p-Block Elements PYQs - Last 5 Years
TS EAMCET / Chemistry / Inorganic Chemistry / 99 recent questions
ChemistryInorganic Chemistry2021-2025
Practice 99 TS EAMCET Chemistry questions from p-Block Elements. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
99
PYQs on Page
Chemistry / Inorganic Chemistry
2022-2025
Year Range
Based on indexed question metadata
99
Last 5 Years
2021-2025
99
Last 10 Years
2016-2025
Recent Year Trend
2022
2023
2024
2025Latest year
202231 max PYQs/year2025
Question Types
99PYQs
MCQ100%
Difficulty Mix
#1 Unknown99
99 in last 5 years99 in last 10 years
Last 5 Years p-Block Elements Questions
Showing 50 of 99 filtered questions.
1P Block Elements
Sulphur dioxide on reaction with chlorine in the presence of charcoal gives compound $(A)$. This on reaction with white phosphorus gives $\mathrm{SO}_2$ and compound $(B)$. The correct statement about ' $B$ ' is
MCQ+1 / -02025
2P Block Elements
Boron trifluoride on reaction with lithium aluminium hydride in ether gives $\mathrm{LiF}^{\circ} \mathrm{AlF}_3$ and $X . X$ on reaction with $\mathrm{NH}_3$ gives $Y$. $Y$ on further heating gives a compound $Z$. The number of $\sigma$-bo...
MCQ+1 / -02025
3P Block Elements
Which of the following gives more number of oxides on reacting with HCl ?
MCQ+1 / -02025
4P Block Elements
In which of the following reactions, hydrogen is evolved?
I. Reaction of sodium borohydride with iodine
II. Oxidation of diborane
III. Reaction of boron trifluoride with sodium hydride
IV. Hydrolysis of diborane
I. Reaction of sodium borohydride with iodine
II. Oxidation of diborane
III. Reaction of boron trifluoride with sodium hydride
IV. Hydrolysis of diborane
MCQ+1 / -02025
5P Block Elements
Which of the following statements is not correct regarding the gas evolved by the reaction of dilute HCl on $\mathrm{CaCO}_3$ ?
MCQ+1 / -02025
6P Block Elements
Which of the following statements is not correct?
MCQ+1 / -02025
7P Block Elements
Thionyl chloride on reaction with white phosphorus gives a compound of phosphorus ' $C$ ' which on hydrolysis gives an oxo acid ' $O$ '. The correct statement about $C$ and $O$ are
I. Shape of ' $C$ ' is pyramidal
II. ' $O$ ' is a dibasic a...
I. Shape of ' $C$ ' is pyramidal
II. ' $O$ ' is a dibasic a...
MCQ+1 / -02025
8P Block Elements
Consider the following.
Assertion (A) Phosphorus can form both phosphorus (III) and phosphorus (V) chlorides but nitrogen cannot form nitrogen (V) chloride.
Reason (R) The electronegativity of nitrogen is more than that of phosphorus.
The c...
Assertion (A) Phosphorus can form both phosphorus (III) and phosphorus (V) chlorides but nitrogen cannot form nitrogen (V) chloride.
Reason (R) The electronegativity of nitrogen is more than that of phosphorus.
The c...
MCQ+1 / -02025
9P Block Elements
Which one of the following statements is not correct?
MCQ+1 / -02025
10P Block Elements
The incorrect statement about the oxidation states of group 14 elements is
MCQ+1 / -02025
11P Block Elements
Which of the following is an incorrect statement about the compounds of group 13 elements?
MCQ+1 / -02025
12P Block Elements
Identify the electron rich hydrides from the following
MCQ+1 / -02025
13P Block Elements
Choose the correct statement about allotropes of carbon.
I. Graphite has layered structure.
II. Buckminster fullerene is not aromatic in nature.
III. The distance between two adjacent layers in graphite is 141.5 pm .
IV. The hybridisation o...
I. Graphite has layered structure.
II. Buckminster fullerene is not aromatic in nature.
III. The distance between two adjacent layers in graphite is 141.5 pm .
IV. The hybridisation o...
MCQ+1 / -02025
14P Block Elements
Which one of the orders is correctly matched with the property mentioned against it?
MCQ+1 / -02025
15P Block Elements
The dibasic oxoacid of phosphorus on disproportionation given two products $A$ and $B . A$ and $B$ are respectively.
MCQ+1 / -02025
16P Block Elements
Noble gas ' $X$ ' is used as a diluent for oxygen in modern diving apparatus and noble gas ' $Y$ ' is used mainly to provide an inert atmosphere in high temperature metallurgical processes ' $Y$ ' and ' $X$ ' are respectively?
