NTA JEE Main 8th January 2020 Shift 1

Instructions

For the following questions answer them individually

NTA JEE Main 8th January 2020 Shift 1 - Question 41


The decreasing order of reactivity towards dehydrohalogenation (E$$_1$$) reaction of the following compounds is:

NTA JEE Main 8th January 2020 Shift 1 - Question 42


The major product of the following reaction is:

NTA JEE Main 8th January 2020 Shift 1 - Question 43


The most suitable reagent for the given conversion is:

NTA JEE Main 8th January 2020 Shift 1 - Question 44


The major products A and B in the following reactions are

NTA JEE Main 8th January 2020 Shift 1 - Question 45


Which of the following statement is not true for glucose?

NTA JEE Main 8th January 2020 Shift 1 - Question 46


The volume (in mL) of 0.125 M AgNO$$_3$$ required to quantitatively precipitate chloride ions in 0.3 g of [Co(NH$$_3$$)$$_6$$]Cl$$_3$$ is __________.
M[Co(NH$$_3$$)$$_6$$]Cl$$_3$$ = 267.46 g/mol
M AgNO$$_3$$ = 169.87 g/mol
Report the nearest integer as the answer.

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NTA JEE Main 8th January 2020 Shift 1 - Question 47


The magnitude of work done by a gas that undergoes a reversible expansion along the path ABC shown in the figure is __________.

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NTA JEE Main 8th January 2020 Shift 1 - Question 48


Ferrous sulphate heptahydrate is used to fortify foods with iron. The amount (in grams) of the salt required to achieve 10 ppm of iron in 100 kg of wheat is __________.
Atomic weight: Fe = 55.85; S = 32.00; O = 16.00

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NTA JEE Main 8th January 2020 Shift 1 - Question 49


What would be the electrode potential for the given half-cell reaction at pH = 5?
2H$$_2$$O $$\rightarrow$$ O$$_2$$ + 4H$$^+$$ + 4e$$^-$$; E$$_{red}^0 = 1.23$$ V
(R = 8.314 J mol$$^{-1}$$ K$$^{-1}$$; Temp = 298K; oxygen under standard atm. pressure of 1 bar)

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NTA JEE Main 8th January 2020 Shift 1 - Question 50


The number of chiral centres in penicillin is __________.

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