Inorganic Chemistry [CSIR (Council of Scientific & Industrial Research) Chemical Sciences]: Questions 1 - 4 of 245

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Question 1

Appeared in Year: 2016

Question MCQ▾

Olefin hydrogenation of using Wilkinson՚s catalyst initiates with: (MHRD sample paper)

Choices

Choice (4)Response

a.

A phosphine dissociation from

b.

Olefin addition to

c.

A phosphine addition to

d.

Olefin addition to

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Question 2

Appeared in Year: 2013

Question Match List-Ⅰ List-Ⅱ▾

Consider the following catalyst in I and reaction in II (CSIR June)

List-Ⅰ (Catalyst)List-Ⅱ (Reaction)
(A)

(i)

Asymmetric hydrogenation

(B)

Pd

(ii)

Heck coupling

(C)
Asymmetric Hydrogen Transfer
(iii)

Asymmetric hydrogen transfer

(D)

(iv)

Hydro-formylation

Choices

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

a.

  • (i)
  • (ii)
  • (iii)
  • (iv)

b.

  • (i)
  • (iii)
  • (iv)
  • (ii)

c.

  • (iv)
  • (i)
  • (iii)
  • (ii)

d.

  • (ii)
  • (iii)
  • (i)
  • (iv)

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Question 3

Appeared in Year: 2015

Question MCQ▾

Rate of Copper salt as Co-catalyst in Wacker process is: (CSIR June)

Choices

Choice (4)Response

a.

Oxidation of Pd (II) by Co (I)

b.

Oxidation of Pd (II) by Co (II)

c.

Oxidation of Pd (O) by Co (II)

d.

Oxidation of Pd (O) by Co (I)

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Question 4

Appeared in Year: 2015

Question MCQ▾

Reaction follows a/an: (June)

Choices

Choice (4)Response

a.

Interchange dissociative mechanism

b.

Interchange (Ia)

c.

Associative mechanism

d.

Dissociative mechanism

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