Inorganic Chemistry-Organometallic Compounds (CSIR (Council of Scientific & Industrial Research) Chemical Sciences): Questions 22 - 27 of 99

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Question number: 22

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

Appeared in Year: 2013

MCQ▾

Question

Among the following correct statement is: (Dec)

Choices

Choice (4) Response

a.

is isolobal to

b.

is isolobal to

c.

is isolobal to

d.

is isolobal to Mn

Question number: 23

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

Appeared in Year: 2011

MCQ▾

Question

Among following metals, Mn, Fe, CO & Ni. Ones that would directly lime metal carbonyl with CO are: (Dec)

Choices

Choice (4) Response

a.

Mn and Fe

b.

Fe and Ni

c.

CO and Mn

d.

Ni and CO

Question number: 24

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

Appeared in Year: 2011

MCQ▾

Question

No. of antibonding in NO and CO according to NOT are

Choices

Choice (4) Response

a.

2,2

b.

3,2

c.

2,3

d.

1,0

Question number: 25

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

Appeared in Year: 2012

MCQ▾

Question

For the molecule

Structure of molecule given here

Structure of Molecule Given Here

Structure of molecule given here

Choose the correct option at room temperature.

  1. ’HNMR has singlets at 5.48 and 3.18 ppm

  2. ’HNMR has multiplet at 5.48 and singlet 3.18 ppm

  3. IR has CO stretching bands at 1950 and 1860

  4. IR has only one CO stretching bend at 1900 correct pair of statement.

Choices

Choice (4) Response

a.

1 and 4

b.

2 and 3

c.

1 and 3

d.

2 and 4

Question number: 26

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

Appeared in Year: 2012

MCQ▾

Question

In a cluster total no. of involved in its formation.

Choices

Choice (4) Response

a.

72

b.

60

c.

57

d.

63

Question number: 27

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

Appeared in Year: 2013

MCQ▾

Question

Though cyclobutadine is highly unstable, & readily polymerises in its free state, its transition metal complexes could be isolated because

Choices

Choice (4) Response

a.

It gains stability due to formation of

b.

It engages in long-range interaction with transition metal.

c.

Its polymerization ability reduces in presence of transition metal.

d.

It becomes stable in presence of transition metals due to formation of.

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