1
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

$$ \text { Match the characteristic from Col. I with the Vitamins given in Col. II. } $$

$$
\text { Characteristics }
$$
$$
\text { Vitamins }
$$
A Water soluble that is not excreted easily W $$
\mathrm{B}_2
$$
B Prevents Cheilosis X $$
\mathrm{B}_6
$$
C Fat soluble Y $$
\mathrm{B}_12
$$
D Prevents seizures and convulsions Z E
A

$$ \begin{array}{llll} A-X & B-Z & C-W & D-Y \end{array} $$

B

$$ \begin{array}{llll} A-Z & B-Y & C-X & D-W \end{array} $$

C

$$ \begin{array}{llll} A-X & B-Y & C-Z & D-W \end{array} $$

D

$$ \begin{array}{llll} A-Y & B-W & C-Z & D-X \end{array} $$

2
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

A $5 \%$ solution (by mass) of cane sugar in water has a freezing point of 271 K . The freezing point of a $5 \%$ solution (by mass) of glucose in water is: [freezing point of pure water: 273.15 K ]

A

271 K

B

259 K

C

269 K

D

273 K

3
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

$$ \text { Among the given resonating structures of molecules negative mesomeric effect is represented by: } $$

A

COMEDK 2026 Afternoon Shift Chemistry - General Organic Chemistry Question 2 English Option 1

B

COMEDK 2026 Afternoon Shift Chemistry - General Organic Chemistry Question 2 English Option 2

C

COMEDK 2026 Afternoon Shift Chemistry - General Organic Chemistry Question 2 English Option 3

D

COMEDK 2026 Afternoon Shift Chemistry - General Organic Chemistry Question 2 English Option 4

4
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

Identify the INCORRECT statement

A

For spontaneous process $\left(\left[\Delta H_{\text {system }}-T \Delta S_{\text {system }}\right]\right)<0$

B

Entropy is an extensive property and state function

C

A process will always be spontaneous at all temperatures, if $\mathrm{T} \Delta \mathrm{S}$ is positive

D

At 273 K , for the transition Ice $(s) \longrightarrow$ Water $(l), \Delta \mathrm{G}=0$