MCQ+1 / -02025
17P Block Elements
Diborane on hydrolysis gives a compound $X$. The correct statement about $X$ are
I. It is a tribasic acid
II. It is a weak monobasic acid
III. It has a layer structure
IV. It is highly soluble in water
I. It is a tribasic acid
II. It is a weak monobasic acid
III. It has a layer structure
IV. It is highly soluble in water
MCQ+1 / -02025
18P Block Elements
Xenon hexafluoride on partial hydrolysis gives ' $X$ ' and HF . The shape of ' $X$ ' is
MCQ+1 / -02025
19P Block Elements
Phosphorus on reaction with sulphuryl chloride gives a compound $X$, which on complete hydrolysis gives $Y$. $X$ and $Y$ are respectively.
MCQ+1 / -02025
20P Block Elements
Which of the following pairs of oxoacids have basicity as 2?
MCQ+1 / -02025
21P Block Elements
Zinc on reaction with concentrated nitric acid gives an oxide of nitrogen $(A)$. Zinc with dilute nitric acid gives another oxide of nitrogen $(B)$. Oxidation numbers of nitrogen in $(A)$ and $(B)$ are respectively
MCQ+1 / -02025
22P Block Elements
Identify the reaction related to Deacon's process
MCQ+1 / -02025
23P Block Elements
The correct statements about the compounds of boron are
I. In borax bead test, the colour of cobalt metaborate is blue.
II. Diborane is prepared by the oxidation of sodium borohydride with iodine.
III. In diborane oxidation state of hydroge...
I. In borax bead test, the colour of cobalt metaborate is blue.
II. Diborane is prepared by the oxidation of sodium borohydride with iodine.
III. In diborane oxidation state of hydroge...
MCQ+1 / -02025
24P Block Elements
An oxoacid of phosphorus ' $X$ ' reduces silver nitrate solution to metallic silver and gets oxidised to another compound $Y . X$ and $Y$ respectively are
MCQ+1 / -02025
25P Block Elements
Observe the oxides $\mathrm{CO}, \mathrm{B}_2 \mathrm{O}_3, \mathrm{SiO}_2, \mathrm{CO}_2, \mathrm{Al}_2 \mathrm{O}_3$. $\mathrm{PbO}_2, \mathrm{Tl}_2 \mathrm{O}_3$. The number of acidic oxides in the list is
MCQ+1 / -02024
26P Block Elements
Which of the following when subjected to thermal decomposition will liberate dinitrogen ?
(i) Sodium nitrate
(ii) Ammonium dichromate
(iii) Barium azide
(i) Sodium nitrate
(ii) Ammonium dichromate
(iii) Barium azide
MCQ+1 / -02024
27P Block Elements
Identify the set which is not correctly matched in the following.
MCQ+1 / -02024
28P Block Elements
Consider the following reactions.
\(X+\mathrm{O}_2 \rightarrow \mathrm{Cu}_2 \mathrm{O}+\mathrm{SO}_2, \mathrm{Cu}_2 \mathrm{O}+X \rightarrow \mathrm{Cu}+Y \uparrow\)
The shape of the molecule $Y$ is
\(X+\mathrm{O}_2 \rightarrow \mathrm{Cu}_2 \mathrm{O}+\mathrm{SO}_2, \mathrm{Cu}_2 \mathrm{O}+X \rightarrow \mathrm{Cu}+Y \uparrow\)
The shape of the molecule $Y$ is
MCQ+1 / -02024
29P Block Elements
Consider the following reactions (not balanced).
$$ \begin{array}{r} \mathrm{BF}_3+\mathrm{NaH} \xrightarrow{450 \mathrm{~K}} X+\mathrm{NaF} \\ X+\mathrm{H}_2 \mathrm{O} \longrightarrow Y+\mathrm{H}_2 \uparrow \end{array} $$
The correct sta...
$$ \begin{array}{r} \mathrm{BF}_3+\mathrm{NaH} \xrightarrow{450 \mathrm{~K}} X+\mathrm{NaF} \\ X+\mathrm{H}_2 \mathrm{O} \longrightarrow Y+\mathrm{H}_2 \uparrow \end{array} $$
The correct sta...
MCQ+1 / -02024
30P Block Elements
Which of the following does not exist?
MCQ+1 / -02024
31P Block Elements
In contact process of manufacture of $\mathrm{H}_2 \mathrm{SO}_4$, the arsenic purifier used in the industrial plant contains
MCQ+1 / -02024
32P Block Elements
Which among the following oxoacids of phosphorous will have $\mathrm{P}-\mathrm{O}-\mathrm{P}$ bonds?I. $\mathrm{H}_{4} \mathrm{P}_{2} \mathrm{O}_{5}$II. $\mathrm{H}_{4} \mathrm{P}_{2} \mathrm{O}_{6}$III. $\mathrm{H}_{4} \mathrm{P}_{2} \mat...
