Which Of The Following Statements Is Not Ture?

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Question

Which of the following statements is not ture?

Solution

Correct option is

[Mn(CN)6]4– ion has octahedral geometry and is diamagnetic

 

[MnCl4]2– : Mn(II) – 3d5sp3 (tetrahedral, n = 5, paramagnetic)

[Mn(CN)6]4–: Mn(IV)– 3d5d2sp3(octahedral, n = 1, paramagnetic)  

[CuCl4]2– : Cu(II) – 3d9dsp2 (square planar, n = 1, paramagnetic)

[Ni(Ph3P)2Br3] : Ni(III) – 3d7dsp3 (trigonal bipyramidal, n = 1, paramagnetic)

Testing

SIMILAR QUESTIONS

Q1

 

In the process of extraction of gold, 

  

[x] and [y] are :

Q2

Which is diamagnetic and Which is paramagnetic amongest [Ni(CO)4], [Ni(CN)4]2– and [NiCl4]2–

Q3

Which of the following is non-conducting?

Q4

Aqueous solution of FeSO4 gives tests for both Fe2+ and  but after addition of excess of KCN, solution ceases to give test for Fe2+. This is due to of the formation

Q5

 

Which of the following statement(s) is/are correct with reference to Fe2+and Fe3+ ions?

(i) Fe3+ gives brown colour with potassium ferricyanide 

(ii) Fe2+ gives blue colour with potassium ferricyanide 

(iii) Fe3+ gives red colour with potassium thiocyanate

(iv) Fe2+ gives brown colour with ammonium thicyanate

Q6

The disodium salt of ethylenediamine tetra acetic acid can be used to estimate the following ion(s) in the aqueous solution

Q7

[Cu(NH3)4]2+ has hybridisation and magnetic moment

Q8

[FeF6]3– has Fe atom …. hybridized with unaired ….. electrons

Q9

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

Q10

 

The increasing order of paramegnatism of

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

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