BIO 110 CCBC EXAM #1 STUDY GUIDE
WITH COMPLETE SOLUTIONS
What is the charge of a proton? - Correct Answers -+
What is the charge of a neutron? - Correct Answers -0
What is the charge of an electron? - Correct Answers --
Atomic number - Correct Answers -the # of protons
Element - Correct Answers -are substances that cannot be broken down into simpler
substances by ordinary chemical reactions.
Isotope - Correct Answers -form of an atom w/ a specific # of neutrons.
Atomic weight (Atomic Mass) - Correct Answers -is the #that indicates how much matter
that atom contains compared w/ another atom. (# of P+) + (# of N) = atomic mass units
Kinetic energy - Correct Answers -involves adding heat energy to make its molecules
move faster, to ^ the energy of motion. / energy in motion
Potential energy - Correct Answers -stored energy / energy @ rest
Quantum - Correct Answers -amount of energy needed to move an electron from 1
energy lvl to the next.
Orbital - Correct Answers -electrons move through characteristic regions
According to the Bohr model of the atom, how many orbitals are there in the first energy
level?
How many in the second?
How many in the third? How many electrons can each orbital contain? - Correct
Answers -1st- 2
2nd- 8
3rd- 8
WITH COMPLETE SOLUTIONS
What is the charge of a proton? - Correct Answers -+
What is the charge of a neutron? - Correct Answers -0
What is the charge of an electron? - Correct Answers --
Atomic number - Correct Answers -the # of protons
Element - Correct Answers -are substances that cannot be broken down into simpler
substances by ordinary chemical reactions.
Isotope - Correct Answers -form of an atom w/ a specific # of neutrons.
Atomic weight (Atomic Mass) - Correct Answers -is the #that indicates how much matter
that atom contains compared w/ another atom. (# of P+) + (# of N) = atomic mass units
Kinetic energy - Correct Answers -involves adding heat energy to make its molecules
move faster, to ^ the energy of motion. / energy in motion
Potential energy - Correct Answers -stored energy / energy @ rest
Quantum - Correct Answers -amount of energy needed to move an electron from 1
energy lvl to the next.
Orbital - Correct Answers -electrons move through characteristic regions
According to the Bohr model of the atom, how many orbitals are there in the first energy
level?
How many in the second?
How many in the third? How many electrons can each orbital contain? - Correct
Answers -1st- 2
2nd- 8
3rd- 8