Chapter 2 Flashcards
How is oxygen imporant to the body,
Vital for cellular respiration
How is carbon important to the body,
Building block of organic molecule, including carbohydrates, lipids, proteins, & nucleic acids
Are carbohydrates, lipids, proteins, and nucleic acids organic or inorganic?,
orgainic
How is Hydrogen important to the body,
Key component of water which is a significant portion of the body
how is nitrogen important to the body,
Crucial component of amino acids, the building blocks of proteins
If an atom has an atomic mass of 12 and atomic number of 6 how many protons, neutrons, and electrons does it have? and what is its net charge,
6 p, 6 n, 6 e, no charge
What are valence electrons,
Electrons located in the outermost energy shell of an atom, which determine the atoms reactivity
Is carbon (6) reactive,
yes
Is helium (2) reactive,
no
Is Sodium (11) reactive,
yes
Is Chloride (17) Reactive,
yes
Is Boron (5) reactive,
yes
What changes in isotopes?
number of neutrons
Is O=O polar or nonpolar,
nonpolar
Is C(6)-H(1) polar or nonpolar,
Nonpolar
Are fats polar or nonpolar,
Nonpolar
Are sugars polar or nonpolar,
polar
Is C-C polar or nonpolar,
nonpolar
Is C(6)O2(8) polar or nonpolar,
Nonpolar