1
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The normality of 20 volume solution of hydrogen peroxide is
A
0.892 N .
B
1.785 N
C
2.678 N
D
3.570 N
2
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Consider the following reactions.

$$ \begin{array}{r} \mathrm{Cs}+\mathrm{O}_2 \text { (excess) } \rightarrow X \\ \mathrm{Na}+\mathrm{O}_2 \rightarrow Y \end{array} $$

Identify the correct Statement about $X$ and $Y$

A
$Y$ is monoxide and $X$ is superoxide.
B
$Y$ is peroxide and $X$ is peroxidce.
C
$Y$ is peroxide and $X$ is superoxide.
D
$Y$ is superoxide and $X$ is peroxide.
3
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Choose the correct statement from the following.

I. In vapour phase $\mathrm{BeCl}_2$ exists as chlorobridge dimer.

II. $\mathrm{BeSO}_4$ is readily soluble in water.

III. BeO is completely basic in nature.

IV. $\mathrm{BeCO}_3$ being unstable, is kept in the atmosphere of $\mathrm{CO}_2$.

V. $\mathrm{BeCO}_3$ is less soluble among all the carbonates of group 2 elements.

A
II, III, IV
B
I, II, IV
C
I, IV, V
D
II, III, V
4
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Observe the following reactions (not balanced)

$$ \begin{aligned} & \mathrm{BF}_3+\mathrm{LiAlH}_4 \xrightarrow{\left(\mathrm{C}_2 \mathrm{H}_5\right)_2 \mathrm{O}} X+\mathrm{LiF}+\mathrm{AlF}_3{ }^{-} \\ & X+\mathrm{NaH} \longrightarrow Y \end{aligned} $$

The incorrect statement about $Y$ is

A
it is a good oxidising agent.
B
it is a good reducing agent.
C
oxidation state of hydrogen in it is -1 .
D
oxidation of it with iodine gives diborane.
EXAM MAP