JEE Main 2020 (Online) 2nd September Evening Slot | Basics of Organic Chemistry Question 78 | Chemistry

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JEE Main 2020 (Online) 2nd September Evening Slot

MCQ (Single Correct Answer)

-1

Consider the reaction sequence given below:

JEE Main 2020 (Online) 2nd September Evening Slot Chemistry - Basics of Organic Chemistry Question 78 English

Which of the following statements is true?

Changing the concentration of base will have no effect on reaction (1)

Changing the concentration of base will have no effect on reaction (2)

Changing the base from OH^- to ^-OR will have no effect on reaction (2)

Doubling the concentration of base will double the rate of both the reactions

JEE Main 2020 (Online) 2nd September Morning Slot

MCQ (Single Correct Answer)

-1

Which of the following compunds will show retention in configuration on nucleophilic substitution by OH^– ion?

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Basics of Organic Chemistry Question 81 English Option 1

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Basics of Organic Chemistry Question 81 English Option 2

JEE Main 2020 (Online) 2nd September Morning Slot

MCQ (Single Correct Answer)

-1

The IUPAC name for the following compound is JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Basics of Organic Chemistry Question 80 English

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Basics of Organic Chemistry Question 80 English

2, 5-dimethyl-6-carboxy-hex-3-enal

6-formyl-2-methyl-hex-3-enoic acid

2, 5-dimethyl-5-carboxy-hex-3-enal

2, 5-dimethyl-6-oxo-hex-3-enoic acid

JEE Main 2020 (Online) 9th January Evening Slot

MCQ (Single Correct Answer)

-1

Which of the following has the shortest C-Cl bond?

Cl–CH=CH–CH₃

Cl–CH=CH–NO₂

Cl–CH=CH–OCH₃

Cl–CH=CH₂

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