Class 11 Exam  >  Class 11 Notes  >  Chemistry for class 11

Chemistry for class 11 PDF Download

Download, print and study this document offline

FAQs on Chemistry for class 11

1. What is the definition of chemistry?
Ans. Chemistry is the branch of science that deals with the composition, structure, properties, behavior, and changes of matter. It involves the study of atoms, molecules, and their interactions.
2. What are the different branches of chemistry?
Ans. Chemistry can be divided into various branches such as organic chemistry, inorganic chemistry, physical chemistry, analytical chemistry, biochemistry, and environmental chemistry. Each branch focuses on different aspects of matter and its properties.
3. How is chemistry important in our daily life?
Ans. Chemistry plays a vital role in our daily life. It is involved in various aspects such as cooking, cleaning, medicine, agriculture, and transportation. For example, understanding chemical reactions helps us in cooking delicious food, using cleaning agents effectively, developing new drugs, improving crop yield, and designing fuel-efficient vehicles.
4. What is the difference between physical and chemical changes?
Ans. Physical changes are those in which the form or appearance of a substance changes, but its chemical composition remains the same. Examples include melting ice, boiling water, or crushing a can. On the other hand, chemical changes involve the formation of new substances with different chemical compositions. Examples include burning wood, rusting of iron, or digestion of food.
5. How can chemistry help solve environmental problems?
Ans. Chemistry plays a crucial role in understanding and solving environmental problems. It helps in developing environmentally friendly materials, designing pollution control systems, analyzing air and water quality, and studying the impact of human activities on the environment. Chemistry also contributes to the development of renewable energy sources and sustainable practices to mitigate environmental issues.
Download as PDF
Explore Courses for Class 11 exam
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Related Searches

Viva Questions

,

video lectures

,

Extra Questions

,

study material

,

Objective type Questions

,

Chemistry for class 11

,

MCQs

,

Exam

,

Chemistry for class 11

,

past year papers

,

pdf

,

Previous Year Questions with Solutions

,

ppt

,

Important questions

,

Free

,

Summary

,

mock tests for examination

,

Semester Notes

,

Sample Paper

,

practice quizzes

,

shortcuts and tricks

,

Chemistry for class 11

;