Elements
Which of the following is an element?
a) Water
b) Hydrogen
c) Carbon Monoxide
d) Nucleic Acid
b) Hydrogen
What type of bond does Na and F form? (Show image)
Ionic
What macromolecule is a source of long term energy?
Lipids
What macromolecule has a ring shape? (Show image)
Carbohydrates
What is the scale for pH?
1-14
How many protons does Magnesium have? (Hint: atomic number is 12 and atomic mass is 24)
12
Which atom becomes a cation? (Show image)
Na (Sodium)
What does nucleic acid contain?
Genetic material
What macromolecule has three groups? (Show image)
Proteins
What end of the pH scale is acidic?
The lower numbers, 1-6, the bottom
How many neutrons does Carbon have? (Hint: atomic number is 6 and atomic mass is 12)
6
In covalent bonding two atoms ______ an electron.
Share
Enzymes are part of which macromolecule?
What macromolecule has long tails? (Show image)
Lipids
What is a function of carbohydrates?
Short term energy
How many valence electrons does Neon have? (Hint: atomic number is 10 and atomic mass is 20)
8
H- is a Hydrogen ion that ________ an electron.
Gained
What structure must protein reach to be fully functional?
Tertiary
What macromolecule has a sugar, a phosphate group, and a base? (Show image)
Nucleic Acids
This is a ______ model for phosphorus. (Show image)
Bohr
If you added a proton to Hydrogen, what element would it become?
Helium
H2O forms a ________ bond.
Covalent
Give an example of each macromolecule.
Lipids: Butter
Carbs: Breads, pastas, sodas, sugar
Nucleic Acids: Beans, peas, lentils
Proteins: Meat
What are the four protein structures?
Primary, secondary, tertiary, and quaternary
What is the 50th element on the Periodic Table?
Tin