1
TG EAPCET 2024 (Online) 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
According to Fajan's rules, which of the following is not correct about covalent character?
A
$\mathrm{KF}<\mathrm{KI}$
B
$\mathrm{LiF}<\mathrm{KF}$
C
$\mathrm{SnCl}_2<\mathrm{SnCl}_4$
D
$\mathrm{NaCl}<\mathrm{CuCl}$
2
TG EAPCET 2024 (Online) 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Consider the following pairs.

$$ \begin{array}{l|l|l} \hline & \text { Order } & \text { Property } \\ \hline \text { (A) } & \mathrm{NO}_2>\mathrm{O}_3>\mathrm{H}_2 \mathrm{O} & \text { Bond angle } \\ \hline \text { (B) } & \mathrm{HF}>\mathrm{H}_2 \mathrm{O}>\mathrm{NH}_3 & \text { Dipole moment } \\ \hline \text { (C) } & \mathrm{I}_2>\mathrm{F}_2>\mathrm{N}_2 & \text { Bond length } \\ \hline \end{array} $$

Which of the above pairs are correctly matched?

A
A, B and C
B
B and C only
C
A and C only
D
A and B only
3
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In which of the following set of molecules the hybridisation of central atoms is different?
A
$\mathrm{H}_2 \mathrm{O}, \mathrm{NH}_3, \mathrm{CH}_4$
B
$\mathrm{ClF}_3, \mathrm{XeF}_2, \mathrm{PCl}_5$
C
$\mathrm{CO}_2, \mathrm{CO}, \mathrm{BeF}_2$
D
$\mathrm{SF}_4, \mathrm{XeF}_4, \mathrm{CH}_4$
4
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
$$ \underset{(1: 20)}{\mathrm{Xe}(g)+\mathrm{F}_2(\mathrm{~g}) \xrightarrow[60-70 \text { bar }]{573 \mathrm{~K}} X(\mathrm{~s})} $$ $$ X+\mathrm{H}_2 \mathrm{O} \longrightarrow Y+\mathrm{HF}, X+3 \mathrm{H}_2 \mathrm{O} \longrightarrow \mathrm{Z}+\mathrm{HF} $$ The correct statements regarding $Y$ and $Z$ are (I) $Y$ has square pyramidal geometry. (II) $Y$ has linear geometry. (III) Z has $3 \sigma, 3 \pi$ bonds and 1 lone pair of electrons on the central atom. (IV) Z has tetrahedral geometry.
A
I and III only
B
II and III only
C
III and IV only
D
I and IV only
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