NTA JEE Main 8th April 2019 Shift 1

Instructions

For the following questions answer them individually

NTA JEE Main 8th April 2019 Shift 1 - Question 41


The IUPAC name of the following compound is:

NTA JEE Main 8th April 2019 Shift 1 - Question 42


The major product of the following reaction is:

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NTA JEE Main 8th April 2019 Shift 1 - Question 43


The major product of the following reaction is:

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NTA JEE Main 8th April 2019 Shift 1 - Question 44


Which is wrong with respect to our responsibility as a human being to protect our environment?

NTA JEE Main 8th April 2019 Shift 1 - Question 45


Assertion: Ozone is destroyed by CFCs in the upper stratosphere.
Reason: Ozone holes increase the amount of UV radiation reaching the earth.

NTA JEE Main 8th April 2019 Shift 1 - Question 46


Element B forms ccp structure and A occupies half of the octahedral voids, while oxygen atoms occupy all the tetrahedral voids. The structure of bimetallic oxide is:

NTA JEE Main 8th April 2019 Shift 1 - Question 47


The vapour pressures of pure liquids A and B are 400 and 600 mm Hg respectively at 298 K. On mixing the two liquids, the sum of their volumes is equal to the volume of the final mixture. The mole fraction of liquid B is 0.5 in the mixture. The vapour pressure of the final solution, the mole fractions of components A and B in the vapour phase, respectively are:

NTA JEE Main 8th April 2019 Shift 1 - Question 48


For the reaction 2A + B $$\rightarrow$$ C, the values of initial rate at different reactant concentrations are given in the table below.

[A] (mol L$$^{-1}$$)    [B] (mol L$$^{-1}$$)    Initial Rate (mol L$$^{-1}$$s$$^{-1}$$)
0.05                0.05                0.045
0.10                0.05                0.090
0.20                0.10                0.72

The rate law for the reactions is:

NTA JEE Main 8th April 2019 Shift 1 - Question 49


Adsorption of a gas follows Freundlich adsorption isotherm. x is the mass of the gas adsorbed on mass m of the adsorbent. The plot of $$\log\frac{x}{m}$$ vs $$\log p$$ is shown in the given graph. $$\frac{x}{m}$$ is proportional to:

NTA JEE Main 8th April 2019 Shift 1 - Question 50


Which respect to an ore, Ellingham diagram helps to predict the feasibility of its:

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