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Introduction To Chemistry
Introduction To ChemistryChapter 1
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1
The Meaning of ChemistryA study of the co________, st________, pr____________ and int_________ of matter.Co St Pr IntComposition ?
Structure ?Properties - ?Interaction - ?
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Composition & Structure
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Chemistry word originates from the Arabic word `?
Antoine Lavoisier (French Chemist) founder of modern chemistry
MODERN CHEMISTRYModern chemistry was found in 17th century.A branch of science that deals with ?All matter is ?Downloaded from http://www.pahaikan.synthasite.com
Matter
is any thing that have ?
All the thing in the environment whether ? thing are matters.
Common chemicals used in daily life , NaCl CH3COOH , CaCO3
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The uses of common chemicals in daily lifeName of substanceChemical FormulaUsesTable saltNaClVinegarCH3COOHSulphuric acidH2SO4EthanolC2H5OHCalcium carbonateCaCO3Sodium bicarbonateNaHCO3
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Contains sodium chlorideAlcoholsSodium bicarbonateDownloaded from http://www.pahaikan.synthasite.com
Occupation & ChemistryWhat do you want to do after SPM ? or after you leave Polytechnic? orafter you leave University?
Chemistry opens the door to many careers.
In fact, knowledge of chemistry is useful to almost everyone in every field.
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Occupation & ChemistryTransportation PetroleumMedical PharmacySports Formula 1Social Service Fire Brigade, Chemistry TeacherFertilizer Farmer Downloaded from http://www.pahaikan.synthasite.com
Occupation that require the knowledge of chemistryForensic scientistFood technologist Doctor GeologistEnvironmental scientist Pharmacist PathologistBacteriologistHorticulturalistChemical engineerCosmetic scientistBiochemistLaboratory technicianNutritionistAqua culturistEtc. Downloaded from http://www.pahaikan.synthasite.com
Chemical based Industries in MalaysiaPetronasAsean Bintulu Fertiliser
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The Contribution of Chemical based Industries towards the development of our countryCreate job opportunitiesIncrease export earning (economy) / support other small industriesImprove health and standard of living
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Scientific MethodScientific method is a ?
It usually done to ?
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Steps in Scientific Method
1236547891110Downloaded from http://www.pahaikan.synthasite.com
Terms in Scientific MethodObservation Gathering information using five senses: ?
Inference Making a smart guess or ?
Hypothesis Making general statement about the relationship between ?
in order to explain the question asked.Downloaded from http://www.pahaikan.synthasite.com
Terms in Scientific MethodVariables ?
Record data Record in a ?
Interpreting data ?data
Conclusion Making statement about the ?
Writing report Communicating the details of the experiment to spread and find benefit to the findings.Downloaded from http://www.pahaikan.synthasite.com
Writing Report (Format)Name:Date:Title:Class:
Aim:
Problem statement:
Hypothesis:
Variables:(a) Manipulated variable:(b) Responding variable:(c) Fixed variable:
Materials and Apparatus:
Procedure:
Tabulation of Data:
Discussion:
Conclusion:Downloaded from http://www.pahaikan.synthasite.com
NOBLE VALUE AND SCIENTIFIC ATTITUDESObjectivelyCarefullyPatientlyRational
CriticalAnalyticalDiligentPersevering