Inorganic Chemistry-Organometallic Compounds (CSIR Chemical Sciences): Questions 6 - 10 of 99

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Question number: 6

» Inorganic Chemistry » Organometallic Compounds » Bonding and Structure and Reactivity

Appeared in Year: 2013

MCQ▾

Question

The oxidation state of molybdenum in [n7tropylium)Mo(CO)3]+is

Choices

Choice (4) Response

a.

+1

b.

+2

c.

-1

d.

0

Question number: 7

» Inorganic Chemistry » Organometallic Compounds » Bonding and Structure and Reactivity

Appeared in Year: 2013

MCQ▾

Question

In metal-olefin infraction, extent of increase in metal olefin π -back-donation would

Choices

Choice (4) Response

a.

Lead to decrease in C=C bond length

b.

Change in formal oxidation state of metal.

c.

Change in hybridization of carbon sp2sp3

d.

Increase with presence of electron donating group on carbon.

Question number: 8

» Inorganic Chemistry » Organometallic Compounds » Bonding and Structure and Reactivity

Appeared in Year: 2013

MCQ▾

Question

Ligand in Uranocene is: (NET)

Choices

Choice (4) Response

a.

C6H6

b.

C8H82

c.

C4H42

d.

C5H52

Question number: 9

» Inorganic Chemistry » Organometallic Compounds » Bonding and Structure and Reactivity

Appeared in Year: 2012

Match List-Ⅰ List-Ⅱ▾

Question

Complenes of general formula fac [Mo (CO) 3 (Phosphine) 3] have CO stretching band as_
List-Ⅰ (Phosphine) List-Ⅱ (νCOCm-1)

(A)

PF3 ;

(i)

1977;

(B)

PClPh2;

(ii)

2040;

(C)

PMe3

(iii)

2090;

(D)

PCl3 ;

(iv)

1945

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iv)
  • (i)
  • (iii)
  • (ii)

b.

  • (iii)
  • (i)
  • (iv)
  • (ii)

c.

  • (iv)
  • (ii)
  • (i)
  • (iii)

d.

  • (ii)
  • (iii)
  • (iv)
  • (i)

Question number: 10

» Inorganic Chemistry » Organometallic Compounds » Bonding and Structure and Reactivity

Appeared in Year: 2011

MCQ▾

Question

Stable cyclopentadiene complex of Be is

Choices

Choice (4) Response

a.

[Be(η5Cp)]

b.

[Be(η5Cp)(η1Cp)]

c.

[Be(η5Cp)(η3Cp)]

d.

[Be(η1Cp)(η3Cp)]

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