1
AP EAPCET 2025 - 26th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following enzymatic reaction is not correctly matched with enzyme shown against it in brackets?

A

Proteins → Peptides (pepsin)

B

Starch → Maltose (Zymase)

C

Sucrose → Glucose and Fructose (Invertase)

D

Maltose → Glucose (Maltase)

2
AP EAPCET 2025 - 26th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following methods is useful for producing semiconductor grade metals of high purity?

A

Liquation

B

Vapour phase refining

C

Electrolytic refining

D

Zone refining

3
AP EAPCET 2025 - 26th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Observe the following

$\mathrm{P}_4+\mathrm{SOCl}_2 \rightarrow$ Products

$\mathrm{P}_4+\mathrm{SO}_2 \mathrm{Cl}_2 \rightarrow$ Products

In both the reactions, a common product ' $x$ ' is obtained. The number of lone pair of electrons on the central atom of $x$ is

A

1

B

2

C

3

D

0

4
AP EAPCET 2025 - 26th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The IUPAC name of the complex shown below is $\mathrm{K}_3\left[\mathrm{Co}(\mathrm{ox})_3\right]$

A

tripotassium trioxalatocobaltate (III)

B

potassium trioxalatecobaltate (III)

C

potassium trioxalatecobalt (III)

D

potassium trioxalatocobaltate (III)