NTA JEE Main 29th June 2022 Shift 1

Instructions

For the following questions answer them individually

NTA JEE Main 29th June 2022 Shift 1 - Question 41


Which of the following is a correct statement?

NTA JEE Main 29th June 2022 Shift 1 - Question 42


In isolation of which one of the following metals from their ores, the use of cyanide salt is commonly not involved?

NTA JEE Main 29th June 2022 Shift 1 - Question 43


The oxoacid of phosphorus that is easily obtained from a reaction of alkali and white phosphorus and has two P - H bonds, is

NTA JEE Main 29th June 2022 Shift 1 - Question 44


In the given conversion the compound A is:

image

NTA JEE Main 29th June 2022 Shift 1 - Question 45


Given below are two statements.
Statement I: Phenols are weakly acidic.
Statement II: Therefore they are freely soluble in NaOH solution and are weaker acids than alcohols and water.
Choose the most appropriate option

NTA JEE Main 29th June 2022 Shift 1 - Question 46


Given below are two statements:
Statement I: The esterification of carboxylic acid with an alcohol is a nucleophilic acyl substitution.
Statement II: Electron withdrawing groups in the carboxylic acid will increase the rate of esterification reaction.
Choose the most appropriate option

NTA JEE Main 29th June 2022 Shift 1 - Question 47


Consider the above reaction. The product A and product B respectively are

image

Consider the above reaction, the product and product respectively are

NTA JEE Main 29th June 2022 Shift 1 - Question 48


The polymer, which can be stretched and retains its original status on releasing the force is

NTA JEE Main 29th June 2022 Shift 1 - Question 49


Which of the following compound does not contain sulphur atom?

NTA JEE Main 29th June 2022 Shift 1 - Question 50


Sugar moiety in DNA and RNA molecules respectively are

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