Daily Practice Problems
ICSE 9 Chemistry
The Periodic Table
daily practice problem

Question 1:

(a) Name the scientist who gave this table.

(b) Which group of elements were not known at this time?

(c) This system of arranging elements worked quite well for __________ (heavier/lighter) elements

(d) The table shown above relates the properties of the elements to their __________ (atomic mass/atomic number) [Level: Moderate]

 

Question 2:

The strongest reducing agents are elements of group:

(a) 2

(b) 1

(c) 17

(d) 16 [Level: Difficult]

 

Question 3:

Elements of which period summarise the properties of elements present in their respective groups?

(a) 4th period

(b) 2nd period

(c) 3rd period

(d) 5th period [Level: Difficult]   

Question 4:

The element with atomic number 18 is placed in the modern periodic table in:

(a) Period 7; Group 12

(b) Period 2; Group 17

(c) Period 3; Group 18

(d) Period 4; Group 18 [Level: Difficult]

 

Question 5:

Column A

Column B

Dobereiner

Predicted the existence & properties of elements which were yet to be discovered

Mendeleev

Z is more fundamental property of an element than atomic mass

Newlands

Atomic mass of middle element is mean of the atomic masses of other 2 elements in a triad

Henry Moseley

Every 8th element has properties similar to its 1st element when arranged in increasing order of atomic mass

[Level: Moderate]

 

Question 6:

(a) Complete the table:

Z

Element

Electronic configuration

Name of element in same group

19

Potassium

 

 

8

Oxygen

 

 

17

Chlorine

 

 

15

Phosphorus

 

 

(b) Classify the elements given in the table as metals & non-metals.

(c) To which group does potassium belongs? [Level: Moderate]

 

Question 7:

Elements with 7 electrons in their outermost shell are known as:

(a) Inert gases

(b) Alkaline earth metals

(c) Halogens

(d) Alkali metals [Level: Easy]

 

Question 8:

Which of the following statement is correct with respect to the elements – Li, Be, B, C, N, O, F, Ne.

(a) Each element belongs to the same group

(b) Valency of each element is same

(c) Each element belongs to the same period

(d) They are all metals [Level: Moderate]

 

Question 9:

All the members of group 14 have how many electrons in their outermost shell?

(a) 7

(b) 3

(c) 4

(d) 2 [Level: Moderate]

 

Question 10:

How many elements are placed in 7th period of periodic table?

(a) 18

(b) 32

(c) 64

(d) 26 [Level: Easy]

 

Question 11:

In the periodic table, elements of same period have same:

(a) number of valence electrons

(b) mass number

(c) atomic number

(d) number of shells [Level: Moderate]

 

Question 12:

Which among the following is a metal in period 3 having electronic configuration 2,8,3?

(a) Beryllium

(b) Aluminium

(c) Sodium

(d) Potassium [Level: Moderate]

 

Question 13:

Which among the following period has elements from atomic no. 19 to 36?

(a) Period 3

(b) Period 2

(c) Period 5

(d) Period 4 [Level: Moderate]

 

Question 14:

Which among the following is group number of element having electronic configuration 2, 8, 8, 2?

(a) 2

(b) 1

(c) 3

(d) 4 [Level: Difficult]

 

Question 15:

Which among the following groups is most electronegative?

(a) Group 2

(b) Group 15

(c) Group 17

(d) Group 16 [Level: Difficult]

 

Question 16:

Column A

Column B

Elements short by 1 electron in octet

Transition elements

Highly reactive metals

Noble gases

Non-reactive elements

Alkali metals

Elements of group 3 to 11

Actinides

Radioactive elements

Halogens

[Level: Moderate]

 

Question 17: 

Name at least 5 elements of group 18. [Level: Easy]

 

Question 18:

Which among the following group contains highly electronegative reactive non-metals including chlorine?

(a) Group 14

(b) Group 17

(c) Group 13

(d) Group 16 [Level: Moderate]

 

Question 19:

State any 2 merits of Mendeleev’s periodic table. [Level: Easy]

 

Question 20:

Give atleast 3 examples of dobereiner’s triad. [Level: Easy]

**********

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  1. Application of Knowledge: Problem-solving allows you to apply the theoretical concepts of the topic ICSE 9 Chemistry The Periodic Table you have learned to real-life situations. It helps you bridge the gap between abstract knowledge and practical scenarios, making the learning more relevant and meaningful.
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  5. Identifying Knowledge Gaps: When you attempt to solve problems, you may encounter areas where your understanding is lacking. These knowledge gaps become evident during problem-solving, and you can then focus on filling those gaps through further study and practice. You can refer The Periodic Table ICSE 9 Chemistry Notes on LearnoHub.com
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  7. Preparation for Exams and Challenges: Many exams, especially in science, mathematics, and engineering, involve problem-solving tasks. Regular practice in problem-solving prepares you to face these exams with confidence and perform well. It is also advised to take tests on The Periodic Table ICSE 9 Chemistry Online Tests at LearnoHub.com.
  8. Enhancing Creativity: Problem-solving often requires thinking outside the box and exploring various approaches. This fosters creativity and innovation, enabling you to come up with novel solutions to different problems.
  9. Life Skills Development: Problem-solving is a valuable life skill that extends beyond academics. It equips you with the ability to tackle various challenges you may encounter in personal and professional life.
  10. Improving Decision Making: Problem-solving involves making decisions based on available information and logical reasoning. Practicing problem-solving enhances your decision-making skills, making you more effective in making informed choices.

In summary, problem-solving after learning a theoretical concept on CBSE The Periodic Table ICSE 9 Chemistry is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.

You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.

Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.

All About Daily Practice Problems on ICSE 9 Chemistry The Periodic Table NCERT Chapter 5

Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on ICSE 9 Chemistry The Periodic Table NCERT Chapter 5 useful.

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  • The Periodic Table ICSE 9 Chemistry DPPs, Download PDF of solutions
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