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Tucker Chapter 3

Chapter 3 compounds test

QuestionAnswer
A covalently bounded compound that contains carbon-based compounds Organic Compound
An organic compound composed only of carbon and hydrogen Hydrocarbon
A class of energy-giving nutrients that includes sugars, starches and fiber Carbohydrates
A type of biochemical that does not dissolve in water, includes fats and steroids Lipid
An orgainic compound that is made of one or more chains of amino acids and is in all cells Protein
An organic compound, either RNA or DNA, whose molecules are made up of one or two chains of nucleotides Nucleic Acid
Includes sugars, starches, and fibers Carbohydrates
Composed of amino acids Proteins
Sometimes called the blueprints of life Nucleic Acids
Includes fats, oils, and waxes Lipids
Made of sugar molecules carbohydrates
made of amino acids Proteins
Do not dissolve in water Lipids
Store genetic information Nucleic Acids
Has a pH of 7 Neutral solution
if it is brittle, dissolves easily in water, has a high melting point and conducts electric current, it is a ionic compound
When a metal reacts with a nonmental it makes an ionic compound
Sugar is a covalent compount that dissolves in water but does not form ions, so it does not conduct electic currents
covalent compounds have low melting point
Acids conduct an electric current by forming hydronium ions
Acids have a sour taste
Bases have slippery feel
when a base is added to red litmus paper, the indicator turns blue
When all the moleules of an acid break apart in water, the solution is called strong acid
When acids and bases come in contact with each otherm they neutralizes each other
How many atoms can a carbon atom make bonds with? 4
Which hydrocarbon contains only a single bond between carbon atoms? saturated
Carbohydrates, lipids and proteins and nucleic acids are all biochemicals
What substance has a sour taste and produces hydrogen gass when it reacts with some metals? Acids
When an acid and a base neutralizes each other what remains? water and salt
Hemoglobinm, which carries oxygen in the blood, is a Protein
Cell membranes are made of what kind of biochemical lipid
Glucose is a simple carbohydrate
True of false: cetain proteins provide structural support for cells False
Which of the following is an ionic compound sodium chloride
What kind of melting point do ionic compounds have? High
What property of ionic compound does the crystal lattice shaper contribute to? Brittleness
Created by: wollermh on 2012-02-02



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