**Test for Chemical Bonding and Periodic Table**

Chemical bonding and periodic table are important topics in the field of chemistry. These concepts help us understand how atoms interact with each other to form compounds and how the elements are arranged in the periodic table based on their properties. Conducting a test on these topics can help assess the students' understanding and knowledge in these areas. Here is a sample test that covers various aspects of chemical bonding and the periodic table for Class 11 students:

**Section 1: Multiple Choice Questions (MCQs)**

1. Which of the following elements is a halogen?
a) Sodium
b) Chlorine
c) Calcium
d) Iron

2. Which of the following is an example of an ionic bond?
a) H2
b) O2
c) NaCl
d) CO2

3. What is the valency of nitrogen?
a) 2
b) 3
c) 4
d) 5

4. Which of the following elements has the highest electronegativity?
a) Sodium
b) Oxygen
c) Carbon
d) Hydrogen

5. Which group of elements in the periodic table is known as the alkali metals?
a) Group 1
b) Group 2
c) Group 17
d) Group 18

**Section 2: Short Answer Questions**

1. Define covalent bond.
2. Explain the octet rule.
3. Write the electron dot structure for carbon dioxide (CO2).
4. Define electronegativity.
5. Explain the difference between polar and nonpolar covalent bonds.

**Section 3: Long Answer Questions**

1. Discuss the trends in atomic size across a period and down a group in the periodic table.
2. Compare and contrast ionic and covalent bonds.
3. Explain the concept of hybridization with suitable examples.
4. Discuss the periodic trends in electronegativity.
5. Explain the concept of metallic bonding.

**Section 4: Practical Application Question**

1. Sodium chloride (NaCl) is a common salt used in cooking. Explain the type of chemical bond present in sodium chloride and why it is important for its properties as a salt.

This test is designed to assess the students' understanding of chemical bonding and the periodic table. It includes multiple choice questions to test their knowledge of key concepts, short answer questions to assess their understanding and ability to explain important terms, long answer questions to evaluate their comprehension of the topics in depth, and a practical application question to test their ability to apply the concepts in real-life scenarios.

Remember to always provide detailed explanations and examples in your answers to help the students grasp the concepts better.