MCQ+1 / -02024
33P Block Elements
Among the oxides $\mathrm{SiO}_{2}, \mathrm{SO}_{2}, \mathrm{Al}_{2} \mathrm{O}_{3}$ and $\mathrm{P}_{2} \mathrm{O}_{3}$, the correct order of acidic strength is
MCQ+1 / -02024
34P Block Elements
The correct formula of borax is $\mathrm{Na}_{2}\left[\mathrm{~B}_{4} \mathrm{O}_{5}(\mathrm{OH})_{x}\right] \cdot y \mathrm{H}_{2} \mathrm{O}$. The sum of $x$ and $y$ is
MCQ+1 / -02024
35P Block Elements
Xenon (VI) fluoride on complete hydrolysis gives an oxide of xenon ' $O$ '. The total number of $\sigma$ and $\pi$-bonds $\sin$ ' $O$ ' is i"
MCQ+1 / -02024
36P Block Elements
Among the hydrides $\mathrm{NH}_3, \mathrm{PH}_3$ and $\mathrm{BiH}_3$, the hydride with highest boiling point is $X$ and the hydride with lowest boiling point is $Y$. What are $X$ and $Y$ respectively?
MCQ+1 / -02024
37P Block Elements
Observe the following species.
(i) $\mathrm{NH}_3$
(ii) $\mathrm{AlCl}_3$
(iii) $\mathrm{SnCl}_4$
(iv) $\mathrm{CO}_2$
(v) $\mathrm{Ag}^{+}$
(vi) $ \mathrm{HSO}_{4}^{-} $
How many of the above species act as Lewis acids?
(i) $\mathrm{NH}_3$
(ii) $\mathrm{AlCl}_3$
(iii) $\mathrm{SnCl}_4$
(iv) $\mathrm{CO}_2$
(v) $\mathrm{Ag}^{+}$
(vi) $ \mathrm{HSO}_{4}^{-} $
How many of the above species act as Lewis acids?
MCQ+1 / -02024
38P Block Elements
An organic compound containing phosphorous on oxidation with $\mathrm{Na}_2 \mathrm{O}_2$ gives a compound ' $X$ '. This ' $X$ ' when boiled with $\mathrm{HNO}_3$ followed by treatment with a reagent gives yellow precipitate $Y . X$ and $Y$...
MCQ+1 / -02024
39P Block Elements
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 o...
MCQ+1 / -02024
40P Block Elements
Which of the following statements are correct?(i) $\mathrm{CCl}_{4}$ undergoes hydrolysis easily(ii) Diamond has directional covalent bonds(iii) Fullerene is thermodynamically most stable allotrope of carbon(iv) Glass is a man-made silicate...
MCQ+1 / -02024
41P Block Elements
What are $X$ and $Y$ respectively in the following reactions ?$ X \stackrel{\mathrm{CO}}{\longleftarrow} \mathrm{~B}_{2} \mathrm{H}_{6} \xrightarrow[\left(\mathrm{C}_{2} \mathrm{H}_{5}\right)_{2} \mathrm{O}]{\mathrm{NaH}} Y $
MCQ+1 / -02024
42P Block Elements
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?
MCQ+1 / -02024
43P Block Elements
$$ \begin{aligned} \mathrm{XeF}_4+\mathrm{O}_2 \mathrm{~F}_2 & \longrightarrow X+\mathrm{O}_2 \\ X+\underset{(1 \text { mole })}{\mathrm{H}_2 \mathrm{O}} & \longrightarrow Y+2 \mathrm{HF} \end{aligned} $$
The shapes of molecules of $X$ and ...
The shapes of molecules of $X$ and ...
MCQ+1 / -02023
44P Block Elements
$$ \begin{array}{r} \mathrm{P}_4+3 \mathrm{NaOH}+3 \mathrm{H}_2 \mathrm{O} \xrightarrow{\mathrm{CO}_2} 3 X+\mathrm{PH}_3 \uparrow \\ X \xrightarrow{\mathrm{HCl}(\mathrm{aq})} Y+\mathrm{NaCl} \end{array} $$
The incorrect statement about $Y$ ...
The incorrect statement about $Y$ ...
MCQ+1 / -02023
45P Block Elements
Aluminium reacts with dilute HCl and liberates a gas ' $A$ ' and with aqueous alkali liberates a gas ' $B$ '. $A$ and $B$ respectively are
MCQ+1 / -02023
46P Block Elements
Consider the following statements about the oxides of halogens.
A. At room temperature, $\mathrm{OF}_2$ is thermally stable.
B. Order of stability of oxides of halogens is
\(\mathrm{I}>\mathrm{Br}>\mathrm{Cl} .\)
C. $\mathrm{I}_2 \mathrm{...
A. At room temperature, $\mathrm{OF}_2$ is thermally stable.
B. Order of stability of oxides of halogens is
\(\mathrm{I}>\mathrm{Br}>\mathrm{Cl} .\)
C. $\mathrm{I}_2 \mathrm{...
MCQ+1 / -02023
47P Block Elements
Identify the incorrect statement about the oxidation states of group 14 elements.
MCQ+1 / -02023
48P Block Elements
Sodium nitrite with hydrochloric acid gives water alongwith two nitrogen oxides. They are
MCQ+1 / -02023
49P Block Elements
Identify the incorrect statement about the interhalogen compounds.
MCQ+1 / -02023
50P Block Elements
Which of the following has lowest melting point?
MCQ+1 / -02023