0.082 \mathrm{~L} \mathrm{~atm} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}\) ]COMEDK 2025 Medium
- The rate constant for a zero order reaction \(\mathrm{A} \rightarrow \mathrm{B}+\mathrm{C}\) is \(6.0 \times 10^{-3} \mathrm{molL}^{-1} \mathrm{~s}^{-1}\).
What would be the time taken for the initial concentration of A to decrease from 0.2 M to 0.024 M ?COMEDK 2025 Easy - Which one of the following is bi-functional compound?COMEDK 2019 Easy
- The function of \(\mathrm{AlCl}_{3}\) in Friedel-Craft's reaction isCOMEDK 2013 Medium
More PYQs from COMEDK
- What is the argument of the complex number \(\dfrac{(1+i)(2+i)}{3-i}\), where \(i=\sqrt{-1}\) ?COMEDK 2021 Medium
- The reduction potential of an electrode can be increased byCOMEDK 2012 Medium
- The temperature of one mole of an ideal gas increases from \(298 \mathrm{~K}\) to \(308 \mathrm{~K}\), when it absorbs \(200 \mathrm{~J}\) of heat at constant volume. The change in the internal energy of the gas isCOMEDK 2012 Medium
- If \(p \rightarrow(\sim q \vee r)\) is false, then the truth values of \(p, q\) and \(r\) areCOMEDK 2012 Easy
- A multiple choice examination has 5 questions. Each question has three alternative answers of which exactly one is correct. The probability that a student will get 4 or more correct answer just by guessing, isCOMEDK 2022 Medium
- When \({ }^{10} \mathrm{~B}_5\) nuclei are bombarded by neutrons, one of the resultant nuclei is \({ }^7 \mathrm{Li}_3\). Then the emitted particle will be:COMEDK 2025 Easy