ATOMS Flashcards

1
Q

materials that offer zero resistance to electrical current

A

SUPERCONDUCTORS

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2
Q

superconductors are produced at extremely _____ temperature

A

COLD

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3
Q

_____ and _____ created superconductors

A

VITALI PRAKAPENKA
ERAN GREENBERG

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4
Q

vitali prakapenka and eran greenberg are from _____

A

UNIVERSITY OF CHICAGO

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5
Q

proposed that matter is composed of tiny particles that cannot be divided

A

GREEK: LEUCIPPUS AND DEMOCRITUS

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6
Q

atomos=

A

UNCUTTABLE

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7
Q

proposed atomic theory of matter

A

JOHN DALTON

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8
Q

matter = small particles called atoms

A

ATOMIC THEORY OF MATTER

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9
Q

initiated the acceptance of meteorology as a scientific pursuit rather than a topic of general folklore

A

JOHN DALTON

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10
Q

book that john dalton wrote=

A

METEOROLOGICAL OBSERVATION AND ESSAYS

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11
Q

formed when atoms of different elements chemically combine

A

COMPOUND

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12
Q

can capture images showing marble like atoms

A

SCANNING TUNNELING MICROSCOPE

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13
Q

british physicist

A

J.J. THOMSON

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13
Q

what is the model of atom called

A

PLUM PUDDING MODEL

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14
Q

discovered electron

A

J.J. THOMSON

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15
Q

atoms are electrically _____

A

NEUTRAL

16
Q

new zealand born british psychist

A

ERNEST RUTHERFORD

17
Q

what experiment did ernest rutherford do

A

GOLD FOIL EXPERIMENT

18
Q

he concluded that an atom is made up of very dense positively charged nucleus surrounded by empty space

A

ERNEST RUTHERFORD

19
Q

who identified positively charged protons

A

ERNEST RUTHERFORD

20
Q

who discovered uncharged neutrons in nucleus

A

JAMES CHADWICK

21
Q

danish physicist=

A

NIELS BOHR

22
Q

while studying the line spectrum of hyfrogen, he realized that electrons in an atom exist in specific regions

A

NIELS BOHR

23
Q

who theorized that electrons have several possible orbits at different distances from nucleus

A

NIELS BOHR

24
Q

when electrons in an atom are in their lowest energy level

A

GROUND STATE

25
Q

atoms=

A

PROTONS
ELECTRONS
NEUTRONS

26
Q

proton=
neutron=
electron=

A

POSITIVELY CHARGED/ BOUND IN NUCLEUS OF ATOM
NEUTRAL/ BOUND IN NUUCLEUS OF ATOM
NEGATIVE/ REVOLVE AROUND NUCLEUS

27
Q

describe probability of finding electron within given orbitals

A

QUANTUM MECHANICAL MODEL

28
Q

energy levels=

A

ELECTRON SHELLS

29
Q

energy letters

A

S P D F// A

30
Q

subshells contain

A

ORBITALS

31
Q

simplest orbitals

A

S
P

32
Q

pictures electron spinning clockwise or counterclockwise in orbitals

A

QUANTUM MECHANICAL MODEL

33
Q

A

A

A