Download Name: Date ______ Introduction to Biochemistry Quiz

Name: __________________________
Date ___________
Introduction to Biochemistry Quiz – Honors Version One
1. (2 points) The two hydrogen atoms and one oxygen atom in H2O form a specific type of covalent bond, called the
____________ covalent bond.
2.
(2 points) Adding or subtracting ________________ from the nucleus of an atom creates isotopes of that atom.
3.
(2 points) The number of protons in the nucleus of an atom is the same as the _______________________ on the
periodic table of that atom.
4. (4 points) Water molecules are considered __________________ molecules, since one side of the molecule has a
positive charge, while the other side has a _______________ charge.
5. (2 points) ___________________ are formed when atoms share electrons, forming a very strong bond between those
atoms.
6. (2 points) All ___________ is formed from basic building blocks called atoms.
7.
(2 points) An atom with a different number of electrons to _________________ would be called an ion.
8. (2 points) In an _________________ bond , one atom takes electrons from the other. They do not share electrons.
9.
(6 points) Draw a generalized atom with one proton, one neutron, and one electron. Label each subatomic particle and
their charges.
10. (6 points) There are three different subatomic particles found in an atom, each with a different charge. Identify each
subatomic particle and it’s charge, and describe the changes caused to an atom when quantity of each subatomic particle
changes.