s-Block Elements PYQs - Last 10 Years
TS EAMCET / Chemistry / Inorganic Chemistry / 36 recent questions
ChemistryInorganic Chemistry2016-2025
Practice 36 TS EAMCET Chemistry questions from s-Block Elements. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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2020-2025
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Last 10 Years s-Block Elements Questions
Showing 36 of 36 filtered questions.
1S Block Elements
Identify the correct statement from the following
I. LiF is less soluble in water than NaF
II. Both LiCl and $\mathrm{MgCl}_2$ are insoluble in ethanol
III. Both Li and Mg form nitrides
IV. $\mathrm{Na}_2 \mathrm{CO}_3$ gives $\mathrm{CO}_2...
I. LiF is less soluble in water than NaF
II. Both LiCl and $\mathrm{MgCl}_2$ are insoluble in ethanol
III. Both Li and Mg form nitrides
IV. $\mathrm{Na}_2 \mathrm{CO}_3$ gives $\mathrm{CO}_2...
MCQ+1 / -02025
2S Block Elements
The major ingredient $(51 \%)$ in Portland cement is
MCQ+1 / -02025
3S Block Elements
Which of the following statements is not correct?
MCQ+1 / -02025
4S Block Elements
A sample of water contains $\mathrm{Mg}\left(\mathrm{HCO}_3\right)_2$ and $\mathrm{Ca}\left(\mathrm{HCO}_3\right)_2$ On boiling this water, these hydrogen carbonates are removed as precipitates. The precipitates are
MCQ+1 / -02025
5S Block Elements
How many of the following metals give oxides and nitrides when burnt in air?
Be, Na, Mg, Ba, Sr, Li, K
Be, Na, Mg, Ba, Sr, Li, K
MCQ+1 / -02025
6S Block Elements
Identify the incorrect order against the property given in brackets
MCQ+1 / -02025
7S Block Elements
When burnt in excess of oxygen, sodium forms a compound $X$ and potassium forms a compound $Y$. The magnetic natures of $X$ and $Y$ respectively are
MCQ+1 / -02025
8S Block Elements
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MCQ+1 / -02025
9S Block Elements
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MCQ+1 / -02025
10S Block Elements
In which of the following the $s$-block elements are arranged in the correct order of their melting points?
MCQ+1 / -02025
11S Block Elements
Observe the following statements.
Statement I Both LiF and CsI have low solubility in water.
Statement II Low solubility of LiF in water is due to smaller hydration enthalpy of ions and that of CsI is due to its high lattice enthalpy.
The c...
Statement I Both LiF and CsI have low solubility in water.
Statement II Low solubility of LiF in water is due to smaller hydration enthalpy of ions and that of CsI is due to its high lattice enthalpy.
The c...
MCQ+1 / -02025
12S Block Elements
Assertion (A) $\mathrm{MgO}, \mathrm{CaO}, \mathrm{SrO}$ and BaO are insoluble in water.
Reason ( R ) In aqueous medium the basic strength of $\mathrm{MgO}, \mathrm{CaO}, \mathrm{SrO}$ and BaO increases with increase in the atomic number o...
Reason ( R ) In aqueous medium the basic strength of $\mathrm{MgO}, \mathrm{CaO}, \mathrm{SrO}$ and BaO increases with increase in the atomic number o...
MCQ+1 / -02024
13S Block Elements
What is the correct stability order of $\mathrm{KO}_2, \mathrm{RbO}_2, \mathrm{CsO}_2$ ?
MCQ+1 / -02024
14S Block Elements
Identify the compound which gives $\mathrm{CO}_2$ more readily on heating?
MCQ+1 / -02024
15S Block Elements
The hydroxide of which of the following metal reacts with both acid and alkali?
MCQ+1 / -02024
16S Block Elements
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 $Y$
$$ \begin{array}{r} \mathrm{Cs}+\mathrm{O}_2 \text { (excess) } \rightarrow X \\ \mathrm{Na}+\mathrm{O}_2 \rightarrow Y \end{array} $$
Identify the correct Statement about $X$ and $Y$
MCQ+1 / -02024
17S Block Elements
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 unsta...
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 unsta...
MCQ+1 / -02024
18S Block Elements
The alkali metal with lowest $E^{\circ}{ }_{M^{+} / M}(\mathrm{~V})$ is $X$ and the alkali metal with highest $E^{\circ}{ }_{M^{+} / M}(\mathrm{~V})$ is $Y$. Then $X$ and $Y$ are respectively
MCQ+1 / -02023
19S Block Elements
Assertion (A) Be and Mg do not impart any colour to the flame.
