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Презентация, доклад на тему Химия Билингвальный урок Презентация
Содержание
- 1. Химия Билингвальный урок Презентация
- 2. ChemistryThe study of: the composition (make-up) of matter the changes that matter undergoes
- 3. What is matter?Anything that:has mass and occupies space (volume).
- 4. Mass vs WeightMass: a measure of the
- 5. The 5 Branches of Chemistry Inorganic OrganicAnalyticalPhysicalBiochemistry
- 6. Inorganic ChemistryThe study of chemicals that do not contain carbon.
- 7. Organic ChemistryThe study of chemicals that contain carbon.Origin: study of chemicals in living organisms.
- 8. Analytical ChemistryComposition of matter.http://besg.group.shef.ac.uk/Facilities/Images/gcms.JPGEx: Mass Spectrometer Gas Chromatograph
- 9. Physical ChemistryThe study of :The mechanismThe rateThe energy transferthat happens when matter undergoes change.
- 10. BiochemistryStudy of processes that take place in organisms.
- 11. Democritus (Greece, 4th Century BC)First atomic theoryAtom (indivisible).
- 12. Alchemists (~300BC-1650 AD) China, India, Arabia, Europe,
- 13. Explained burning as reaction with oxygen.Old theory: release of “phlogiston”. Antoine Lavoisier (cont’d)
- 14. Dmitri Mendeléev (Russia, 1834-1907)First Periodic Table of elements.
ChemistryThe study of: the composition (make-up) of matter the changes that matter undergoes
Слайд 4Mass vs Weight
Mass: a measure of the amount of matter that
an object contains. (SI unit kilogram, kg)
Weight: The force with which the earth pulls on an object. (SI unit Newton, N)
Weight: The force with which the earth pulls on an object. (SI unit Newton, N)
Слайд 7Organic Chemistry
The study of chemicals that contain carbon.
Origin: study of chemicals
in living organisms.
Слайд 8Analytical Chemistry
Composition of matter.
http://besg.group.shef.ac.uk/Facilities/Images/gcms.JPG
Ex:
Mass Spectrometer
Gas Chromatograph
Слайд 9Physical Chemistry
The study of :
The mechanism
The rate
The energy transfer
that happens when
matter undergoes change.
Слайд 12Alchemists (~300BC-1650 AD)
China, India, Arabia, Europe, Egypt
Aiming to:
Change common
metals to gold.
Develop medicines.
Developed lab equipment.
Mystical.
Develop medicines.
Developed lab equipment.
Mystical.
Слайд 13Explained burning as reaction with oxygen.
Old theory: release of “phlogiston”.
Antoine
Lavoisier (cont’d)
