When and from where did Bohr receive When and where was born? What religion did Bohr follow? his doctorate in physics?

How did Niels Bohr hide Max von Laue’s When and for what did Bohr win a No- What famous WWII project did Bohr and James Franck’s gold Nobel medals bel Prize in physics? work on in the United States? from the Nazis?

What was the content of Bohr’s “Open Where did Bohr go when the Nazis What element is named after Niels Letter to the United Nations” in June, occupied Denmark? Bohr? What number is it? 1950?

How many papers did Niels Bohr What did Niels Bohr’s children do with When and where did Niels Bohr die? publish? their lives?

What name did Niels Bohr take on What did Bohr found at Copenhagen How did Bohr participate in WWI? while living in the US during WWII? University in 1920?

For what work did Bohr win a prize in Where and for whom was Bohr working Where and for whom was Bohr working 1908? in 1911? in 1912? October 7, 1885. Bohr was an atheist. 1911, Copenhagen University. Copenhagen, Denmark.

Bohr dissolved them in acid, then precipitated the gold out after the war The Manhattan Project. 1922, for work on atomic structures and had the medals re-struck by the Nobel Foundation.

His views on nuclear weapons, and his Number 107, bohrium desire for a development towards full Sweden, and then the UK. openness between nations.

Of the six, four reached adulthood: Aage became a physicist, Hans Henrik became a physician, Erik a chemical November 18, 1962, in Copenhagen. At least 115. engineer, and Ernest a lawyer. Ernest also played field hockey for Denmark at the 1948 Summer Olympics.

Bohr was named ‘Nicholas Baker’ for Niels Bohr played no part in WWI. The Institute of Theoretical Physics security purposes.

Ernest Rutherford’s laboratory in Man- The Cavendish Laboratory (Cambridge, An investigation of surface tension by chester, UK. UK) under Sir J.J. Thomson. means of oscillating fluid jets. On what order of magnitude is the On what order of magnitude is the On what order of magnitude is the weight of a n ? weight of a proton? weight of a neutron?

If two have the same number of What keeps the of an What determines the atomic number of protons but a different number of neu- orbiting the nucleus of the atom? an element? trons, what are they called?

What subatomic particle has a positive What subatomic particle has a negative What subatomic particle has a neutral charge? charge? charge?

What subatomic particles are in the What happens in an ionic bond? What happens in a ? nucleus?

What is an atomic radius, and what A proton’s mass is ______times the What is Avogadro’s number? does it assume? mass of an electron.

What is the nucleus of an atom held How many electrons can the first How many electrons can the second together by? energy shell hold? and third energy shells hold? 10-26 g 10-26 g 10-28 g

Isotopes The number of protons. A Coulombic attraction

A neutron An electron A proton

An atom with ‘extra’ electrons gives Two atoms share electrons them to an atom that is ‘short’ of elec- Protons and neutrons trons

The distance out to which an electron cloud extends beyond the nucleus. It 1836 6.022 x 1023 assumes that an atom exhibits spherical shape.

Eight each Two Nuclear forces What atomic model was proposed in What did the Plum Pudding atomic What experiment disproved the Plum 1904 by J.J. Thompson? model look like? Pudding atomic model?

What did the Rutherford atomic model In what year did Rutherford present his What Japanese scientist developed an look like? model? atomic model in 1904?

What atomic model was developed in What atomic model replaced the When did Niels Bohr propose the 1902 but proposed in 1916 by Gilbert ? atomic model since named after him? Lewis?

What are the main points of the Bohr What atomic model is portrayed by this The Rutherford model is also know as model? game board? the ______model.

What were the significant shortcomings What element was Bohr’s model good How does Schrödinger’s equation de- of the planetary model? at representing? scribe an electron?

How did change the What is the current model of the atom? When was the nucleus discovered? ? The Geiger-Marsden gold foil experi- Negative electrons floating in a The ment. positively-charged soup

A dense, positively-charged volume located in the center of the atom, 1911 surrounded by a cloud of orbiting electrons.

The cubical atom model, in which The Rutherford-Bohr model, also know electrons are located at the corners of a 1913 as the Bohr model cube in a nonpolar atom

That electrons orbit the nucleus in certain orbits at discrete distances from Planetary The Bohr or the Rutherford model the nucleus, and that electrons can only gain and lose energy by jumping from one orbit to another.

That electrons are charged particles, unlike planets orbiting the sun, and that Schrödinger’s equation describes an Hydrogen it could not explain the highly peaked electron as a wavefunction. emission and absorption spectra observed.

