Organic Compounds with Nitrogen-Preparation, Properties and Reactions and Uses [JEE (Based on NTA Guidelines-IIT Engg.) Mains Chemistry]: Questions 1 - 5 of 34
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Question 1
Appeared in Year: 2016
Question MCQ▾
The central dogma of molecular genetics states that the genetic information flows from
Choices
Choice (4) | Response | |
---|---|---|
a. | DNA ◊RNA ◊ Carbohydrates | |
b. | Amino acids ◊Proteins ◊DNA | |
c. | DNA ◊Carbohydrates ◊ Proteins | |
d. | DNA ◊RNA ◊Proteins |
Question 2
Question 3
Question Assertion-Reason▾
Assertion(Ꭺ)
In order to convert R-Cl to pure R-NH2, Gabriel phthalimide synthesis can be used.
Reason(Ꭱ)
With proper choice of alkyl halides, phthalimide synthesis can be used to prepare or amines.
Choices
Choice (4) | Response | |
---|---|---|
a. | Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ | |
b. | Both Ꭺ and Ꭱ are false | |
c. | Ꭺ is true but Ꭱ is false | |
d. | Ꭺ is false but Ꭱ is true |
Question 4
Question MCQ▾
Which of the following chemicals are used to manufacture methyl isocyanate that caused “Bhopal Tragedy” ?
(I) Methylamine
(II) Phosgene
(III) Dimethylamine
(IV) Phosphine
Choices
Choice (4) | Response | |
---|---|---|
a. | (I) and (II) | |
b. | (III) and (IV) | |
c. | (II) and (IV) | |
d. | (I) and (III) |
Question 5
Question Assertion-Reason▾
Assertion(Ꭺ)
Methyl isocyanide reacts with ozone to form methyl isocyanate.
Reason(Ꭱ)
Methyl isocyanate was responsible for Bhopal tragedy.
Choices
Choice (4) | Response | |
---|---|---|
a. | Ꭺ is false but Ꭱ is true | |
b. | Both Ꭺ and Ꭱ are false | |
c. | Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ | |
d. | Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ |