Atoms + Matter
What are the 4 phases of matter?
solid, liquid, gas, plasma
What is the name of the group on the table with 2 Valence electrons?
Alkali Earth Metals
What are the 3 types of radioactive decay?
Alpha, Beta, Gamma
What is "neutral" on the pH scale?
7
What is the Metacognition skill that means to take information you are presented with and make an assumption based on that about what will happen?
Inference
How do you find the OUTER atoms in a molecule? (Give at least 2 of the rules)
1. Hydrogen
2. Halogens
3. Further to the right
What is the "magic number" for Helium?
2
What is the "kicked off" particle in Alpha decay?
Helium
What are the 3 classifications of systems AND which one does not exist in nature?
Open, Closed and Isolated (does not exist in nature)
What is the Acronym for the test you can do to see if a source is likely reliable?
CRAAP
10 of each
What do all periods have in common?
Number of electron orbital shells
List 3 natural polymers
Starch, Cellulose, Nucleic Acids, Rubber, Proteins
Explain how litmus paper tests work in acid base chemistry.
Blue = Base, Red = Acid
In an experiment, what are the 3 main types of variables we learned about?
Independent, Dependent, Control
How many orbital shells of electrons does Cl have?
What happens in transmutation AND which elements wree scientists trying to make using this process?
You adjust the number of protons to make a new element + Gold
What is the name of the most common form of plastic that makes up single use plastics?
Polyethylene
What are the requirements for a closed system?
Matter cannot go in/out
Energy can go in/out
What are the 3 types of Mixtures?
Solution, Suspension, Colloid
What are the two models you were taught for drawing electron shells, and which one is more correct?
Bohr + Quantum (more correct)
Explain how BOTH ionic and covalent bonding works.
Ionic = steal
Covalent = Share
If you start with Uranium (92 - 240), what would be the products of the reaction if it went though Alpha and Gamma decay?
Gamma (light/heat) + He (2-4) + Th (90 - 236)
What is the name of the experiment where you use an indicator and slowly drip an acid into a base until you reach the equivalence point?
Titration
Which 3 countries use the Imperial System of Measurment?
USA, Liberia, Myanmar