Jeopardy!Jeopardy!

Matter and Its Atomic Nature

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Early Early HistoryHistory

ScientistScientistss

AtomAtom Periodic Periodic TableTable TermsTerms LawsLaws

200200 200200 200200 200200 200200 200200

400400 400400 400400 400400 400400 400400

600600 600600 600600 600600 600600 600600

800800 800800 800800 800800 800800 800800

10001000 10001000 10001000 10001000 10001000

Final

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FINAL JEOPARDYFINAL JEOPARDY

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The answer is….The answer is….

Final JeopardyFinal Jeopardy

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AnswersAnswers

Early Early HistoryHistory

ScientistScientistss

AtomAtom Periodic Periodic TableTable TermsTerms Laws/Laws/

MiscMisc

DemocratesDemocrates LavoisierLavoisier Proton, NeutronProton, Neutron MetalsMetals CorpusclesCorpusclesLaw of Law of

Conservation of Conservation of MassMass

Aristotle & PlatoAristotle & Plato JJ ThomsonJJ Thomson ElectronElectron Non-metalsNon-metals Heterogenous Heterogenous MixtureMixture

Law of Definite Law of Definite ProportionsProportions

Air, Earth, Fire, Air, Earth, Fire, WaterWater DaltonDalton IsotopeIsotope MetalloidsMetalloids Cathode RaysCathode Rays Law of Multiple Law of Multiple

ProportionsProportions

AlchemyAlchemy RutherfordRutherford Atoms are Atoms are indivisibleindivisible Rb (Rubidium)Rb (Rubidium) Alpha particlesAlpha particles GasesGases

HyleHyle MillikanMillikan

All atoms of the All atoms of the same element same element have the same have the same

massmass

P (Phosphorous)P (Phosphorous) Canal raysCanal rays

Final Jeopardy Answer-

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Early HistoryEarly History200200

Ancient Greek scientist who Ancient Greek scientist who thought matter was made of thought matter was made of indivisible units (“atoma”)indivisible units (“atoma”)

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Early History Early History 400400

Ancient Greek philosophers who Ancient Greek philosophers who called atoms “hyles”called atoms “hyles”

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Early History Early History 600600

These were the “Classic Greek These were the “Classic Greek elements”elements”

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Early History Early History 800800

Mystical pseudoscience; searched Mystical pseudoscience; searched for philosopher’s stonefor philosopher’s stone

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Daily Daily DoublDoublee

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Early History Early History 10001000

Aristotle’s term for an indivisible Aristotle’s term for an indivisible unit of matterunit of matter

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ScientistsScientists200200

Contribution: Law of Conservation Contribution: Law of Conservation of Massof Mass

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Scientists Scientists 400400

Using a CRT, discovered corpusclesUsing a CRT, discovered corpuscles

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Scientists Scientists 600600

Contribution: Atomic TheoryContribution: Atomic Theory

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Scientists Scientists 800800

Refuted Thomson’s Plum Pudding Refuted Thomson’s Plum Pudding Model Model

(Atoms are mainly empty space;(Atoms are mainly empty space;

Nucleus is massive and positively Nucleus is massive and positively charged)charged)

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Scientists Scientists 10001000

Discovered the charge of an Discovered the charge of an electronelectron

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AtomAtom200200

Sum of these subatomic particles = Sum of these subatomic particles = atomic mass of an atomatomic mass of an atom

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AtomAtom400400

Mass is 1/1800 of a proton; Mass is 1/1800 of a proton; negatively charged particlenegatively charged particle

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Atom Atom 600600

Atoms with the same atomic Atoms with the same atomic number but different atomic mass number but different atomic mass

numbersnumbers

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AtomAtom800800

This postulate of Dalton’s was This postulate of Dalton’s was disproved with the discovery of disproved with the discovery of

subatomic particlessubatomic particles

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AtomAtom10001000

This postulate of Dalton’s was This postulate of Dalton’s was disproved by the discovery of disproved by the discovery of

isotopesisotopes

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Periodic TablePeriodic Table200200

Properties include solids, heat Properties include solids, heat conductors, ductile, high melting conductors, ductile, high melting point, malleable and have luster point, malleable and have luster

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Periodic Table Periodic Table 400400

Properties include dull (lack of Properties include dull (lack of luster), nonconductors, low luster), nonconductors, low

melting pointmelting point

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Periodic Table Periodic Table 600600

Except for Aluminum, Except for Aluminum, found on both sides found on both sides

of staircaseof staircase

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Daily Daily DoublDoublee

Periodic Table Periodic Table 800800

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ElementElement SymboSymboll

Atomic Atomic MassMass p+p+ nn°° e-e-

?? ?? 8585 ?? ?? 3737

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Periodic TablePeriodic Table 10001000

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ElementElement SymboSymboll

Atomic Atomic MassMass

p+p+ nn°° e-e-

?? PP ?? ?? 1616 ??

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TermsTerms200200

Thomson’s obsolete term for Thomson’s obsolete term for electronselectrons

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TermsTerms400400

used to describe substances in used to describe substances in which you can see more than one which you can see more than one

color or type of matter; color or type of matter; composition is not uniform composition is not uniform

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TermsTerms600600

Thomson’s beam was composed of Thomson’s beam was composed of electronselectrons

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TermsTerms800800

Radioactive particles in Radioactive particles in Rutherford’s Gold Foil ExperimentRutherford’s Gold Foil Experiment

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TermsTerms10001000

Eugen Goldstein observed these by Eugen Goldstein observed these by the cathode end of the CRTthe cathode end of the CRT

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LawsLaws200200

Mass of reactants = Mass of Mass of reactants = Mass of productsproducts

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LawsLaws400400

Chemical compounds always Chemical compounds always contain the same ratio of contain the same ratio of

elements by masselements by mass

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LawsLaws600600

When elements combine, they do When elements combine, they do so in a ratio of small whole so in a ratio of small whole

numbersnumbers

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LawsLaws800800

This phase of matter has a very This phase of matter has a very high kinetic energy (energy of high kinetic energy (energy of

motion)motion)

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10001000

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