AP EAPCET 2024 - 22th May Morning Shift | AP EAPCET Year Wise Previous Years Questions

AP EAPCET 2024 - 22th May Morning Shift

MCQ (Single Correct Answer)

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In which of the following, there is no change in hybridisation of the central atom ?

$\mathrm{NH}_3+\mathrm{H}^{+} \rightarrow \mathrm{NH}_4^{+}$

$\mathrm{BF}_3+\mathrm{F}^{-} \rightarrow \mathrm{BF}_4^{-}$

$\mathrm{PCl}_3+\mathrm{Cl}_2 \rightarrow \mathrm{PCl}_5$

$\mathrm{ClF}_3+\mathrm{F}_2 \rightarrow \mathrm{ClF}_5$

AP EAPCET 2024 - 22th May Morning Shift

MCQ (Single Correct Answer)

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In which of the following sets the sum of bond orders of three species is maximum ?

$\mathrm{B}_2, \mathrm{CN}^{-}, \mathrm{O}_2^{2-}$

$\mathrm{O}_2, \mathrm{~F}_2, \mathrm{O}_2^{2+}$

$\mathrm{O}_2^{-}, \mathrm{N}_2, \mathrm{O}_2^{+}$

$\mathrm{C}_2, \mathrm{O}_2, \mathrm{He}_2^{2+}$

AP EAPCET 2024 - 22th May Morning Shift

MCQ (Single Correct Answer)

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At 240.55 K , for one mole of an ideal gas, a graph of $p$ (on $Y$-axis) and $V^{-1}$ (on $X$-axis) gave a straight line passing through origin. Its slope $(m)$ is $2000 \mathrm{~J} \mathrm{~mol}^{-1}$. What is the kinetic energy ( in $\mathrm{J} \mathrm{mol}^{-1}$ ) of ideal gas?

2000

3000

6000

1500

AP EAPCET 2024 - 22th May Morning Shift

MCQ (Single Correct Answer)

-0

At STP, a closed vessel contains I mole each of He and $\mathrm{CH}_4$. Through a small hole, 2 L of He and LL of $\mathrm{CH}_4 \mathrm{WHS}$ escaped from vessel in ' $t$ ' minutes. What are the mole fractions of He and $\mathrm{CH}_4$ respectively remaining in the vessel? ( Assume He and $\mathrm{CH}_4$ as ideal gases. At STP one mole of an ideal gas occupies 22.4 L of volume.)

$0.512,0.488$

$0.329,0.671$

$0.5,0.5$

$0.488,0.512$

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