The s-Block Elements MCQ Questions for Class 11 Chemistry Chapter 10 with Answers

We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 11 Chemistry book Chapter 10 The s-Block Elements with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam taking the help of the Class 11 Chemistry Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of The s-Block Elements. Each Questions has four options followed by the right answer. Download the Chemistry Quiz Questions with Answers for Class 11 free Pdf and prepare to exam and help students understand the concept very well.

MCQ Questions for Class 11 Chemistry with Answers

Q1. Which of the following metal has stable carbonates?

(i) Na
(ii) Mg
(iii) Al
(iv) Si

(i) Na

Q2. The substance not likely to contain CaCO3 is

(i) Dolomite
(ii) A marble
(iii) Calcined gypsum
(iv) Sea shells.

(iii) Calcined gypsum

Q3. What are Oxo-Acids?

(i) Acid containing Oxygen
(ii) Acid containing Sulphur
(iii) Acid containing Carbon
(iv) None of the Above

(i) Acid containing Oxygen

Q4. Which of the following is most abundant in the earth crust ?

(i) Aluminium
(ii) Thallium
(iii) Boron
(iv) Gallium

(i) Aluminium

Q5. NaOH is prepared by the method

(i) Downs cell
(ii) Castner cell
(iii) Solvay process
(iv) Castner – Kellner cell.

(iv) Castner – Kellner cell.

Q6. Among the alkaline earth metals, the element forming the predominantly covalent compound is

(i) Barium
(ii) Strontium
(iii) Calcium
(iv) Beryllium.

(iv) Beryllium.

Q7. In curing cement plasters, water is sprinkled from time to time. This helps in

(i) Converting sand into silicic acid
(ii) Keeping it cool
(iii) Developing interlocking needle like crystals of hydrated silicates
(iv) Hydrating sand and gravel mixed with cement.

(iii) Developing interlocking needle like crystals of hydrated silicates

Q8. The element which shows least metallic character is

(i) Boron
(ii) Gallium
(iii) Indium
(iv) Aluminium

(i) Boron

Q9. Which one of these are main components of kidney stones?

(i) Sodium Oxalate
(ii) Potassium Oxalate
(iii) Calcium Oxalate
(iv) Copper Oxalate

(iii) Calcium Oxalate

Q10. Solubilities of carbonates decrease down the Magnesium group due to decrease in

(i) Entropy of solution formation
(ii) Lattice energies of solids
(iii) Hydration energy of cations
(iv) Inter-ionic attraction.

(iii) Hydration energy of cations

Q11. Carnallite is the mineral of:

(i) Na
(ii) Ca
(iii) Mg
(iv) None of the Above

(iii) Mg

Q12. Which one of the following has the lowest m.p.?

(i) Ga
(ii) B
(iii) Al
(iv) Tl

(i) Ga

Q13. Which one of the following alkali metals emit light of longest wavelength in the flame test ?

(i) Na
(ii) K
(iii) Cs
(iv) Li

(ii) K

Q14. In curing cement plasters, water is sprinkled from time to time. This helps in

(i) Converting sand into silicic acid
(ii) Keeping it cool.
(iii) Developing interlocking like crystals of hydrated silicates
(iv) Hydrating sand and gravel mixed with cement.

(iii) Developing interlocking like crystals of hydrated silicates

Q15. The basic strength of which hydroxide is maximum

(i) LiOH
(ii) NaOH
(iii) Ca (OH)²
(iv) KOH.

(iv) KOH.

Q16. The group 13 element that is liquid during summer and used for measuring high temperature is

(i) Gallium
(ii) Boron
(iii) Aluminium
(iv) Indium

(i) Gallium

Q17. Solubilities of carbonates decrease down the magnesium group due to decrease in

(i) Entropy of solution formation
(ii) Lattice energies of solids
(iii) Hydration energy of cations
(iv) Inter – ionic attraction.

(iii) Hydration energy of cations

Q18. Which one is used as an air purifier in space craft?

(i) Quick lime
(ii) Slaked lime
(iii) Potassium superoxide
(iv) Anhydrous CaCl2

(iii) Potassium superoxide

Q19. Which of the following alkali metals has the least melting point?

(i) Na
(ii) K
(iii) Rb
(iv) Cs.

(iv) Cs.

Q20. Aluminium chloride is a/an

(i) Lewis acid
(ii) Bronsted – Lowery acid
(iii) Arhenius acid
(iv) Lewis base

(i) Lewis acid

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MCQ Questions for Class 11 Chemistry Chapter wise with Answers

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