Vocabulary
Alpha particles, beta particles and/or gamma rays are given off when this type of reaction occurs.
Radioactive Decay or Radioactive Death
Radioactive Decay
When Uranium split it makes these two elements.
Hint: Use your Interactive Notebook
What is Krypton and Barium
This amount of a substance remains after1 half live:
What is 1/2
A pure chemical substance made of one type of atom.
Hint: H
What is an element
Name Montpelier's four houses
Reading, Norfolk, Wabash, Cannonball
This term refers to a lot of neutrons inside the nucleus.
What is beta
What does Radium transform to? Hint: Use your Interactive Notebook
What is Radon and Helium
This amount of a substance decays after 2 half-lives
1/4 or 7/8
What is 1/4
Hint: H2o
Chemical Bond or Ionic Bond
What is Chemical Bond
**Ionic Bond is one atom giving an electron to another atom
Which radioactive decay made the Incredible Hulk?
Alpha, Beta, Gamma
What is Gamma
What does Carbon 14 transform to? Hint: Use your Interactive Notebook
What is Nitrogen 14
I-131 is used to treat thyroid cancer. If you ingest a 20 mg sample of I-131, this amount of days will it take until there is only 2.5 mg of I-131 left in your body? (half-life of I-131 = 8 days)
Hint: 20--10--5--2.5
What is 24
If fuzzy wuzzy was a bear, and fuzzy wuzzy had no hair... Just kidding. Without consulting your Interactiv e Notebook, what is the name of the element 'Na'?
What is Sodium
Sleep
This type of decay is least dangerous
What is an alpha decay
What can Beta decay pass through? Hint: Use your Interactive Notebook
Foil
You have a sample that now contains 40g of Actinium-227. This many grams of Actinium-227 must have been in the sample 44 years ago (Half-life of Actinium is 22 years).
Hint: 40X2=____(22years)____X2=_____(44 years)
What is 160
Polar or Nonpolar--Does not share electrons EQUALLY
Hint: H2o
What is polar
Nonpolar DO share electrons equally
Why does Radioactive Decay happen?
Because they are unstable
What is the term that means “the time it takes for half of the radioactive atoms in a sample to decay.”
What is a half life
What can Alpha decay pass through? Hint: Use your Interactive Notebook
Paper
The half-life of radium-226 is 1599 years, how much did you start with if after 4797 years you have 250 grams sample right now?
Hint: 1599--3198--4797= 3 half life's
What is 2000g
An expression of the types of and numbers of atoms in a substance
Hint: C6H12O6
What is Chemical Formula
What is Miss Phillips's Favorite Cheer?
You can do it You can do
If you put your mind to it
Buckle down Buckle down
Do it! Do it! Do it!