NTA JEE Main 11th April 2023 Shift 2

Instructions

For the following questions answer them individually

NTA JEE Main 11th April 2023 Shift 2 - Question 31


A solution is prepared by adding 2 g of 'X' to 1 mole of water. Mass percent of 'X' in solution is

NTA JEE Main 11th April 2023 Shift 2 - Question 32


Which one of the following pairs is an example of polar molecular solids?

NTA JEE Main 11th April 2023 Shift 2 - Question 33


Which hydride among the following is less stable?

NTA JEE Main 11th April 2023 Shift 2 - Question 34


Alkali metal from the following with least melting point is

NTA JEE Main 11th April 2023 Shift 2 - Question 35


Compound from the following that will not produce precipitate on reaction with AgNO$$_3$$ is

NTA JEE Main 11th April 2023 Shift 2 - Question 36


Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: 

image

can be subjected to Wolff-Kishner reduction to give 

image


Reason R: Wolff-Kishner reduction is used to convert 

image

into 

image

NTA JEE Main 11th April 2023 Shift 2 - Question 37


The major product formed in the following reaction is:

image

(a)

image

(b)

image

(c)

image

(d)

image

choose the correct answer from the options Given below:

NTA JEE Main 11th April 2023 Shift 2 - Question 38


Which of the following compounds is an example of Freon?

NTA JEE Main 11th April 2023 Shift 2 - Question 39


What weight of glucose must be dissolved in 100 g of water to lower the vapour pressure by 0.20 mm Hg?
(Assume dilute solution is being formed)
Given: Vapour pressure of pure water is 54.2 mm Hg at room temperature. Molar mass of glucose is 180 g mol$$^{-1}$$

NTA JEE Main 11th April 2023 Shift 2 - Question 40


For a chemical reaction $$A + B \to$$ Product, the order is 1 with respect to $$A$$ and $$B$$.

Rate (mol L$$^{-1}$$ s$$^{-1}$$)[A] (mol L$$^{-1}$$)[B] (mol L$$^{-1}$$)
0.10200.5
0.40x0.5
0.8040y

What is the value of x and y?
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