Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Chapter 2 - Vocabulary Review Practice
Transcript
CHAPTER 2 VOCABLARY REVIEW _________________________ Protons, Neutrons, and Electrons _________________________ Found in the space surrounding the nucleus, & has a negative charge _________________________ Protons plus Neutrons, “weight” of an atom _________________________ Same number of protons, different number of neutrons. Ex. Carbon-14 _________________________ The number of protons in an atom, also identifies the element _________________________ Where Protons and Neutrons are found _________________________ Atomic particle with positive charge _________________________ Atomic particle with neutral charge _________________________ Chemical composition of water molecule _________________________ Substance formed by the chemical joining of two or more elements in definite amounts _________________________ Bond in which electrons are shared _________________________ Bond in which electrons are transferred _________________________ Bond that forms between two water molecules _________________________ Type of ion that forms when an atom loses an electron _________________________ Mixture in which the substances are evenly spread out _________________________ Something that dissolves something else in a solution _________________________ Something that dissolves in a solution _________________________ Type of electron that is available to form bonds _________________________ Attraction of molecules between different substances _________________________ A solution that contains particles that cannot be dissolved _________________________ A solution with a pH above 7 _________________________ A solution with a pH below 7 _________________________ When one side of a molecule has a slightly negative charge, and the other side has a slightly positive (think poles) _________________________ Element that has four valence electrons, and forms strong covalent bonds with many other elements _________________________ Giant molecules that are made from thousands or even hundreds of thousands of smaller molecules. 1|Page CHAPTER 2 VOCABLARY REVIEW _________________________ Many monomers that join together to form long chains _________________________ Composed of Carbon, Hydrogen, and Oxygen. Includes Monosaccharides & Polysaccharides _________________________ Composed of Carbon, Hydrogen, Oxygen & Nitrogen. Assembled from Amino Acids _________________________ Composed of Carbon, Hydrogen, & Oxygen and is composed of a glycerol and a fatty acid. Source of long term energy storage and make up cell membranes _________________________ Composed of Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorous. Stores genetic information. _________________________ Glucose, fructose, and galactose _________________________ Process that changes, or transforms one set of chemicals into another _________________________ “Ingredients” in a chemical reaction _________________________ What reactants transform into during a chemical reaction _________________________ Energy needed to get a reaction started _________________________ Substance that speeds up a chemical reaction _________________________ Made of proteins, affect the speed of a chemical reaction by lowering the activation energy _________________________ Part of an enzyme that provides an area for the substrate to attach _________________________ The molecules that are to be broken down or put together by an enzyme. _________________________ A measurement used to test the concentration of H+ ions in a solution. 2|Page
