12th Class Chemistry Chapter 2 MCQs with Answers

Welcome to the 12th Class Chemistry Chapter 2 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 12th Class Chemistry Chapter 2 S-block Elements.

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12th Class Multiple Choice Question Chapter 2 with Answers Free PDF

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Grade 12 Chemistry Chapter 2 Online Quiz

By presenting 3 options to choose from, 12th Class Chapter 2 Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of 12th Class Questions and Answers and click over the correct answer.

• Test Name: 12th Class Chemistry Chapter 2 Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure high marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply comment below this post, so that we can update the answer in the quiz section.

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12th Class Chemistry Chapter 2: S-block Elements

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1 / 40

What is the chemical symbol for magnesium?

Mo

Mg

Mn

2 / 40

Which S-block element is used in the production of fertilizers?

Sodium

Beryllium

Potassium

3 / 40

Which S-block element is commonly used in the production of fireworks to produce red colors?

Potassium

Lithium

Strontium

4 / 40

Which element belongs to the S-block of the periodic table?

Lithium

Nickel

Bromine

5 / 40

Which S-block element is highly reactive with water, producing hydrogen gas?

Potassium

Sodium

Beryllium

6 / 40

Which S-block element is essential for plant growth and is often found in fertilizers?

Calcium

Sodium

Potassium

7 / 40

What is the atomic number of calcium?

20

40

12

8 / 40

What is the chemical symbol for lithium?

Li

Ls

Ln

9 / 40

What is the atomic number of potassium?

11

39

19

10 / 40

Which S-block element is commonly found in antacids to neutralize stomach acid?

Sodium

Magnesium

Calcium

11 / 40

Which S-block element is essential for bone health and nerve function?

Calcium

Magnesium

Sodium

12 / 40

What is the chemical symbol for cesium?

Ce

Cs

Cn

13 / 40

What is the atomic number of sodium?

16

23

11

14 / 40

Which S-block element is commonly used in the production of fireworks to produce green colors?

Barium

Calcium

Sodium

15 / 40

What is the chemical symbol for potassium?

Pn

Pt

K

16 / 40

Which S-block element is commonly used as a reducing agent in metallurgy?

Magnesium

Potassium

Calcium

17 / 40

Which S-block element is used in the manufacture of aluminum alloys?

Beryllium

Sodium

Lithium

18 / 40

Which S-block element is commonly used in the production of aluminum and steel alloys?

Sodium

Calcium

Magnesium

19 / 40

Which S-block element is used in the manufacture of fireworks to produce purple colors?

Sodium

Calcium

Strontium

20 / 40

What is the chemical symbol for francium?

Fr

Fc

Fn

21 / 40

What is the atomic number of radium?

88

38

56

22 / 40

What is the chemical symbol for barium?

Ba

Br

Bi

23 / 40

Which S-block element is used in the production of soap and detergents?

Sodium

Magnesium

Calcium

24 / 40

What is the atomic number of rubidium?

37

55

25

25 / 40

What is the atomic number of lithium?

6

3

9

26 / 40

What is the atomic number of strontium?

48

38

56

27 / 40

What is the chemical symbol for beryllium?

Ba

Br

Be

28 / 40

Which S-block element is commonly used in fireworks to produce a bright yellow flame?

Lithium

Potassium

Sodium

29 / 40

What is the atomic number of magnesium?

24

12

16

30 / 40

What is the chemical symbol for radium?

Rd

Ra

Rm

31 / 40

What is the chemical symbol for strontium?

S

Sn

Sr

32 / 40

Which S-block element is commonly used in the production of lightweight metal alloys?

Aluminum

Calcium

Magnesium

33 / 40

What is the chemical symbol for sodium?

Sn

Na

So

34 / 40

Which S-block element is commonly used in the production of nuclear reactors as a coolant?

Lithium

Potassium

Sodium

35 / 40

Which S-block element is used in the production of glass and ceramics?

Lithium

Potassium

Sodium

36 / 40

What is the atomic number of cesium?

87

37

55

37 / 40

Which S-block element is commonly used in the production of alloys for aircraft parts?

Sodium

Beryllium

Magnesium

38 / 40

Which S-block element is commonly used in photography for its light-sensitive properties?

Sodium

Silver

Lithium

39 / 40

Which S-block element is commonly used in batteries, especially in rechargeable ones?

Sodium

Lithium

Potassium

40 / 40

What is the atomic number of beryllium?

8

12

4

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