CSIR (Council of Scientific & Industrial Research) Chemical Sciences: Questions 142 - 147 of 427

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Question number: 142

» Inorganic Chemistry » Organometallic Compounds » Synthesis

MCQ▾

Question

on reaction with CH3I gives A

B has a vacant site.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 143

» Inorganic Chemistry » Organometallic Compounds » Synthesis

MCQ▾

Question

For a compound, with alkyl group, which of the following will undergo fastest migratory insertion.

Find the one with fastest migratory insertion

Find the One With Fastest Migratory Insertion

Find the one with fastest migratory insertion

Choices

Choice (4) Response

a.

b.

c.

d.

Fastest migratory insertion – Choice D

Fastest Migratory Insertion – Choice D

Fastest migratory insertion

Question number: 144

» Inorganic Chemistry » Organometallic Compounds » Organometallics in Homogeneous Catalysis

MCQ▾

Question

The W-W bond order in

Choices

Choice (4) Response

a.

2

b.

0

c.

3

d.

1

Question number: 145

» Inorganic Chemistry » Organometallic Compounds » Synthesis

MCQ▾

Question

is very important and unstable organmetalic reagent. Name and synthesis are:

Choices

Choice (4) Response

a.

Collmann reagent, in-situ.

b.

Gilmann reagent, ex-situ.

c.

Lindlars catalyst, ex-situ.

d.

Wilkinson catalyst, in-situ.

Question number: 146

» Inorganic Chemistry » Organometallic Compounds » Synthesis

MCQ▾

Question

Discussing the above reaction mechanism

Discussing the Above Reaction Mechanism

Discussing the above reaction mechanism

Above reaction is:

Choices

Choice (4) Response

a.

Associative

b.

Dissociative

c.

Interchange (Id)

d.

Interchange (Ia)

Question number: 147

» Inorganic Chemistry » Chemical Periodicity

Appeared in Year: 2014

MCQ▾

Question

Correct order of size of of is- (Dec)

Choices

Choice (4) Response

a.

b.

c.

d.

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