Chapter 5 Tadym Mason Flashcards
What is a chemical structure?
The arrangement of atoms
What is a chemical bond?
The attractive force that holds atoms and ions together
What is bond length?
The average distance between the nuclei of two bonded atoms
What is bond angle?
The angle formed by two bonds to the same atom
What is a hydrogen bond?
How an oxygen atom is attracted to a hydrogen atom of a neighboring water molecule
What is ionic bond?
A bond formed by the attraction between oppositely charged ions
What is metallic bond?
A bond formed by the attraction between positively charged metal ions and the electrons around them
What is covalent bonds?
A bond formed when atoms share one or more pairs of electrons
What is a polyatomic ion?
Groups of covalent bonded atoms that have either lost or gained electrons
What is formula unit?
The simplest unit
What is empirical formula?
The simplest ratio of a chemical formula
What is molecular formula?
The chemical formula that shows the number and kinds of atoms in a molecule.
What is an organic compound?
A covalent,y bonded compound that contains Carbon
What is a polymer?
A large molecule that is formed by more than five small units
What is a carbohydrate?
Any organic compound that is made of Carbon, hydrogen, oxygen and provides nutrients in the cells
What is a protein?
An organic compound that is made of one or more chains of amino acids that adds protents of all cells
What is an animo acid?
Combine to form proteins
