1
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is not correct about Freundlich adsorption isotherm?

A

$\frac{x}{m}=k_p^{1 / n}(n>1)$

B

Extent of adsorption of gas is more at high temperature than at low temperature

C

$\frac{1}{n}$ represents the slope of the isotherm

D

$\log \frac{x}{m}=\log k+\frac{1}{n} \log p$ holds good over a limited range of pressures

2
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the reaction, which is not related to extraction of copper

A

$2 \mathrm{Cu}_2 \mathrm{~S}+3 \mathrm{O}_2 \longrightarrow 2 \mathrm{Cu}_2 \mathrm{O}+2 \mathrm{SO}_2$

B

$2 \mathrm{FeS}+3 \mathrm{O}_2 \longrightarrow 2 \mathrm{FeO}+2 \mathrm{SO}_2$

C

$\mathrm{FeO}+\mathrm{SiO}_2 \longrightarrow \mathrm{FeSiO}_3$

D

$\mathrm{SiO}_2+\mathrm{CaO} \longrightarrow \mathrm{CaSiO}_3$

3
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Phosphorus on reaction with sulphuryl chloride gives a compound $X$, which on complete hydrolysis gives $Y$. $X$ and $Y$ are respectively.

A

$\mathrm{PCl}_3, \mathrm{H}_3 \mathrm{PO}_3$

B

$\mathrm{PCl}_5, \mathrm{POCl}_3$

C

$\mathrm{PCl}_5, \mathrm{H}_3 \mathrm{PO}_4$

D

$\mathrm{PCl}_3, \mathrm{H}_3 \mathrm{PO}_2$

4
TG EAPCET 2025 (Online) 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Xenon hexafluoride on partial hydrolysis gives ' $X$ ' and HF . The shape of ' $X$ ' is

A

pyramidal

B

tetrahedral

C

square pyramidal

D

linear

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