Question

Octahedral complex of Cr(III) will be

Solution

Correct option is

d2sp3 always

Cr(III) has three 3d unpaired electrons with two vacant orbitals available for bonding. The outer orbital bonding is not required. 

SIMILAR QUESTIONS

Q1

Which of the following statements about Fe(CO)5 is correct?

Q2

Which of the following statements is not ture?

Q3

 

The increasing order of paramegnatism of

(i) MnSO4.4H2O                       (ii) FeSO4.7H2

(iii) NiSO4.6H2O and                (iv) CuSO4.5H2O

Q4

Which of the following statements is not true about the complex ion [Cr(en)2Cl2]+ (en = ethylene diamine)

Q5

 

Other than the X-ray diffractions, how could be the following pairs of isomers be distinguished from one another by  

[Cr(NH3)6][Cr(NO2)6] and [Cr(NH3)4](NO2)2]

[Cr(NH3)2(NO2)4]

Q6

How the isomeric complexes [Co(NH3)6][Cr(NO2)6] and [Cr(NH3)6][Co(NO2)6] can be distinguished from one another by

Q7

Which of the following ions are optically active?

Q8

Which of the following polymerization isomers of the compound having empirical formula Cr(NH3)3(NO2)3 has the lowest molecular mass?

Q9

Octahedral complex of Ni (II) must be

Q10

For the correct assignment of electronic configuration of a complex, the valence bond theory often requires the measurement of