1
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Among the following the calcination process is
A
$2 \mathrm{Cu}_{2} \mathrm{~S}+3 \mathrm{O}_{2} \xrightarrow{\Delta} 2 \mathrm{Cu}_{2} \mathrm{O}+2 \mathrm{SO}_{2} \uparrow$
B
$\mathrm{Al}_{2} \mathrm{O}_{3}(\mathrm{~s})+2 \mathrm{NaOH}(a q)+3 \mathrm{H}_{2} \mathrm{O}(l) \rightarrow 2 \mathrm{Na}\left[\mathrm{Al}(\mathrm{OH})_{4}\right](a q)$
C
$2 \mathrm{CuFeS}_{2}+\mathrm{O}_{2} \rightarrow \mathrm{Cu}_{2} \mathrm{~S}+2 \mathrm{FeS}+\mathrm{SO}_{2} \uparrow$
D
$\mathrm{Fe}_{2} \mathrm{O}_{3} \cdot x \mathrm{H}_{2} \mathrm{O}(\mathrm{s}) \rightarrow \mathrm{Fe}_{2} \mathrm{O}_{3}(\mathrm{~s})+x \mathrm{H}_{2} \mathrm{O}(g)$
2
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The correct order of boiling points of hydrogen halides is
A
$\mathrm{HF} < \mathrm{HCl} < \mathrm{HBr} < \mathrm{HI}$
B
$\mathrm{HI} < \mathrm{HBr} < \mathrm{HCl} < \mathrm{HF}$
C
$\mathrm{HCl} < \mathrm{HBr} < \mathrm{HI} < \mathrm{HF}$
D
$\mathrm{HBr} < \mathrm{HCl} < \mathrm{HI} < \mathrm{HF}$
3
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Observe the following reactions (unbalanced)

$ \begin{array}{r} \mathrm{P}_{2} \mathrm{O}_{3}+\mathrm{H}_{2} \mathrm{O} \longrightarrow X \\ \mathrm{P}_{4} \mathrm{O}_{10}+\mathrm{H}_{2} \mathrm{O} \longrightarrow Y \end{array} $

The number of $\mathrm{P}=\mathrm{O}$ bonds present in $X, Y$ are respectively

A
1,3
B
1, 2
C
2,1
D
1,1
4
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Carbon on reaction with hot conc. $\mathrm{H}_{2} \mathrm{SO}_{4}$, gives two oxides along with $\mathrm{H}_{2} \mathrm{O}$. What is the nature of these two oxides?
A
Both are acidic
B
Both are basic
C
Both are neutral
D
Both are amphoteric
EXAM MAP