CSIR (Council of Scientific & Industrial Research) Chemical Sciences: Questions 48 - 53 of 862

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Question 48

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)

Edit

Question 49

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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Question 50

Appeared in Year: 2015

Question MCQ▾

For the reaction of with main intermediate

(CSIR Dec)

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 51

Question MCQ▾

Expected product of given reaction:

Image Showing the Reaction

Choices

Choice (4)Response

a.

Expected Product of the Given Reactions – Choice A

b.

Expected Product of the Given Reactions – Choice B

c.

Expected Product of the Given Reactions – Choice C

d.

Expected Product of the Given Reactions – Choice D

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Question 52

Appeared in Year: 2015

Question MCQ▾

Final product of reaction of carbonyl metalates and with respectively are (CSIR Des) .

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 53

Appeared in Year: 2015

Question MCQ▾

Correct statement about substitution reaction of with to give is (Dec)

Choices

Choice (4)Response

a.

Its rate is dependent only on concentration of

b.

Its rate is proportional to concentration of both reactants.

c.

Obeys 1st order kinetics

d.

It follows the

Edit