Class 9th · Chemistry · Chapter 13
Chapter 13: Laboratory and Practical Skills
Chapter 13 of the Punjab Board Class 9th Chemistry textbook runs from page 170 to 192. Its exercise has exercise and multiple choice questions. Open any of those pages in GenZ Books, tap a question, and the answer is worked from this chapter.
Open Chapter 13 of Chemistry in GenZ Books
The same Class 9th textbook, page for page. Tap any question and get the answer worked from that chapter — English and Urdu.
What you will learn
- ¢ — Explain, with examples, the types of chemical hazards in the lab and suggest safety precautions. (Types of chemical hazards to be identified: flammable or explosive hazards, corrosive hazards, toxic hazards, reactive hazards, radiation hazards and asphyxiation hazards) ¢« Recognize the meaning of different chemical hazard signs in the lab and on chemicals. * Recognize the importance of personal protective equipment (PPE) by correctly identifying the types of PPE needed for different lab. activities. ¢ Locate the nearest fire extinguisher and emergency shower. ¢ | Show awareness of emergency procedures in the event of an emergency in the lab. Introduction A chemistry laboratory is a place where a student is trained to observe the physical and chemical characteristics of substances by following definite procedures. Before starting the laboratory work, a student should get himself familiarized with the layout of the laboratory and various fittings provided in the laboratory table as well as the side shelves. Students are expected to conduct themselves in a responsible manner at all times in the lab. They are advised not to wor
Exercise
- Exercisep. 178
- Multiple Choice Questionsp. 178