CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements

Refer to CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements. We have provided exhaustive High Order Thinking Skills (HOTS) questions and answers for Class 12 Chemistry Unit 6 General Principles and Processes of Isolation of Elements. Designed for the 2025-26 exam session, these expert-curated analytical questions help students master important concepts and stay aligned with the latest CBSE, NCERT, and KVS curriculum.

Unit 6 General Principles and Processes of Isolation of Elements Class 12 Chemistry HOTS with Solutions

Practicing Class 12 Chemistry HOTS Questions is important for scoring high in Chemistry. Use the detailed answers provided below to improve your problem-solving speed and Class 12 exam readiness.

HOTS Questions and Answers for Class 12 Chemistry Unit 6 General Principles and Processes of Isolation of Elements

 

CHAPTER:6, GENERAL PRINCIPLES AND PROCESSES OF
ISOLATION OF ELEMENTS
 
1 - MARK QUESTIONS
 
1. Name an ore having two different metal ions. 1
 
2. What are the oxidation states of iron in Fe3O4? 1
 
3. What is Self-Electronation? 1
 
4. Which Substance is added to molten iron to remove sulphur impurity? 1
 
5. What is “18:8 stainless steel”? 1
 
6. Why copper matte is put into silica lined converter? 1
 
2 - MARKS QUESTIONS
 
7. What is the difference between reverberatory furnace & blast furnace. 2
 
8. How does NaCN act as a depressant in preventing zinc from forming the froth? Explain 2
 
9. Why thermite process is not used for obtaining aluminum from bauxite. 2
 
3 - MARKS QUESTIONS
 
10. What is the criterion for choosing a method of reduction? Explain with Ellingham’s diagram, by taking at least 2 examples. 3
 
11. Give the reducing technique of a covalent metal compound, by giving all necessary equations. 3
 
12. What is red mud in the metallurgy of aluminum? And explain all the steps involved in the concentration of ore of aluminium with necessary equations. 3
 
13. The extraction of gold by leaching with NaCN involves both oxidation and reduction. Justify giving equations. 3
 
14. Cinnabar and Galena on roasting often give their respective metals but Zincblende does not. Explain. 3
 
15. Explain the following
i. Carbon reduction process is not applied for reducing aluminium oxide to aluminium.
ii  Aq Solution chloride cannot be used for the isolation of sodium by electrolytic reduction method.
iii Thermite process is quite useful for repairing the broken parts of machine.
 
16.Why reduction of metal oxide easier if the metal is formed in the liquid state at the temperature of reduction?

HOTS for Unit 6 General Principles and Processes of Isolation of Elements Chemistry Class 12

Students can now practice Higher Order Thinking Skills (HOTS) questions for Unit 6 General Principles and Processes of Isolation of Elements to prepare for their upcoming school exams. This study material follows the latest syllabus for Class 12 Chemistry released by CBSE. These solved questions will help you to understand about each topic and also answer difficult questions in your Chemistry test.

NCERT Based Analytical Questions for Unit 6 General Principles and Processes of Isolation of Elements

Our expert teachers have created these Chemistry HOTS by referring to the official NCERT book for Class 12. These solved exercises are great for students who want to become experts in all important topics of the chapter. After attempting these challenging questions should also check their work with our teacher prepared solutions. For a complete understanding, you can also refer to our NCERT solutions for Class 12 Chemistry available on our website.

Master Chemistry for Better Marks

Regular practice of Class 12 HOTS will give you a stronger understanding of all concepts and also help you get more marks in your exams. We have also provided a variety of MCQ questions within these sets to help you easily cover all parts of the chapter. After solving these you should try our online Chemistry MCQ Test to check your speed. All the study resources on studiestoday.com are free and updated for the current academic year.

Where can I download the latest PDF for CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements?

You can download the teacher-verified PDF for CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements from StudiesToday.com. These questions have been prepared for Class 12 Chemistry to help students learn high-level application and analytical skills required for the 2025-26 exams.

Why are HOTS questions important for the 2026 CBSE exam pattern?

In the 2026 pattern, 50% of the marks are for competency-based questions. Our CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements are to apply basic theory to real-world to help Class 12 students to solve case studies and assertion-reasoning questions in Chemistry.

How do CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements differ from regular textbook questions?

Unlike direct questions that test memory, CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements require out-of-the-box thinking as Class 12 Chemistry HOTS questions focus on understanding data and identifying logical errors.

What is the best way to solve Chemistry HOTS for Class 12?

After reading all conceots in Chemistry, practice CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements by breaking down the problem into smaller logical steps.

Are solutions provided for Class 12 Chemistry HOTS questions?

Yes, we provide detailed, step-by-step solutions for CBSE Class 12 Chemistry HOTs General Principles And Processes Of Isolation Of Elements. These solutions highlight the analytical reasoning and logical steps to help students prepare as per CBSE marking scheme.