Chemistry Basics
Define Chemistry
The study of properties and behavior of matter in natural science.
List all the parts of the Electromagnetic spectrum
Radio, Micro, Infrared, Visible, UV, Xray, Gamma
What was Medeleev's major contribution to chemistry
Ionic= metal and non metal forming a bond
Polyatomic= multiple atoms bonded that have special names.
What is the most consumed beverage in the world besides water?
Tea
What is a elemental symbol? Give an example.
The letter or letters that determine the name of an element. He is Helium.
Who is the father of modern chemistry?
Antoine Lavoisier
Describe the Electron configuration of Chlorine
Cl 1s2, 2s2, 2p6, 3s2, 3p5
What is the charge of the element Silicon? Why?
No charge, it has 4 valence e- so it is equally open to bonding.
What is the name of the Italian coffee cookie that has also goes by the name "baked twice"
Biscotti
Provide two examples of each: physical change and a chemical change
Answers will vary
Describe Dalton's atomic theory
That all matter is made of tiny indivisible particles called atoms.
Name Groups 1A, 2A, 6A, 7A and 8A
Alkali, Alkali Earth, Chalcogens, Halogens, Noble gase.
Name these polyatomics
NH+
C2O4 (-2)
PO4 (-2)
Ammonium
Oxalate
Phosphate
Ilona Maher just competed in Dancing with the stars but what is her actual profession?
Rugby player
Describe the difference between a substance and a mixture
Substance is a single type of some matter vs a mixture is a combination of two of more substances.
Who conducted the Gold Foil Experiment?
Rutherford
How many variations of f orbitals are there?
7 types
Describe a substitution alloy
A mix metal that has some similarly sized elements placed in the structure.
Buffalo Wild Wings was founded in what State?
Ohio
Give the correct answer and sig figs.
convert 5.55 x10^3 kg to grams.
5,550,000 g
Phosphorus 15 (mass is 31) goes through alpha decay. What does it become?
Al 13 with a mass of 27
Describe and give and example of the atomic radius trend.
Atomic radius is the overall size of an atom.
The atomic radius increases to the left because as nuclear pull lessens. An example of this would be Cl is smaller than Si.
It increases going down due to shielding increasing. An example of this would be H is smaller than Cs.
Write the name for the ionic bond.
Manganese (II) Sulfite
MnSO3
How many performances did Taylor Swift complete during the Eras Tour?
149