1
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Identify the set of molecules in which the central atom has only one lone pair of electrons in their valence shells
A
$\mathrm{BrF}_5, \mathrm{SF}_4, \mathrm{SnCl}_2$
B
$\mathrm{BrF}_5, \mathrm{XeF}_4, \mathrm{SnCl}_2$
C
$\mathrm{XeF}_4, \mathrm{NH}_3, \mathrm{ClF}_3$
D
$\mathrm{XeF}_6, \mathrm{ClF}_3, \mathrm{SF}_4$
2
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The bond order of which of the following two species is same?
A
$\mathrm{O}_2, \mathrm{~N}_2$
B
$\mathrm{C}_2, \mathrm{O}_2$
C
$\mathrm{B}_2, \mathrm{C}_2$
D
$\mathrm{F}_2, \mathrm{C}_2$
3
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The rms velocity $\left(u_{\mathrm{rms}}\right)$, mean velocity $\left(u_{\mathrm{av}}\right)$ and most probability ( $u_{\mathrm{mp}}$ ) of a gas differ from each other at a given temperature. Which of the following ratios regarding them is correct?
A
$\frac{u_{\mathrm{rms}}}{u_{\mathrm{av}}}=1.20$
B
$\frac{u_{\mathrm{av}}}{u_{\mathrm{mp}}}=1.12$
C
$\frac{u_{\mathrm{rms}}}{u_{\mathrm{mp}}}=1.15$
D
$\frac{u_{\mathrm{av}}}{u_{\mathrm{rms}}}=0.98$
4
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
$60 \mathrm{~cm}^3$ of $\mathrm{SO}_2$ gas diffused through a porous membrane in ' $x$ ' min. Under similar conditions $360 \mathrm{~cm}^3$ of another gas (molar mass $4 \mathrm{~g} \mathrm{~mol}^{-1}$ ) diffused in ' $y$ ' $\min$. The ratio of $x$ and $y$ is
A
$3: 2$
B
$2: 3$
C
$1: 3$
D
$3: 1$
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