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MATTER
COMPOSITION
ENERGY
TRANSFORMATIONSTRUCTURE
PROPERTIES
CHEMISTRY
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CHEMISTRY is the
study of matter – its
composition, structureproperties,
transformation from
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one form to another
and the energy thaaccompanies its
transformation.
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Branches of Chemistry
Organic Chemistry: I
deals with substances tha
contain the elemen
carbon.
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Inorganic Chemistry: I
deals with all elementsand compounds other
than organic
compounds.
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Analytical Chemistry: It i
concerned with theidentification o
substances through asystematic determination
of their composition.
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Biochemistry: It is
concerned with the
chemistry of lifeprocesses and living
organism.
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Physical Chemistry: I
deals with theapplication of physica
laws to chemical changeand chemical systems.
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The Philippine
coconut industry
provides livelihoodto 1/3 the country’s
population. Sixty –
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eight out of 79
provinces are
coconut areasCoconut is among
the top 10-expor
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produce of our and
we have 59% share
in world coconutexports.
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1. What is the
composition of eachpart of the coconut –
fruit, leaves, trunk and
roots?
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2. What are the boiling
point and melting poinof coconut oil?
3. What is the bes
processing procedure
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and conditions that wil
yield high quality andquantity of oil?
4. Why does oil become
rancid?
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5. What changes take
place in copra duringstorage?
6. How much energy isderived from the
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burning of coconut oil
shell and husk?7. What are the uses o
many chemicals derivedfrom the different part
of the coconut tree?
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Which branch o
chemistry might work inthe following situations?
a. determining mercurylevel in fish.
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b. improving the fue
characteristics ogasoline.
c. developing new bloodclotting agents.
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d. determining the
properties of sulfur &oxygen.
e. nutritional studies oindigenous food and
legumes.
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f. calculating the energy
needed to break a singlebond.
g. understanding themechanisms of enzymes
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Make a collage out o
the cut – out pictures
from newspaperlabels of commercia
products or magazine
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by pasting them on
Oslo paper to depic
the Impact oChemistry on Society.
Activity 1
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Chemistry In Our Midst
I. Objective: Todetermine the role o
chemistry to society.
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II. Materials: Cut ou
pictures of chemicaproducts, pair o
scissors, paste, osloIII. Observation:
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Chemical
Products
Area of
HumanNeeds
Uses
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Guide Questions: From
the collage you made
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name the chemica
products. Give their useand the area of human
needs in which they areused.
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IV.Generalization:
____________________________________________________________________________.
V. Application: Describe the
role/s played by chemistry
on each area of human
needs.
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The principles o
chemistry are needed tounderstand the nature o
matter so that we will beable to deal with it and
use it for the
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improvement of life and
the environment.Knowledge of the
properties, structure ofand changes in matte
guides in designing new
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compounds or copying
known structuresdeveloping new processe
or chemical products andimproving on those change
that occur naturally.
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Chemistry serves society’
needs. Through chemistrymany new materials hav
been developed andproduced for our use and
enjoyment.
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Most of the product
around us depend on thechemical industry.
The world around us imade of chemicals. Ou
food, clothing, the
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building in which we live
are all made of chemicals