1
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 $(l), \Delta \mathrm{G}=0$

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

$$ \text { What is the major product }[Z] \text { formed when compound }[C] \text { undergoes the following reactions: } $$

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

A

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

B

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

C

COMEDK 2026 Afternoon Shift Chemistry - General Organic Chemistry Question 1 English Option 3

D

COMEDK 2026 Afternoon Shift Chemistry - General Organic Chemistry Question 1 English Option 4

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

500 mL of an aqueous solution of glucose $\mathrm{C}_6 \mathrm{H}_{12} \mathrm{O}_6$ (Molar mass $180 \mathrm{gmol}^{-1}$ ) contains $6.02 \times 10^{22}$ molecules.

The concentration of the solution will be:

A

2.0 M

B

1.0 M

C

0.1 M

D

0.2 M

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

Identify the complex which exhibits all 3 characteristics; paramagnetic; high spin configuration; octahedral geometry

A

$\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_5 \mathrm{Cl}\right] \mathrm{Cl}_2$

B

$\left[\mathrm{Ni}\left(\mathrm{H}_2 \mathrm{O}\right)_2\left(\mathrm{C}_2 \mathrm{O}_4\right)_2\right]^{2-}$

C

$\left[\mathrm{CO}\left(\mathrm{NH}_3\right)(\mathrm{Cl})(\mathrm{en})_2\right]^{2+}$

D

$\left[\mathrm{Ni}(\mathrm{CO})_4\right]$