CBSE Class 11 Chemistry Chapter 10 The s Block Elements Multiple Choice Questions with Answers. MCQ Questions Class 11 Chemistry The s Block Elements with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Chemistry The s Block Elements MCQs with Answers to know their preparation level.
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MCQ Questions Class 11 Chemistry The s Block Elements with Answers - Set - 5
Question 1:
The products obtained on heating LiNO2 will be
(a) Li2O+ NO2 +O2
(b) Li3N + O2
(c) Li2O+ NO+ O2
(d) LiNO3 + O2
Correct Answer – (A)
Question 2 :
Why lithium react less vigorously with water than other alkali metals?
(a) Lithium has most negative E Θ value
(b) Lithium has small size and very high hydration energy.
(c) Lithium has least negative E Θ value
(d) Both (a) and (b)
Correct Answer – (B)
Question 3 :
Complete the following two reactions.
(i) 4LiNO3 → x + O2
(ii) 2NaNO3 → y + O2
(a) x = LiNO2, y = NaNO2
(b) x = Li2O + NO2, y = Na2O + NO2
(c) x = Li2O + NO2, y = NaNO2
(d) x = LiNO2, y = Na2O + NO2
Correct Answer – (C)
Question 4 :
Which compound will show the highest lattice energy ?
(a) RbF
(b) CsF
(c) NaF
(d) KF
Correct Answer – (C)
Question 5 :
The most stable compound is
(a) LiF
(b) LiCl
(c) LiBr
(d) LiI
Correct Answer – (A)
MCQ Questions Class 11 Chemistry The s Block Elements with Answers
Question 6 :
Among LiI, NaI, KI, the one which is more ionic and more soluble in water is
(a) KI
(b) NaI
(c) LiI
(d) None of these
Correct Answer – (A)
Question 7 :
Which of the following does not illustrate the anomalous properties of lithium?
(a) The melting point and boiling point of Li are comparatively high
(b) Li is much softer than the other group I metals
(c) Li forms a nitride Li3N unlike group I metals
(d) The ion of Li and its compounds are more heavily hydrated than those of the rest of the group
Correct Answer – (B)
Question 8 :
On heating anhydrous Na2CO3,…….is evolved
(a) CO2
(b) water vapour
(c) CO
(d) no gas
Correct Answer – (D)
Question 9 :
Which of the following represents a correct sequence of reducing power of the following elements?
(a) Li > Cs > Rb
(b) Rb > Cs > Li
(c) Cs > Li > Rb
(d) Li > Rb > Cs
Correct Answer – (A)
Question 10 :
Which is most basic in character ?
(a) CsOH
(b) KOH
(c) NaOH
(d) LiOH
Correct Answer – (A)
- NCERT Solutions Class 11 Chemistry Chapter 1 : Some Basic Concepts of Chemistry
- NCERT Solutions Class 11 Chemistry Chapter 2 : Structure Of The Atom
- NCERT Solutions Class 11 Chemistry Chapter 3 : Classification of Elements and Periodicity in Properties
- NCERT Solutions Class 11 Chemistry Chapter 4 : Chemical Bonding and Molecular Structure
- NCERT Solutions Class 11 Chemistry Chapter 5 : States of Matter
- NCERT Solutions Class 11 Chemistry Chapter 6 : Thermodynamics
- NCERT Solutions Class 11 Chemistry Chapter 7 : Equilibrium
- NCERT Solutions Class 11 Chemistry Chapter 8 : Redox Reactions
- NCERT Solutions Class 11 Chemistry Chapter 9 : Hydrogen
- NCERT Solutions Class 11 Chemistry Chapter 10 : The s-Block Elements
- NCERT Solutions Class 11 Chemistry Chapter 11 : The p-Block Elements
- NCERT Solutions Class 11 Chemistry Chapter 12 : Organic Chemistry: Some Basic Principles and Techniques
- NCERT Solutions Class 11 Chemistry Chapter 13 : Hydrocarbons
- NCERT Solutions Class 11 Chemistry Chapter 14 : Environmental Chemistry
