1
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The dipeptide, Gln-Gly, on treatment with CH3COCl followed y aqueous work up gives :
A
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Biomolecules Question 156 English Option 1
B
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Biomolecules Question 156 English Option 2
C
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Biomolecules Question 156 English Option 3
D
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Biomolecules Question 156 English Option 4
2
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
When 2-butyne is treate with H2/Lindlar's catalyst, compound X is produced as the major product and when treated with Na/liq. NH3 it produces Y as the major product Which of the following statements is correct ?
A
X will have higher dipole moment and higher boiling point than Y.
B
Y will have higher dipole moment and higher boiling point than X.
C
X will have lower dipole moment and lower boiling point than Y.
D
Y will have higher dipole momet and lower boiling point than X.
3
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following best describes the diagram below of a molecular orbital ?
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Chemical Bonding & Molecular Structure Question 201 English
A
A non-bonding orbital
B
An antibonding $$\sigma $$ orbital
C
A bonding $$\pi $$ orbital
D
An antibonding $$\pi $$ orbital
4
JEE Main 2018 (Online) 15th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The increasing order of the acidity of the following carboxylic acids is :
JEE Main 2018 (Online) 15th April Evening Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 219 English
A
I   <   III   <   II   <   IV
B
IV   <   II   <   III   <   I
C
II   <   IV   <   III   <   I
D
III   <   II   <   IV   <   I
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