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Day 1 > Inorg, AnaChem, Nuclear Chem > Flashcards

Inorg, AnaChem, Nuclear Chem Flashcards

1
Q

Law of Conservation of mass

A

Antoine Lavoisier

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2
Q

Law of Definite Composition

A

John Louis Proust

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3
Q

Law of Multiple Proportions

A

John Dalton

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4
Q

Used in obtaining actual molecular weight of a compound

A

Platinichloride Method

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5
Q

Electron

A

JJ Thompson
-Plum Pudding Model
-Cathode Ray Experiment

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6
Q

“Electron” was coined by

A

George Stoney

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7
Q

He identified the charge of an Electron upto 5 significant figures

A

Rober Milikan
-Oil Drop Experiment

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8
Q

Proton was discovered by

A

Ernest Rutherford
-thru Geiger-Marsden Experiment

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9
Q

further improved the atomic model

A

Bohr’s Atomic Model
- Niels Bohr

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10
Q

Rutherford atomic model

A

-atom is vacuum
-e are randomly scattered
-there’re positive charge inside the atom

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11
Q

Neutron was discovered by

A

James Chadwick

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12
Q

Proposed that energy, like matter, is discontinuous

A

Max Planck

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13
Q

First spectroscopy was discovered by

A

Robert Bunsen and Gustav Kirchoff

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14
Q

Kirchoff and Bunsen discovered

A

Cesium, “Caesium” sky blue
Rubidium, “Rubidius” deep red

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15
Q

System energy in classical physics (Macroscopic)

A

0 to infinity

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16
Q

Quantum Theory is by

A

Max Planck

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17
Q

Planck’s Equation

A

E=hf; f=C/wavelength

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18
Q

Photoelectric effect

A

Heinrich Hertz

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19
Q

Wave-particle Theory

A

Albert Einstein

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20
Q

determine the minimum frequency that light must possess to initiate the photoelectric effect

A

Threshold Frequency

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21
Q

fL<fo

A

no photoelectric effect

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22
Q

fL=fo

A

there’s photoelectric effect, e does not go from surface

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23
Q

fL>fo

A

there’s photoelectric effect

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24
Q

bonds that form between atoms to form a compound, minimum of 600C

A

Intramolecular Forces

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25
Q

bonds that occur between molecules, minimum 100C

A

Intermolecular force

26
Q

3 examples of Intermolecular forces

A
  1. Van Der Waal’s
  2. Dipole Dipole Effect
  3. Hydrogen Bonding
27
Q

redistribution of electrons forming partial positive and negative

A

Polarizability

28
Q

introduced entropy

A

Rudolf Clausius

29
Q

defined entropy

A

Ludwig Boltzmann

30
Q

process that does not require external stimuli

A

Spontaneous

31
Q

addition of infinitesimal amount of heat causes incremental changes in its properties

A

Reversible

32
Q

properties of solution that only depends on the the concentration of solute

A

Colligative Properties

33
Q

Vapor Pressure Lowering

A

Psoln= Psolv - deltP; deltP=xsol(VPsolv)

34
Q

Boiling Point Elevation

A

BPEsoln= BPsolv + deltTb; deltTb = Kb(m)

35
Q

Freezing Point Depression

A

FPsoln = FPsolv - deltTf; deltTb = Kf(m)

36
Q

material used in bulletproof

A

polyethylene

37
Q

old material used in bulletproof

A

polyamide fibers - bisphenol A catalyst

38
Q

Bulletproof windows

A

Polycarbonate fiber

39
Q

Common material of construction for radiation protection

A

Pexiglass, Polymethacrylate

40
Q

number of bonds occurring in atom

A

Empericial formula

41
Q

actual number of each atom in a molecule

A

Molecular Formula

42
Q

phenomena of solvent flow through semi-permeable membrane (from dilute to concentrated) to equalize concentration on both sides. dictated by the second law of Thermodynamics

A

Osmosis

43
Q

amount of pressure that impedes the osmosis phenomena

A

Osmotic Pressure

44
Q

discovered the noble gases

A

William Ramsay

45
Q

who discovered Argon

A

Lord Rayleigh along with William Ramsay

46
Q

neon, Krypton, and Xenon

A

Discovered by William ramsay along with MORRIS TRAVIS

47
Q

From an ore of uranium(Cleveite)

A

Helium

48
Q

He discovered that Radon, a noble gas, can cure TB

A

Frederick Soddy

49
Q

Radon came form

A

Radium emanation

50
Q

emission of ionizing radiation by some of the heavier elements to become stable

A

Radioactivity

51
Q

“Radioactive”

A

Unstable

52
Q

He discovered Radioactivity

A

Henri Becquerel

53
Q

Father of Nuclear Chemistry

A

Otto Hahn

54
Q

discovered Polonium and Radium

A

Marie Curie

55
Q

He discovered transmutation

A

Ernest Rutherford

56
Q

Synthesize the first synthetic transmutated atom

A

Irene joiliot Curie

57
Q

Reverse of beta decay ( Proton to neutron)

A

Positron emission,
Electron capture

58
Q

the number of Protons and neutrons in a nuclide that dictates stability

A

Magic numbers

59
Q

the amount of substance that disintegrates per unit time

A

Activity

60
Q

1 Ci

A

3.7x10^10 Bq/ =disintegration per second

61
Q

the amount of radiation that deposits 0.01 J of energy/kg of matter

A

rad (radiation absorbed dose)

62
Q

unit of radiation that relates various kinds of radiation based on their biological destruction

A

rem(roentgen equivalent man)

Day 1 (1 decks)

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