Reason (R) The electrons in them are strongly bound to get excited by flame.
Reason (R) The electrons in them are strongly bound to get excited by flame.
MCQ+1 / -02023
20S Block Elements
Identify the incorrect reaction from the following.
MCQ+1 / -02023
21S Block Elements
Assertion (A) Alkali metals and their salts impart characteristic flame colours.
Reason (R) Alkali metals have low ionisation enthalpy values. So, electron excitation is possible. The correct option among the following is
Reason (R) Alkali metals have low ionisation enthalpy values. So, electron excitation is possible. The correct option among the following is
MCQ+1 / -02023
22S Block Elements
Thermal decomposition of lithium nitrate gives
MCQ+1 / -02023
23S Block Elements
Which one of the following statements is not correct?
MCQ+1 / -02023
24S Block Elements
Which of the following set of metals have strong tendency to form super oxides?
MCQ+1 / -02023
25S Block Elements
Identify the correct statements with respect to compounds of beryllium.
I. Beryllium oxide is amphoteric in nature.
II. Beryllium hydride is formed by the reaction of beryllium with hydrogen.
III. Beryllium hydride is formed by the reaction...
I. Beryllium oxide is amphoteric in nature.
II. Beryllium hydride is formed by the reaction of beryllium with hydrogen.
III. Beryllium hydride is formed by the reaction...
MCQ+1 / -02023
26S Block Elements
Unknown inorganic compound ' $A$ ' is used for water softening. ' $A$ ' reacts with $\mathrm{Na}_2 \mathrm{CO}_3$ to generate an alkaline compound ' $B$ ' whose $\mathrm{pH}=14$. ' $A$ ' on reaction with $\mathrm{CO}_2$ gives cloudy ppt. ' ...
MCQ+1 / -02022
27S Block Elements
Which of the following salts can accommodate more number of $\mathrm{H}_2 \mathrm{O}$ molecules per molecule in their halide hydrates?
MCQ+1 / -02022
28S Block Elements
The correct order of melting points of the following salts is
$$ \begin{array}{lll} \text { LiCl } & \text { LiF } & \text { Lil } \\ \text { I } & \text { II } & \text { III } \end{array} $$
$$ \begin{array}{lll} \text { LiCl } & \text { LiF } & \text { Lil } \\ \text { I } & \text { II } & \text { III } \end{array} $$
MCQ+1 / -02022
29S Block Elements
Lithium nitrate on heating gives
MCQ+1 / -02022
30S Block Elements
Potassium superoxide on hydrolysis gives
MCQ+1 / -02022
31S Block Elements
Which alkali metal emits blue colour light in flame test?
MCQ+1 / -02020
32S Block Elements
Which of the following statement(s) are correct, when alkali metals burn in the presence of oxygen?
I. Lithium forms monoxide
II. Sodium forms peroxide
III. Potassium, rubidium and cesium forms superoxide
I. Lithium forms monoxide
II. Sodium forms peroxide
III. Potassium, rubidium and cesium forms superoxide
MCQ+1 / -02020
33S Block Elements
What is the increasing order of hydration enthalpies of alkali metal ions?
MCQ+1 / -02020
34S Block Elements
The carbonates of alkaline earth metals decompose on heating to give
I. $\mathrm{CO}_2$
II. Metal oxide
III. $\mathrm{H}_2 \mathrm{O}$
IV. CO
I. $\mathrm{CO}_2$
II. Metal oxide
III. $\mathrm{H}_2 \mathrm{O}$
IV. CO
MCQ+1 / -02020
35S Block Elements
Predict the feasibility of the given reactions in aqueous solution
(i) $\mathrm{Be}(\mathrm{OH})_2+2 \mathrm{OH}^{-} \longrightarrow\left[\mathrm{Be}(\mathrm{OH})_4\right]^{2-}$
(ii) $\mathrm{Be}(\mathrm{OH})_2+2 \mathrm{H}^{+} \longrightar...
(i) $\mathrm{Be}(\mathrm{OH})_2+2 \mathrm{OH}^{-} \longrightarrow\left[\mathrm{Be}(\mathrm{OH})_4\right]^{2-}$
(ii) $\mathrm{Be}(\mathrm{OH})_2+2 \mathrm{H}^{+} \longrightar...
MCQ+1 / -02020
36S Block Elements
Which halide of alkaline earth metals is covalent in nature and can be soluble in organic solvent, such as ethanol?
MCQ+1 / -02020