JEE Main 2019 (Online) 10th January Morning Slot | JEE Main Year Wise Previous Years Questions - ExamSIDE.Com

1

JEE Main 2019 (Online) 10th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

Which dicarboxylic acid in presence of a dehydrating agent is least reactive to give an anhydride?

A

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 242 English Option 1

B

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 242 English Option 2

C

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 242 English Option 3

D

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 242 English Option 4

2

JEE Main 2019 (Online) 10th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

The values of K_p/K_c for the following reactions at 300 K are, respectively : (At 300 K, RT = 24.62 dm³ atm mol^–1)

N₂(g) + O₂(g) $$\rightleftharpoons$$ 2 NO(g)

N₂O₄(g) $$\rightleftharpoons$$ 2 NO(g)

N₂(g) + 3H₂(g) $$\rightleftharpoons$$ 2 NH₃(g)

A

24.62 dm³ atm mol^–1, 606.0 dm⁶ atm² mol^–2 1.65 $$ \times $$ 10^–3 dm^–6 atm^–2 mol²

B

1,4.1 $$ \times $$ 10^–2 dm^–3 atm^–1 mol, 606 dm⁶ atm² mol^–2

C

1,24.62 dm³ atm mol^–1 , 1.65 $$ \times $$ 10^–3 dm^–6 atm ^–2 mol²

D

1, 24.62 dm³ atm mol^–1, 606.0 dm⁶ atm² mol^–2

3

JEE Main 2019 (Online) 10th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

The electronegativity of aluminium is similar to :

A

Beryllium

B

Carbon

C

Boron

D

Lithium

4

JEE Main 2019 (Online) 10th January Morning Slot

MCQ (Single Correct Answer)

+4

-1

The major product formed in the reaction given below will be :

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 214 English

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 214 English

A

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 214 English Option 1

B

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 214 English Option 2

C

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 214 English Option 3

D

JEE Main 2019 (Online) 10th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 214 English Option 4

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