Write out the Isotope notation for Oxygen with 10 neutrons.
Symbol - O
Atomic number (bottom) - 8
Mass number (top) - 18
100
THIS type of subatomic particle has a positive charge
What is "the proton?"
100
Alpha particles can be stopped by this substance
What is, "paper?"
100
This is what you call an atom that has gained or lost electrons
What is "an ion?"
200
This is the Lewis Dot Diagram for S.
What is: an S with 6 dots.
200
THIS is the definition of an isotope
What are, "Two or more atoms of the same element that have different masses?"
200
Using the Periodic Table, THIS indicates the number of protons and electrons in an atom?
What is "the atomic number?"
200
THIS is what constitutes an beta particle.
What is, an electron (that is ejected from a nucleus)
200
This is the charge of halogen compounds.
What is "1-?"
300
This is a drawing of the Bohr model for Phosphorous
see the board - 2 inner shell, 8 middle, 5 valence, 15 protons, 16 neutrons
300
This is the reason that some isotopes are unstable and undergo radioactive decay.
What is, the number of neutrons and protons in the nucleus are not balanced/do not have a stable ratio?
300
THIS is what you call the electrons in the outermost shell of an atom (based on the Bohr model)
What are valence electrons?
300
In beta decay, THIS is why the particle changes to a new atom.
What is, a beta particle changes a neutron into a proton?
300
When naming ionic compounds, you say this portion first
What is, "the cation?"
400
This is how much of a 10g sample would be left if it has a half life of 1 day and has been left out for 3 days.
What is 2.5g?
400
When unstable isotopes undergo radioactive decay, they emit particles. These are the three particles that can be emitted during the process of radioactive decay.
What are, "alpha particles, beta particles, gamma particles"
400
THIS is the element found in Period 5 and Group 6 of the periodic table, and THIS is the family that it is in.
Molybdenum, transition metal.
400
In a nuclear power plant, what is the purpose of the uranium decay process?
To produce heat that will heat water to steam, turn a turbine and produce electricity.
400
Calcium can bind ionically in a 1 to 1 ratio with a Period 3 element to result in THIS compound
Calcium Sulfide
500
The alkali earth metal ions have a charge of THIS and belong to group THIS
What is, 2- and Group 2?
500
This is the equation that shows the beta decay of Carbon 14.
14/6 C becomes 14/7N + 0/-1e
500
THIS is what is represented by the atomic mass number.
What is, an average mass value of all the isotopes of an element.
500
THIS would be the product of the alpha decay of Uranium- 235. Draw the entire nuclear equation on your board.
See drawing on board, answer is Thorium-231
500
When an atom becomes an ion, it will gain or lose electrons until it satisfies THIS requirement
What is, its outer shell is completely full
or
What is, it has 8 (or 2) valence electrons