JEE Main 2020 (Online) 9th January Evening Slot | Basics of Organic Chemistry Question 187 | Chemistry

The increasing order of basicity for the following intermediates is (from weak to strong)
JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Basics of Organic Chemistry Question 188 English 1

JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Basics of Organic Chemistry Question 188 English 1

JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Basics of Organic Chemistry Question 188 English 2

JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Basics of Organic Chemistry Question 188 English 3

JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Basics of Organic Chemistry Question 188 English 4

JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Basics of Organic Chemistry Question 188 English 5

(iii) < (i) < (ii) < (iv) < (v)

(iii) < (iv) < (ii) < (i) < (v)

(v) < (i) < (iv) < (ii) < (iii)

(v) < (iii) < (ii) < (iv) < (i)

JEE Main 2020 (Online) 8th January Evening Slot

MCQ (Single Correct Answer)

-1

Kjeldahl's method cannot be used to estimate nitrogen for which of the following compounds?

C₆H₅NH₂

$${\rm{N}}{{\rm{H}}_2} - \mathop C\limits^{\mathop \parallel \limits^O } - {\rm{N}}{{\rm{H}}_2}$$

C₆H₅NO₂

CH₃CH₂-C $$ \equiv $$ N

JEE Main 2020 (Online) 8th January Morning Slot

MCQ (Single Correct Answer)

-1

A flask contains a mixture of isohexane and 3-methylpentane. One of the liquids boils at 63^oC while the other boils at 60^oC What is the best way to separate the two liquids and which one will be distilled out first ?

fractional distillation, 3-methylpentane

simple distillation, 3-methylpentane

fractional distillation, isohexane

simple distillation, isohexane

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