1
JEE Main 2023 (Online) 15th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which is not true for arginine?
A
It has a fairly high melting point.
B
It is associated with more than one $\mathrm{pK}_{\mathrm{a}}$ values.
C
It has high solubility in benzene.
D
It is a crystalline solid.
2
JEE Main 2023 (Online) 13th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The naturally occurring amino acid that contains only one basic functional group in its chemical structure is

A
asparagine
B
arginine
C
histidine
D
lysine
3
JEE Main 2023 (Online) 13th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

JEE Main 2023 (Online) 13th April Morning Shift Chemistry - Biomolecules Question 10 English

The products formed in the above reaction are

A
Two optically active products
B
One optically active and one meso product
C
Two optically inactive products
D
One optically inactive and one meso product.
4
JEE Main 2023 (Online) 11th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

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

Assertion A : A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.

Reason R : A molecule with 2 chiral carbons is always optically active.

In the light of the above statements, choose the correct answer from the options given below:

A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true but R is NOT the correct explanation of A
C
A is true but R is false
D
A is false but R is true
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