Page 15 - ICSE Chemistry 6

1 Introduction to Chemistry

Learning Outcomes Key Concepts
Students will be able to
• discuss the importance of chemistry in daily life and its role in diff erent industries • Chemistry—Meaning
and life processes. • Development of
• list important applica ons of chemistry in day-to-day life. Chemistry—A Historical
• list some industrial applica ons of chemistry. Perspective
• discuss the bio sketches of some great scien sts and their contribu ons. • Notable Chemists
• appreciate the pa ence, perseverance, sacrifi ces and ethical work of scien sts. • Importance of Chemistry
• Food and Chemistry
• Cosmetics and Chemistry
• Clothing and Chemistry
• Medicine and Chemistry
• Chemicals in Industries

Warm Up Activity

Write the following.

• Any three medicines you take: __________ __________ ___________
• Any three food products you buy from the market:

___________________ ___________________ ___________________

• Any three cosme cs: ___________ ___________ __________

You have named several things. All these things contain chemicals.
We will study about chemicals in detail in this chapter.

The word science comes from the La n word Scien a meaning knowledge. Science refers to the knowledge
a ained through study or prac ce. In simple terms, science is the system of acquiring knowledge using
observa on and experimenta on to describe and explain various natural processes around us. It is
both a body of knowledge as well as a con nuous ongoing process. Science is the basis of our modern
civiliza on. The applica on of science has improved our life greatly with several benefi ts. New discoveries
and inven ons have made our lives comfortable.

CHEMISTRY—MEANING

Science has two main branches: physical science and natural (or life) science. These two branches are
further divided into diff erent branches: Physics, Chemistry and Biology. Chemistry is a branch of physical

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