Download App

Coordination Compounds — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryCoordination Compounds2 Marks
Question
State the limitations of Valence bond theory
✓

Answer

(i) It involves a number of assumptions.
(i) It does not give quantitative interpretation of magnetic data.
(iii) It does not explain the colour exhibited by coordination compounds.
(iv) It does not give a quantitative interpretation of the thermodynamic or kinetic stabilities of coordination compounds.
(v)It does not make exact predictions regarding the tetrahedral and square planar structures of 4-coordinate complexes.
(vi) It does not distinguish between weak and strong ligands.

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 "2 Marks Questions" from Coordination Compounds→Coordination Compounds — all question types→Chemistry STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

What is Concentration of Solution?
Write down different Types of Units of Concentration?
→
How is it that several transition metal act as catalysts ? Give two examples of reactions catalysed by them ?
→
How many Coulomb charge is required to obtain one mole of Al from $Al ^{3+}$ ?
→
Write a note on nature of $C-X$ Bond. $\#\#\#$ Explain polarity of $C-X$ bond in Haloalkane.
→
You are given benzene, conc. $H _2 SO _4$ and NaOH . Write the equations for the preparation of phenol using these reagents.
→
What is lanthanoid contraction? What is its effect on the chemistry of the elements which follow the lanthanoids?
→
What is meant by positive and negative deviations from Raoult's law and how is the sign of $\triangle _{\text{mix}}\text{H}$ related to positive and negative deviations from Raoult's law? 
→
State the types of chemical reaction of diazonium salts.
→
$A + 2B \rightarrow 3C + 2D$. The rate of disappearance of $B$ is $1 \times 10^{-2}\ mol\ L^{-1}s ^{-1. }$ What will be:
  1. Rate of the reaction.
  2. Rate of change in concentration of $A$ and $C$?
→
Explain a process in which a biocatalyst is used in industrial preparation of a compound known to you.
→