Physical Chemistry
Some Basic Concepts of Chemistry
MCQ (Single Correct Answer)
Chemical Equilibrium
MCQ (Single Correct Answer)
Inorganic Chemistry
Periodic Table and Periodicity
MCQ (Single Correct Answer)
Chemical Bonding and Molecular Structure
MCQ (Single Correct Answer)
Hydrogen and It's Compounds
MCQ (Single Correct Answer)
d and f Block Elements
MCQ (Single Correct Answer)
Coordination Compounds
MCQ (Single Correct Answer)
Environmental Chemistry
MCQ (Single Correct Answer)
Organic Chemistry
IUPAC Nomenclatures
MCQ (Single Correct Answer)
General Organic Chemistry
MCQ (Single Correct Answer)
Haloalkanes and Haloarenes
MCQ (Single Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehyde and Ketone
MCQ (Single Correct Answer)
Carboxylic Acids and Its Derivatives
MCQ (Single Correct Answer)
Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
Practical Organic Chemistry
MCQ (Single Correct Answer)
1
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the 2 chemical tests which is not answered by Glucose having an open chain structure

[A] Reaction with Schiff's reagent and with Sodium bisulphite

[B] Reaction with $$\mathrm{HCN}$$ and with $$\mathrm{HI}$$

[C] Reaction with $$\mathrm{HNO}_3$$ and with Acetic anhydride

[D] Reaction with aqueous Bromine and with Hydroxylamine

A
[D]
B
[B]
C
[C]
D
[A]
2
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Match the Hormones listed in Column I with their characteristics listed in Column II

No. Hormone No. Characteristics
A Adrenal Cortex P Mediates responses to external stimuli.
B Epinephrine Q Steroid hormone.
C Estrogen R Iodinated derivative of Tyrosine amino acid.
D Throxine S Its malfunction causes Addison's disease.

A
$$ \mathrm{A}=\mathrm{S} \quad \mathrm{B}=\mathrm{P} \quad \mathrm{C}=\mathrm{Q} \quad \mathrm{D}=\mathrm{R} $$
B
$$ \mathrm{A}=\mathrm{R} \quad \mathrm{B}=\mathrm{S} \quad \mathrm{C}=\mathrm{P} \quad \mathrm{D}=\mathrm{Q} $$
C
$$ \mathrm{A}=\mathrm{Q} \quad \mathrm{B}=\mathrm{S} \quad \mathrm{C}=\mathrm{P} \quad \mathrm{D}=\mathrm{R} $$
D
$$ \mathrm{A}=\mathrm{S} \quad \mathrm{B}=\mathrm{R} \quad \mathrm{C}=\mathrm{Q} \quad \mathrm{D}=\mathrm{P} $$
3
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Given below are 4 statements about Insulin. Which of these statement/(s) is/are correct?

[A] Insulin is a globular protein consisting of 51 Amino acids.

[B] Insulin is constituted of 3 polypeptide chains linked together.

[C] Insulin is constituted of 2 polypeptide chains linked together by disulphide bonds.

[D] The 3 polypeptide chains in Insulin are linked together by Hydrogen bonding.

A
[D]
B
[A] & [C]
C
[B] & [D]
D
[B]
4
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following hexoses will form the same osazone when treated with excess phenyl hydrazine?

A
D-glucose, D-fructose and D-galactose
B
D-glucose, D-fructose and D-mannose
C
D-glucose, D-mannose and D-galactose
D
D-fructose, D-mannose and D-galactose
COMEDK Subjects