The currently accepted atomic model is Sommerfeld added elliptical orbits 1917 the quantum-mechanical model. On what order of magnitude is the On what order of magnitude is the What is the electromagnetic spectrum? wavelength of radio waves? wavelength of microwaves?

On what order of magnitude is the On what order of magnitude is the On what order of magnitude is the wavelength of infrared light? wavelength of visible light? wavelength of ultraviolet light?

When was the first discovery of On what order of magnitude is the On what order of magnitude is the electromagnetic waves other than wavelength of x-rays? wavelength of gamma rays? light?

Heinrich Hertz built a device in 1886. What do Maxwell’s equations predict? When were X-rays discovered? What did it do?

Does red light have a larger or smaller What are gamma rays generated from? What generates X-rays? wavelength than violet light?

What does terahertz radiation fall What electromagnetic radiation wave- between on the electromagnetic What type of ray does a PET scan use? lengths can the human eye detect? spectrum? The electromagnetic spectrum is the 10-2 m 103 m range of all possible frequencies of electromagnetic radiation.

10-8 m .05 x 10-6 m 10-5 m

1800 10-12 m 10-10 m

An infinite number of frequencies of 1895 Generate and detect radio waves electromagnetic waves.

X-rays are generated Gamma rays are the photons generated The wavelength or red light is larger by electronic transitions involving from nuclear decay or other subnuclear than that of violet light. highly energetic inner atomic electrons processes.

Anything with a wavelength between Terahertz waves fall between infrared Gamma rays 380 and 760 nm and microwaves. What two elements did the Curies When was it discovered that radiation Who discovered radiation? discover? could cause injury?

Who discovered the existence of the Who created the first artificial What series of elements on the periodic half-life of a radioactive element? radioactivity, and when did they do it? table are all radioactive?

What is nuclear fission? What is nuclear fusion? What is an alpha particle?

Who suffered the first recognized What is a beta particle? What does a Geiger counter detect? radiation burn?

What characteristic must a material How many man-made isotopes are What is radioactive decay? have to be considered radioactive? radioactive?

Very large nuclei tend to be unstable Who discovered the genetic effects of What is neutron emission? because of what? radiation? 1901 Polonium and radium Henri Becquerel

Marie Curie’s daughter, Irene Joliot- Curie, and her husband, in 1934

The actinides

Nuclear fusion is a nuclear reaction in An alpha particle consists of two A nuclear reaction or decay in which which two or more atomic nuclei collide protons and two neutrons bound the nucleus of a particle splits into at very high speed and join to form a together. smaller particles new atomic nucleus

A Geiger counter detects the emission Beta particles are high-energy, high- of nuclear radiation, including alpha Nikola Tesla speed electrons or positrons emitted by particles, beta particles, and gamma certain types of radioactive nuclei rays

The process by which a nucleus of an The material must spontaneously emit All of them unstable atom loses energy by emitting ionizing radiation particles of ionizing radiation

A type of radioactive decay of atoms containing excess neutrons, in which a Hermann Joseph Muller The repulsive forces between protons neutron is simply ejected from the nu- cleus What are the rows of the What are the columns of the periodic Who published the first periodic table, called? table called? and when did he do it?

What is the first group on the periodic What is the second group on the What is the seventeenth group on the table, containing Li, Na, K, Rb, Cs, and periodic table, containing Be, Mg, Ca, periodic table, containing F, Cl, Br, I, Fr? Sr, Ba, and Ra? and At?

Moving left to right across a period, What are the different blocks of the What are the six noble gases? does atomic radius usually decrease periodic table? or increase?

What is the heaviest element to have How many elements does the periodic How many elements occur naturally? been observed in macroscopic table have? quantities?

Metallic properties are related to lower What element is the most electronega- What is electronegativity? or higher values of ionization energy, tive? electronegativity and electron affinity?

In 1994, what did the International What were the first discovered syn- What were the two original names of Union of Pure and Applied thetic elements , and when were they element 105, now known as dubnium? Chemistry (IUPAC) decide regarding first synthesized? element naming? Dmitri Mendeleev, in 1869 Groups Periods

Halogens Alkaline earth metals Alkali metals

The s-block, the d-block, the p-block, Helium, neon, argon, krypton, xenon, Decrease and the f-block and radon

114, though an additional four are Number 99, einsteinium 98 claimed to have been synthesized.

Electronegativity is the tendency of Lower Fluorine an atom to attract electrons

Russia named it nielsbohrium and the US named it hahnium. That no element can be named after a Einsteinium and fermium in 1952 living person