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

A metal crystallises in simple cubic lattice. The volume of one unit cell is $6.4 \times 10^7 \mathrm{pm}^3$. What is the radius of the metal atom in pm ?

A

100

B

200

C

300

D

400

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

What is the approximate molality of $10 \%(w / w)$ aqueous glucose solution?

(Molar mass of glucose $=180 \mathrm{~g} \mathrm{~mol}^{-1}$ )

A

0.31 m

B

0.62 m

C

0.93 m

D

1.24 m

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

The van't Hoff factor for 0.5 m aqueous $\mathrm{CH}_2 \mathrm{FCOOH}$ solution is 1.075 . What is the experimentally observed $\Delta T_f$ (in K ) for this solution?

( $K_f=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$ )

A

1.156

B

1.075

C

1.0

D

0.95

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

$$ \text { Match the following } $$

$$ \begin{array}{llll} \hline & \begin{array}{l} \text { List-I (Symbol of } \\ \text { electrical property) } \end{array} & & \text { List-I (Units) } \\ \hline \text { (A) } & \Lambda_{\mathrm{m}} & \text { (I) } & \mathrm{Scm}^{-1} \\ \hline \text { (B) } & \mathrm{G} & \text { (II) } & \mathrm{m}^{-1} \\ \hline \text { (C) } & \mathrm{K} & \text { (III) } & \mathrm{Scm}^2 \mathrm{~mol}^{-1} \\ \hline \text { (D) } & \mathrm{G}^* & \text { (IV) } & \mathrm{S} \\ \hline \end{array} $$

The correct answer is

A

A-IV, B-III, C-I, D-II

B

A-III, B-IV, C-I, D-II

C

A-III, B-IV, C-II, D-I

D

A-II, B-I, C-IV, D-III