Is Matter Around Us Pure? Blog 1
NOTHING IS PERMANENT.
DON'T STRESS YOURSELF TOO MUCH
BECAUSE NO MATTER HOW BAD
THE SITUATION IS, IT WILL CHANGE.
IS MATTER AROUND US PURE?
LESSON 1
LEARNING OBJECTIVES:
AT THE END OF TODAY'S CLASS YOU WILL BE ABLE TO
1) classify matter has pure and impure substances
2) state examples of pure and impure substances
3) define an element
GENERAL INSTRUCTIONS:
1) COPY EVERYTHING WRITTEN IN RED IN YOUR CHEMISTRY NOTEBOOKS.
2) KEEP YOUR NCERT NEXT TO YOU FOR REFERENCE.
Matter around us could be in the pure form or impure.
Can you name a few substances that are absolutely pure?
Put them in the comment box below?
DID YOU SAY MILK?
MILK is not pure ? why? (READ PAGE 14, FIRST COLUMN)
PURE SUBSTANCE – CONSISTS OF A SINGLE TYPE OF PARTICLES. (IT IS MADE OF SINGLE FORM OF MATTER)
COPY THE TABLE 👇
WE BEGIN WITH PURE SUBSTANCES…. ELEMENTS
ELEMENTS
Element is the basic form of matter that cannot be broken down into simpler substances by chemical reactions.
(DO NOT COPY)

https://youtu.be/43uLaGo3Cxc Watch the video to understand an element
THIS IS ALL FOR TODAY!
ASSIGNMENT
READ PAGE 25 OF NCERT
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