p-Block Elements PYQs - Last 10 Years
TS EAMCET / Chemistry / Inorganic Chemistry / 121 recent questions
ChemistryInorganic Chemistry2016-2025
Practice 121 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.
121
PYQs on Page
Chemistry / Inorganic Chemistry
2020-2025
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99
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2021-2025
121
Last 10 Years
2016-2025
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99 in last 5 years121 in last 10 years
Last 10 Years p-Block Elements Questions
Showing 21 of 121 filtered questions.
1P Block Elements
Glass reacts with HF to produce
MCQ+1 / -02020
2P Block Elements
\(\text { Match the following : }\)
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MCQ+1 / -02020
3P Block Elements
Find the element, which displays greater ability to form $p \pi-p \pi$ multiple bonds to itself and to other elements in the same block.
MCQ+1 / -02020
4P Block Elements
The most stable form of sulphur allotrope is
MCQ+1 / -02020
5P Block Elements
Phosphine is prepared by the reaction of $\mathrm{P}_4$ with which of the following?
MCQ+1 / -02020
6P Block Elements
Which element does not show catenation property?
MCQ+1 / -02020
7P Block Elements
Pick the correct statement.
I. Borax is white crystalline solid containing $\left[\mathrm{B}_4 \mathrm{O}_5(\mathrm{OH})_4\right]^{2-}$ units.
II. Aqueous solution of borax is acidic in nature.
III. Cobalt gives blue colour in borax bead te...
I. Borax is white crystalline solid containing $\left[\mathrm{B}_4 \mathrm{O}_5(\mathrm{OH})_4\right]^{2-}$ units.
II. Aqueous solution of borax is acidic in nature.
III. Cobalt gives blue colour in borax bead te...
MCQ+1 / -02020
8P Block Elements
Decreasing order of number of ionisable hydrogen atoms in the following molecules is
I. $\mathrm{H}_3 \mathrm{PO}_4$
II. $\mathrm{H}_3 \mathrm{PO}_3$
III. $\mathrm{H}_3 \mathrm{PO}_2$
IV. $\mathrm{H}_4 \mathrm{P}_2 \mathrm{O}_6$
I. $\mathrm{H}_3 \mathrm{PO}_4$
II. $\mathrm{H}_3 \mathrm{PO}_3$
III. $\mathrm{H}_3 \mathrm{PO}_2$
IV. $\mathrm{H}_4 \mathrm{P}_2 \mathrm{O}_6$
MCQ+1 / -02020
9P Block Elements
How many bridging oxygen atoms are present in $\mathrm{P}_4 \mathrm{O}_{10}$ ?
MCQ+1 / -02020
10P Block Elements
Ozone is obtained from oxygen
MCQ+1 / -02020
11P Block Elements
When graphite is heated at $300^{\circ} \mathrm{C}$ with potassium vapour, it forms $\mathrm{C}_8 \mathrm{~K}$ compound that shows one of the following property.
MCQ+1 / -02020
12P Block Elements
When orthoboric acid $\left(\mathrm{H}_3 \mathrm{BO}_3\right)$ is subjected to strong heating, the residue left is
MCQ+1 / -02020
13P Block Elements
The number of dissociable protons in "orthophosphoric acid" is
MCQ+1 / -02020
14P Block Elements
Buckminister fullerene contains the following $X$ number of six and $Y$ number of five member rings. What is the value of $X$ and $Y$ ?
MCQ+1 / -02020
15P Block Elements
Borax is converted into crystalline boron by the following steps :
\(\text { Borax } \xrightarrow[\mathrm{H}_2 \mathrm{O}]{X} \mathrm{H}_3 \mathrm{BO}_3 \xrightarrow{\Delta} \mathrm{~B}_2 \mathrm{O}_3 \xrightarrow[\Delta]{Y} B\)
Identify ...
\(\text { Borax } \xrightarrow[\mathrm{H}_2 \mathrm{O}]{X} \mathrm{H}_3 \mathrm{BO}_3 \xrightarrow{\Delta} \mathrm{~B}_2 \mathrm{O}_3 \xrightarrow[\Delta]{Y} B\)
Identify ...
MCQ+1 / -02020
16P Block Elements
Which one of the following is not a colourless compound?
MCQ+1 / -02020
17P Block Elements
When copper metal is treated with cold and dilute nitric acid, it forms
MCQ+1 / -02020
18P Block Elements
Which of the following elements reacts with water?
MCQ+1 / -02020
19P Block Elements
The molecular formula of metaphosphoric acid is
MCQ+1 / -02020
20P Block Elements
The final acid product obtained during the synthesis of $\mathrm{H}_2 \mathrm{SO}_4$ by contact process is
MCQ+1 / -02020
21P Block Elements
An aqueous solution of borax is
MCQ+1 / -02020