1
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
A mixture of substances $A, B, C, D$ is subjected to column chromatography. The degree of adsorption is the order of $D>B>C>A$. The column is eluted with suitable solvent. Identify the correct statement with respect to separation of mixture
A
D comes out first from the column
B
A comes out first from the column
C
C comes out after $B$ from the column
D
$B$ comes out after $D$ from the column
2
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
What is $X$ in the following reaction?

AP EAPCET 2024 - 20th May Evening Shift Chemistry - Carboxylic Acids and Its Derivatives Question 3 English

A
$\mathrm{H}_3 \mathrm{C}-\mathrm{CH}_2-\mathrm{C} \equiv \mathrm{C}-\mathrm{CH}_2-\mathrm{CH}_2 \mathrm{Br}$
B

AP EAPCET 2024 - 20th May Evening Shift Chemistry - Carboxylic Acids and Its Derivatives Question 3 English Option 2

C

AP EAPCET 2024 - 20th May Evening Shift Chemistry - Carboxylic Acids and Its Derivatives Question 3 English Option 3

D

AP EAPCET 2024 - 20th May Evening Shift Chemistry - Carboxylic Acids and Its Derivatives Question 3 English Option 4

3
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The density of $\beta-\mathrm{Fe}$ is $7.6 \mathrm{~g} \mathrm{~cm}^{-3}$. It crystallises in cubic lattice with $\mathrm{a}=290 \mathrm{pm}$. What is the value of $Z$ ? $\left(\mathrm{Fe}=56 \mathrm{~g} \mathrm{~mol}^{-1}: N_{\mathrm{A}}=6.022 \times 10^{23} \mathrm{~mol}^{-1}\right)$
A
2
B
1
C
4
D
6
4
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The mass % of urea solution is 6 . The total weight of the solution is 1000 g . What is its concentration in $\mathrm{mol} \mathrm{L}^{-1}$ ? (Density of water $=1.0 \mathrm{~g} \mathrm{~mL}^{-1}$ )

( $\mathrm{C}=12 \mathrm{u}, \mathrm{N}=14 \mathrm{u}, \mathrm{O}=16 \mathrm{u}, \mathrm{H}=1 \mathrm{u}$ )

A
1.5
B
1.064
C
1.12
D
0.80
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