Who came up with the idea of a smallest, indivisible piece of matter names atomos?
Democritus
What is the orbital that comes after 3p?
4s
What are the three types of radioactive decay we discussed?
alpha, beta, gamma
What subatomic particles are found in an atom's nucleus?
protons, neutrons
If a photon has a wavelength of ~700 nm, what color is the light that we see?
red
Who developed the plum pudding atomic model?
JJ Thomson
How many electrons fit into the f suborbital?
14 electrons
What is the atomic symbol for beta minus decay?
0-1 e
How many protons are in seaborgium?
106
Which has higher energy associated: a yellow wave of light or a blue wave of light?
blue
What is different in the modern atomic model we use today from Bohr's model?
More cloud like than discrete rings
Draw the box diagram for carbon.
on board
Fill in the radioactive decay equation:
22589 Ac--> 22187Fr + ?
42He
What is an isotope?
Same element (same number of protons), but different number of neutrons
What is Planck's constant? (don't forget units)
6.626 x 10-34 Js
Who used cathode ray experimentation to discover the presence of positively charged particles in atoms?
Goldstein
What is the full electron configuration for niobium?
1s22s22p63s23p64s23d104p65s24d3
What happens in beta plus decay?
A proton decays into a neutron and releases a positron and a neutrino
How many neutrons does an atom of bromine contain if it has a mass number of 80?
45
What is the frequency of a light wave with a wavelength of 600 nm?
5 x 1014 Hz (or 1/s or s-1)
What are four parts of Dalton's atomic theory?
What is the noble gas configuration for bismuth?
[Xe] 6s24f145d106p3
Write the full decay reaction for tellurium-129 decaying into iodine.
12952Te--> 12953I + 0-1 e
Calculate the average atomic mass of a mystery element M if it has two isotopes: 60.234 amu (73.5% abundance) and 63.985 (26.5%).
60.234 (.735) + 63.985 (.265)
=44.27199 +16.956025
~ 61.228 amu
What is the energy of a photon if it has a frequency of 9.2 x 1015 Hz?
~6.1 x 10-18 J